MARAGONDON RIVER BASIN MARAGONDON RIVER BRGY. …storage.googleapis.com/request-attachments...Bm #1...

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Latitude 14-16-26 Longitude 120-45-32 EXTREMES : Maximum discharge during year, 95,050 liters/sec, September 26 , gage height, 4.35 m Minimum discharge, 680 liters/sec, April 20 , gage height, 1.36 m 242 sq. km. 94.41 meters, 1983 - 1983 : 1 year 04SW141204BRS068 REMARKS : 1983 MEAN DISCHARGE (liters/sec) DAY JAN FEB MAR APR MAY JUN JUL AUG SEPT OCT NOV DEC 1 1075 770 965 1185 770 1240 1130 2 1020 770 965 1075 770 1130 1860 3 1020 740 1020 965 770 1860 1690 4 1020 740 1020 800 770 3005 1605 5 965 740 965 1075 800 2545 1295 6 965 740 965 1130 770 2200 1350 7 965 740 965 1130 740 4980 1295 8 965 740 1020 1075 800 12930 1520 9 965 740 1020 910 800 5520 1860 10 965 740 770 910 1240 5520 1435 11 965 740 770 800 1690 7675 1295 12 1130 965 740 770 800 800 9500 1295 13 1130 855 740 770 770 740 51290 1295 14 1130 855 740 740 740 800 58250 1435 15 1130 855 740 740 710 11810 80200 1860 16 1130 855 740 740 710 20350 30700 1435 17 1520 855 740 770 910 5340 66790 1350 18 855 855 740 1130 1185 3005 9500 1295 19 1130 855 740 770 1130 2430 5160 1240 20 1130 855 680 770 910 1860 3495 1240 21 1130 855 740 740 855 1690 2775 1295 22 1130 855 740 1240 855 1690 2115 1185 23 1075 800 770 1520 855 1690 1605 1605 24 1075 770 770 2030 855 2660 1350 1350 25 1075 770 770 910 740 11250 1350 3930 26 1075 770 855 855 740 6420 1295 70150 27 1075 770 855 855 740 3640 1350 65130 28 1075 770 910 800 770 2775 1295 61850 29 770 965 800 770 1945 1130 11810 30 770 965 965 770 2430 1295 5520 31 770 965 1435 1240 Total 27365 23140 29325 26870 94680 380290 252605 Mean 883 771 946 896 3054 12267 8420 Li/sec/sq.km 3.65 3.19 3.91 3.70 12.62 50.69 34.79 Runoff,mm 9.77 8.26 10.47 9.59 33.80 135.77 90.19 Runoff,Ha-m 236 200 253 232 818 3286 2183 Maximum 1075 965 2030 1185 20350 80200 70150 Minimum 770 680 740 710 740 1130 1130 zero gage is referred to BM # 1. AVERAGE DISCH. : STATION I D : Records are fair. Bm #1 is located at the right bank near the gage with an elevation of 100.0 meters (assumed). RECORDS AVAILABLE : February 12, 1983 - September 30, 1983 GAGE : Staff gage read three times a day. Elevation of MARAGONDON RIVER BASIN MARAGONDON RIVER BRGY. BUKAL, MARAGONDON, CAVITE LOCATION : Approximately 2.50 kms, east of the town of Maragondon and about 200 meters upstream of the bridge connecting Barangay Bukal and Mabacao. DRAINAGE AREA :

Transcript of MARAGONDON RIVER BASIN MARAGONDON RIVER BRGY. …storage.googleapis.com/request-attachments...Bm #1...

Latitude 14-16-26 Longitude 120-45-32 EXTREMES : Maximum discharge during year, 95,050 liters/sec,

September 26 , gage height,4.35 m

Minimum discharge, 680 liters/sec,

April 20 , gage height,1.36 m

242 sq. km.

94.41 meters,

1983 - 1983 : 1 year

04SW141204BRS068 REMARKS :

1983 MEAN DISCHARGE (liters/sec)

DAY JAN FEB MAR APR MAY JUN JUL AUG SEPT OCT NOV DEC

1 1075 770 965 1185 770 1240 1130

2 1020 770 965 1075 770 1130 1860

3 1020 740 1020 965 770 1860 1690

4 1020 740 1020 800 770 3005 1605

5 965 740 965 1075 800 2545 1295

6 965 740 965 1130 770 2200 1350

7 965 740 965 1130 740 4980 1295

8 965 740 1020 1075 800 12930 1520

9 965 740 1020 910 800 5520 1860

10 965 740 770 910 1240 5520 1435

11 965 740 770 800 1690 7675 1295

12 1130 965 740 770 800 800 9500 1295

13 1130 855 740 770 770 740 51290 1295

14 1130 855 740 740 740 800 58250 1435

15 1130 855 740 740 710 11810 80200 1860

16 1130 855 740 740 710 20350 30700 1435

17 1520 855 740 770 910 5340 66790 1350

18 855 855 740 1130 1185 3005 9500 1295

19 1130 855 740 770 1130 2430 5160 1240

20 1130 855 680 770 910 1860 3495 1240

21 1130 855 740 740 855 1690 2775 1295

22 1130 855 740 1240 855 1690 2115 1185

23 1075 800 770 1520 855 1690 1605 1605

24 1075 770 770 2030 855 2660 1350 1350

25 1075 770 770 910 740 11250 1350 3930

26 1075 770 855 855 740 6420 1295 70150

27 1075 770 855 855 740 3640 1350 65130

28 1075 770 910 800 770 2775 1295 61850

29 770 965 800 770 1945 1130 11810

30 770 965 965 770 2430 1295 5520

31 770 965 1435 1240

Total 27365 23140 29325 26870 94680 380290 252605

Mean 883 771 946 896 3054 12267 8420

Li/sec/sq.km 3.65 3.19 3.91 3.70 12.62 50.69 34.79

Runoff,mm 9.77 8.26 10.47 9.59 33.80 135.77 90.19

Runoff,Ha-m 236 200 253 232 818 3286 2183

Maximum 1075 965 2030 1185 20350 80200 70150

Minimum 770 680 740 710 740 1130 1130

zero gage is

referred to BM # 1.

AVERAGE DISCH. :

STATION I D : Records are fair. Bm #1 is located at the right bank near the

gage with an elevation of 100.0 meters (assumed).

RECORDS AVAILABLE : February 12, 1983 - September 30, 1983

GAGE : Staff gage read three times a day. Elevation of

MARAGONDON RIVER BASIN

MARAGONDON RIVER

BRGY. BUKAL, MARAGONDON, CAVITE

LOCATION :

Approximately 2.50 kms, east of the town of

Maragondon and about 200 meters upstream of

the bridge connecting Barangay Bukal and

Mabacao.

DRAINAGE AREA :

Latitude 14-16-26 Longitude 120-45-32 EXTREMES : Maximum discharge during year, 190,900 liters/sec,

June 24 and August 14 , gage height, 6.0 m

Minimum discharge, 710 liters/sec,

March 01-22 , gage height, 1.37 m

242 sq. km.

1983 - 1984 : Maximum discharge, Same as above

94.41 Minimum discharge, 680 liters/sec,

April 20, 1983 , gage height, 1.36 m

1983 - 1984 : 2 years; 6,546 liters/second

04SW141204BRS068 REMARKS :

1984 MEAN DISCHARGE (liters/sec)

DAY JAN FEB MAR APR MAY JUN JUL AUG SEPT OCT NOV DEC

1 965 740 710 800 1435 1520 23680 7890 19750 3930 7890 1690

2 910 1130 710 800 1435 1605 60650 6060 9000 3640 6600 1690

3 910 1130 710 800 1435 1775 25230 4980 7245 3640 5340 1690

4 910 1130 710 800 1605 1945 9750 8320 6060 2890 4075 1690

5 910 1130 710 855 1520 2545 7460 6600 5160 2775 3640 1690

6 910 1075 710 855 2115 1775 5520 8535 4220 2545 3235 1690

7 910 1075 710 855 1690 1605 4220 190900 3640 3930 3120 1690

8 855 1075 710 855 2775 1945 12090 105850 3235 4510 3005 1690

9 855 1075 710 855 2775 1690 8320 30370 3005 5880 2660 1690

10 855 1075 710 855 2660 1605 9250 21850 3785 8750 2545 1690

11 855 1020 710 855 1860 1435 4980 132235 3350 9250 2315 1690

12 855 1020 710 855 1605 1860 3120 124570 4075 4980 2115 1690

13 855 1020 710 855 2315 1945 2030 106350 3495 6060 2115 1690

14 855 1020 710 910 2660 1435 1690 175005 3235 7675 2030 1690

15 855 1020 710 1185 2545 2200 1435 229150 3350 4800 1945 1690

16 855 1020 710 1185 2775 3120 1350 44260 3120 4075 1945 1690

17 855 1020 710 1075 2660 41735 1350 35070 3350 3930 1945 1690

18 855 1020 710 855 2545 116610 1435 25540 8320 4655 1945 1690

19 855 1020 710 1295 2890 10500 1295 18590 5160 4510 1860 1690

20 800 965 710 1295 2430 7245 2315 13490 4365 12930 1860 1690

21 800 910 710 1295 1945 8750 4075 8750 3495 44625 1860 1690

22 800 910 710 1350 2115 77970 4510 5700 3005 18300 1775 1690

23 800 910 770 1775 2030 132790 1860 4365 2545 11530 1775 1690

24 800 910 740 1605 1775 165835 2115 10000 9500 9500 1690 1690

25 770 910 770 1690 1860 18300 1435 45720 17720 8535 1690 1690

26 770 910 770 1690 2315 36800 1350 44625 14050 6240 1690 1690

27 770 910 800 1520 1775 10500 1240 57070 11810 5700 1690 1690

28 740 910 800 1435 3005 5520 1130 38200 8535 15170 1690 1690

29 740 855 800 1435 2890 20350 1130 86570 4510 77530 1690 1690

30 740 800 1520 2545 13210 1075 70150 4220 36450 1690 1690

31 740 855 1690 1020 33370 9750 1690

Total 25955 28915 22725 34010 67675 696120 208110 ###### 186310 348685 79425 52390

Mean 837 997 733 1134 2183 23204 6713 54843 6210 11248 2648 1690

Li/sec/sq.km 3.46 4.12 3.03 4.68 9.02 95.88 27.74 226.62 25.66 46.48 10.94 6.98

Runoff,mm 9.27 10.32 8.11 12.14 24.16 248.53 74.30 606.99 66.52 124.49 28.36 18.70

Runoff,Ha-m 224 250 196 294 585 6014 1798 14689 1610 3013 686 453

Maximum 965 1130 855 1775 3005 165835 60650 229150 19750 77530 7890 1690

Minimum 740 740 710 800 1435 1435 1020 4365 2545 2545 1690 1690

ANNUAL Mean 9370 Li/sec/sq.km 38.72 Runoff,mm 1231.90 Runoff,Ha-m 29812 Maximum 229150 Minimum 710

zero gage is meters,

referred to BM # 1.

AVERAGE DISCH. :

STATION I D : Records are fair. Bm #1 is located at the right bank near the

gage with an elevation of 100.0 meters (assumed).

RECORDS AVAILABLE : February 12, 1983 - December 31, 1984

GAGE : Staff gage read three times a day. Elevation of

MARAGONDON RIVER BASIN

MARAGONDON RIVER

BRGY. BUKAL, MARAGONDON, CAVITE

LOCATION :

Approximately 2.50 kms, east of the town of

Maragondon and about 200 meters upstream

of the bridge connecting Barangay Bukal and

Mabacao.

DRAINAGE AREA :

Latitude 14-16-26 Longitude 120-45-32 EXTREMES : Maximum discharge during year, 210,190 liters/sec,

June 23 , gage height, 6.26 m

Minimum discharge, 710 liters/sec,

March 11-20 , gage height, 1.37 m

242 sq. km.

1983 - 1985 : Maximum discharge, Same as above

94.41 Minimum discharge, 680 liters/sec,

April 20, 1983 , gage height, 1.36 m

1983 - 1985 : 3 years; 6,663 liters/second

04SW141204BRS068 REMARKS :

1985 MEAN DISCHARGE (liters/sec)

DAY JAN FEB MAR APR MAY JUN JUL AUG SEPT OCT NOV DEC

1 1775 1775 965 770 1240 1295 14050 4800 4220 5520 4980 3350

2 1775 1775 965 770 1240 1295 10250 4510 4220 5340 4800 3350

3 1775 1775 965 855 1240 1775 8320 4220 46450 4655 4510 3350

4 1775 1775 965 1020 1240 2545 9000 4220 13490 4075 4365 3350

5 1775 1690 965 1020 1240 2430 26170 4075 7890 4220 4365 3235

6 1775 1605 965 1020 1240 2315 36100 8750 7245 4510 4220 3235

7 1775 1605 965 1020 1240 2775 15730 30370 6420 4365 4075 6815

8 1775 1435 855 965 1240 3785 10750 26170 6060 4365 3930 3350

9 1775 1435 770 965 1240 3640 9750 23060 6060 4365 3930 3235

10 1775 1435 770 965 1295 3495 8750 21850 5880 4075 3785 3235

11 1775 1295 710 965 1295 3235 8535 19460 5880 3930 3640 3120

12 1775 1295 710 910 1295 3005 8750 16290 5700 7245 3640 3120

13 1775 1295 710 910 1295 1605 7460 10250 5700 5880 3495 2890

14 1775 1295 710 910 1350 1520 7030 6600 5700 4510 3495 2890

15 1775 1240 710 910 1350 3350 6815 4980 5700 4980 3495 2775

16 1775 1185 710 910 1350 6420 6420 4510 6060 5160 3350 2775

17 1775 1185 710 910 1350 4365 6240 4365 6060 4655 4220 2660

18 1775 1185 710 910 1350 3350 6060 4365 5700 61850 3640 2660

19 1775 1185 710 910 1350 2890 5880 4365 5160 61050 3640 2545

20 1775 1185 710 910 1295 2545 5700 4220 4655 40670 3640 2545

21 1775 1185 740 910 1295 55120 5700 4075 4220 20350 3495 2430

22 1775 1130 740 910 1295 198895 5520 7890 3930 14050 3495 2315

23 1775 1130 740 1240 1295 187375 5520 8750 3930 9250 3350 2315

24 1775 1130 740 1240 1775 50150 5340 7890 3785 11000 3120 2315

25 1775 1130 740 1240 1690 36450 5340 5340 3785 10250 4365 2315

26 1775 1075 740 1240 1605 31690 5160 4365 3640 8535 4220 2315

27 1775 1020 740 1240 1520 53570 6600 4220 3350 6815 3785 2200

28 1775 1020 740 1240 1435 102350 6060 4075 3350 5880 3640 2200

29 1775 740 1240 1350 111940 5700 3930 4075 5340 3495 2200

30 1775 740 1240 1295 82900 5340 3785 5340 5160 3495 2200

31 1775 740 1295 4980 3785 5160 2200

Total 55025 37470 24390 30265 41585 968075 279020 269535 203655 347210 115675 89490

Mean 1775 1338 787 1009 1341 32269 9001 8695 6789 11200 3856 2887

Li/sec/sq.km 7.33 5.53 3.25 4.17 5.54 133.34 37.19 35.93 28.05 46.28 15.93 11.93

Runoff,mm 19.65 13.38 8.71 10.81 14.85 345.63 99.62 96.23 72.71 123.96 41.30 31.95

Runoff,Ha-m 475 324 211 261 359 8364 2411 2329 1760 3000 999 773

Maximum 1775 1775 965 1240 1775 198895 36100 30370 46450 61850 4980 6815

Minimum 1775 1020 710 770 1240 1295 4980 3785 3350 3930 3120 2200

ANNUAL Mean 6746 Li/sec/sq.km 27.87 Runoff,mm 878.78 Runoff,Ha-m 21266 Maximum 198895 Minimum 710

zero gage is meters,

referred to BM # 1.

AVERAGE DISCH. :

STATION I D : Records are fair. Bm #1 is located at the right bank near the

gage with an elevation of 100.0 meters (assumed).

RECORDS AVAILABLE : February 12, 1983 - December 31, 1985

GAGE : Staff gage read three times a day. Elevation of

MARAGONDON RIVER BASIN

MARAGONDON RIVER

BRGY. BUKAL, MARAGONDON, CAVITE

LOCATION :

Approximately 2.50 kms, east of the town of

Maragondon and about 200 meters upstream

of the bridge connecting Barangay Bukal and

Mabacao.

DRAINAGE AREA :

Latitude 14-16-26 Longitude 120-45-32 EXTREMES : Maximum discharge during year, 495, 400 liters/sec,

September 03 , gage height, 9.0 m

Minimum discharge, 1130 liters/sec,

May 23 , gage height, 1.46 m

242 sq. km.

1983 - 1986 : Maximum discharge, Same as above

94.41 Minimum discharge, 680 liters/sec,

April 20, 1983 , gage height, 1.36 m

1983 - 1986 : 4 years; 9,291 liters/second

04SW141204BRS068 REMARKS :

1986 MEAN DISCHARGE (liters/sec)

DAY JAN FEB MAR APR MAY JUN JUL AUG SEPT OCT NOV DEC

1 2200 1860 1860 1605 1435 2660 1690 214820 14610 11530 7460 6240

2 2200 1860 1860 1605 1435 2545 6600 110920 237400 8535 7245 6240

3 2200 1860 2115 1605 1435 2545 4800 46085 396600 7245 6815 6240

4 2200 1860 1945 1605 1435 2430 49780 19750 214035 6600 6420 6240

5 2200 1860 1945 1605 1520 2430 7030 11810 37150 5880 5520 6240

6 2200 1860 1945 1605 1435 2430 5880 10750 19460 283540 6060 5880

7 2200 1860 1945 1605 1435 2430 4980 12370 16570 61450 5700 5880

8 2200 1860 1945 1605 1435 2430 29380 11530 13490 23370 221905 5520

9 2115 1860 1860 1605 1435 2430 145450 10250 12370 15450 16570 5520

10 2115 1860 1860 1605 1435 2315 100880 9000 10750 14050 11000 5160

11 2115 1860 1860 1605 1435 2315 63080 7675 10250 11000 9000 5160

12 2115 1860 1860 1605 1435 2200 19170 16850 11000 223515 8105 4980

13 2115 1860 1860 1605 1435 2115 13770 14610 9500 60650 11250 4980

14 2115 1860 1860 1605 1295 2115 71440 9000 8750 30700 44625 4655

15 2030 1860 1860 1605 1295 2030 35410 7245 15730 22450 18300 4655

16 1945 1860 1860 1605 1295 2030 14330 234100 11250 14610 13770 4365

17 1945 1860 1860 1605 1350 8750 6815 46450 10000 12370 10500 4365

18 1860 1860 1860 1605 1350 4075 11000 31690 9000 11000 10000 4365

19 1860 1860 1775 1605 1350 2315 10000 23990 7460 45720 8750 4365

20 1860 1860 1775 1605 1350 3495 10250 16290 16850 37150 8105 4365

21 1860 1860 1775 1520 1240 6815 9250 10500 14050 16570 7675 4220

22 1860 1860 1690 1520 1240 6060 6420 7890 11000 12090 7460 7675

23 1860 1860 1690 1435 1130 5160 5520 5880 14050 11000 7245 5880

24 1860 1860 1690 1435 1350 4220 5160 56680 42445 9750 7030 4510

25 1860 1860 1690 1435 1690 3235 5160 292065 17140 9000 6815 4220

26 1860 1860 1690 1435 8320 2660 4800 184555 12650 8320 6815 3930

27 1860 1860 1605 1435 4365 2030 4800 80200 11250 7890 6815 3930

28 1860 1860 1605 1435 3005 1775 4510 65540 10250 8535 6600 3930

29 1860 1605 1435 2890 1775 4510 183850 9250 8105 6600 3930

30 1860 1605 1435 2890 1690 4365 159490 8320 7890 6600 3930

31 1860 1605 2660 11000 51670 7675 3785

Total 62250 52080 55960 46620 58805 91505 677230 ###### ###### ###### 506755 155355

Mean 2008 1860 1805 1554 1897 3050 21846 63339 41088 32698 16892 5011

Li/sec/sq.km 8.30 7.69 7.46 6.42 7.84 12.60 90.27 261.73 169.78 135.12 69.80 20.71

Runoff,mm 22.22 18.59 19.98 16.64 20.99 32.67 241.79 701.02 440.08 361.89 180.92 55.47

Runoff,Ha-m 538 450 483 403 508 791 5851 16965 10650 8758 4378 1342

Maximum 2200 1860 2115 1605 8320 8750 145450 292065 396600 283540 221905 7675

Minimum 1860 1860 1605 1435 1130 1690 1690 5880 7460 5880 5520 3785

ANNUAL Mean 16087 Li/sec/sq.km 66.48 Runoff,mm 2112.28 Runoff,Ha-m 51117 Maximum 396600 Minimum 1130

zero gage is meters,

referred to BM # 1.

AVERAGE DISCH. :

STATION I D : Records are fair. Bm #1 is located at the right bank near the

gage with an elevation of 100.0 meters (assumed).

RECORDS AVAILABLE : February 12, 1983 - December 31, 1986

GAGE : Staff gage read three times a day. Elevation of

MARAGONDON RIVER BASIN

MARAGONDON RIVER

BRGY. BUKAL, MARAGONDON, CAVITE

LOCATION :

Approximately 2.50 kms, east of the town of

Maragondon and about 200 meters upstream of

the bridge connecting Barangay Bukal and

Mabacao.

DRAINAGE AREA :

Latitude 14-16-26 Longitude 120-45-32 EXTREMES : Maximum discharge during year, 272,400 liters/sec,

September 09 , gage height, 7.0 m

Minimum discharge, 1,185 liters/sec,

June 29-30 , gage height, 1.47 m

242 sq. km.

1983 - 1987 : Maximum discharge, 495,400

liters/sec, September 03, 1986 gage height, 9.0 m

94.41 Minimum discharge, 680 liters/sec,

April 20, 1983 , gage height, 1.36 m

1983 - 1987 : 5 years; 8,791 liters/second

04SW141204BRS068 REMARKS :

1987 MEAN DISCHARGE (liters/sec)

DAY JAN FEB MAR APR MAY JUN JUL AUG SEPT OCT NOV DEC

1 3785 2660 2200 1605 1350 2115 1350 2890 15170 7245 3930 3120

2 3640 2660 2200 1605 1350 2115 1295 6420 32020 6240 3930 3120

3 3640 2660 2200 1605 1350 1945 1295 4655 17430 5700 3640 3005

4 3640 2660 2775 1605 1350 1860 1860 3640 15450 12930 3640 3005

5 3495 2660 2775 1605 1520 1605 4220 3005 13490 29380 3350 3005

6 3495 2660 2775 1435 1350 1435 4365 2890 69310 19750 3350 3005

7 3495 2660 2775 1435 1350 1350 2430 2890 112970 11000 3235 2890

8 3235 2660 2775 1520 1350 1435 1435 3495 211720 7675 3120 2890

9 3235 2660 2775 1520 1350 1775 2430 4980 153910 6815 3005 2775

10 3235 2660 2775 1520 1350 1860 4655 5160 30370 5880 3005 2775

11 3235 2660 2030 1520 1295 3495 4075 5700 20050 6060 2775 2430

12 3120 2660 2030 1520 1295 3785 3350 4800 13770 5700 2775 2200

13 3120 2660 2030 1520 1295 2545 24920 21550 11810 5700 2545 2115

14 3120 2660 2030 1520 1295 3235 16850 11530 20050 5340 2545 2030

15 3120 2660 1945 1520 1295 3785 18300 7675 12370 5340 2545 1945

16 3005 2545 1945 1520 1295 3495 9250 6240 20050 5340 2315 1775

17 3005 2545 1775 1520 2115 3495 4655 4980 166480 6060 4510 1860

18 3005 2545 1775 1520 1945 2890 3930 81550 20050 5520 4510 4365

19 3005 2545 1690 1435 1690 2430 23370 122950 12930 5160 3235 3640

20 2775 2545 1690 1435 1520 2115 19750 16570 10250 4800 2660 2660

21 2775 2545 1605 1435 1520 2315 11000 31360 9000 4800 2660 2315

22 2775 2545 1605 1435 1520 2890 7460 12370 7675 4655 2545 2200

23 2775 2545 1605 1435 1520 2430 5160 11000 6815 4655 2430 2030

24 2775 2545 1605 1435 1435 1605 4800 8750 6420 6060 2430 2030

25 2775 2430 1605 1435 1435 1295 4365 6240 6060 5340 2315 1945

26 2775 2430 1605 1435 1435 1295 3785 5520 5880 6240 87030 1945

27 2775 2430 1605 1435 1775 1240 3640 4510 5340 6060 12650 1860

28 2775 2430 1605 1350 2315 1240 3495 3640 4980 5160 7675 1775

29 2660 1605 1350 2315 1185 3350 3120 10250 4800 4365 1690

30 2660 1605 1350 2200 1185 3120 2545 7890 4365 3350 1690

31 2660 1605 2200 2890 3235 4220 2200

Total 95585 72525 62620 44580 48380 65445 206850 415860 ###### 223990 192070 76290

Mean 3083 2590 2020 1486 1561 2182 6673 13415 34999 7225 6402 2461

Li/sec/sq.km 12.74 10.70 8.35 6.14 6.45 9.01 27.57 55.43 144.62 29.86 26.46 10.17

Runoff,mm 34.13 25.89 22.36 15.92 17.27 23.37 73.85 148.47 374.86 79.97 68.57 27.24

Runoff,Ha-m 826 627 541 385 418 565 1787 3593 9072 1935 1659 659

Maximum 3785 2660 2775 1605 2315 3785 24920 122950 211720 29380 87030 4365

Minimum 2660 2430 1605 1350 1295 1185 1295 2545 4980 4220 2315 1690

ANNUAL Mean 7008 Li/sec/sq.km 28.96 Runoff,mm 911.90 Runoff,Ha-m 22068 Maximum 211720 Minimum 1185

zero gage is meters,

referred to BM # 1.

AVERAGE DISCH. :

STATION I D : Records are fair. Bm #1 is located at the right bank near the

gage with an elevation of 100.0 meters (assumed).

RECORDS AVAILABLE : February 12, 1983 - December 31, 1987

GAGE : Staff gage read three times a day. Elevation of

MARAGONDON RIVER BASIN

MARAGONDON RIVER

BRGY. BUKAL, MARAGONDON, CAVITE

LOCATION :

Approximately 2.50 kms, east of the town of

Maragondon and about 200 meters upstream of

the bridge connecting Barangay Bukal and

Mabacao.

DRAINAGE AREA :

Latitude 14-16-26 Longitude 120-45-32 EXTREMES : Maximum discharge during year, 190,900 liters/sec,

June 04 , gage height, 6.0 m

Minimum discharge, 855 liters/sec,

April 30 , gage height, 1.41 m

242 sq. km.

1983 - 1988 : Maximum discharge , 495, 400

liters/sec, September 03, 1986 gage height, 9.0 m

94.41 Minimum discharge, 680 liters/sec,

April 20, 1983 , gage height, 1.36 m

1983 - 1988 : 6 years; 8,432 liters/second

04SW141204BRS068 REMARKS :

1988 MEAN DISCHARGE (liters/sec)

DAY JAN FEB MAR APR MAY JUN JUL AUG SEPT OCT NOV DEC

1 1860 1435 965 1185 965 5340 3495 11000 3350 4075 4800 2775

2 1775 1295 965 1020 965 13210 3005 6240 2775 3235 3350 2890

3 1775 1295 965 965 965 18010 3350 4365 8105 8320 4075 2890

4 1775 1295 965 910 965 50530 3640 3640 5340 3350 96970 3005

5 1775 1295 965 910 965 16850 3350 4365 3120 1020 37850 3005

6 1690 1240 965 910 965 9500 3120 3005 2660 25230 18880 3120

7 1690 1240 965 910 965 6240 2660 3350 2200 10500 44625 3120

8 1690 1240 965 910 965 4220 2315 4980 2775 8105 76650 3235

9 1690 1240 965 910 965 3640 2030 22450 3930 7890 45355 3235

10 1690 1240 965 910 965 2545 1945 8320 3120 5520 18300 3235

11 1690 1185 965 910 965 1775 1775 4800 4510 6420 8750 3350

12 1690 1185 965 910 965 7460 4075 3495 3785 14890 5520 3350

13 1605 1185 910 910 965 6815 4365 3120 5340 72730 4655 3350

14 1605 1185 910 910 910 3235 6600 2775 3930 31690 3640 3495

15 1605 1185 910 910 910 1520 5700 2315 4655 11000 3235 3495

16 1605 1075 910 910 910 1520 3785 12650 3640 8320 3120 3495

17 6240 1075 910 910 910 1350 2890 8320 4220 6240 2890 3495

18 4510 1075 910 910 910 1185 92650 4510 4800 5880 2660 3350

19 3235 1075 910 910 910 1690 11530 3785 4800 7460 2545 3350

20 1945 1075 910 910 1185 3785 5700 3350 32020 7890 2430 3235

21 1690 1075 910 910 1130 3350 3930 3005 8320 12930 2315 3120

22 1605 1075 910 910 1605 1945 3120 3350 4510 7890 2315 3120

23 1605 1075 910 910 2660 1520 4510 3495 3640 4980 2200 3120

24 1605 1075 910 910 1860 1350 6240 3005 3005 29380 2200 3005

25 1605 1075 910 1075 1130 1185 4365 3235 2890 229150 2200 3005

26 1435 1075 910 965 1020 1130 3120 3350 2775 102350 2200 3005

27 1435 1075 910 965 1020 39250 2660 4365 3350 37850 2200 3005

28 1435 965 910 910 965 42800 3495 5160 3235 22450 2430 2890

29 1435 965 910 910 965 15170 12650 5880 5160 11250 2545 2775

30 1435 910 855 2545 4075 96010 4800 7675 8105 2545 2775

31 1435 1690 3640 31690 4075 7030 2775

Total 59860 33570 29650 27960 37730 272195 339770 164555 153635 723130 413450 97070

Mean 1931 1158 956 932 1217 9073 10960 5308 5121 23327 13782 3131

Li/sec/sq.km 7.98 4.78 3.95 3.85 5.03 37.49 45.29 21.93 21.16 96.39 56.95 12.94

Runoff,mm 21.37 11.99 10.59 9.98 13.47 97.18 121.31 58.75 54.85 258.18 147.61 34.66

Runoff,Ha-m 517 290 256 242 326 2352 2936 1422 1327 6248 3572 839

Maximum 6240 1435 1690 1185 3640 50530 96010 22450 32020 229150 96970 3495

Minimum 1435 965 910 855 910 1130 1775 2315 2200 1020 2200 2775

ANNUAL Mean 6408 Li/sec/sq.km 26.48 Runoff,mm 839.93 Runoff,Ha-m 20326 Maximum 229150 Minimum 855

zero gage is meters,

referred to BM # 1.

AVERAGE DISCH. :

STATION I D : Records are fair. Bm #1 is located at the right bank near the

gage with an elevation of 100.0 meters (assumed).

RECORDS AVAILABLE : February 12, 1983 - December 31, 1988

GAGE : Staff gage read three times a day. Elevation of

MARAGONDON RIVER BASIN

MARAGONDON RIVER

BRGY. BUKAL, MARAGONDON, CAVITE

LOCATION :

Approximately 2.50 kms, east of the town of

Maragondon and about 200 meters upstream of

the bridge connecting Barangay Bukal and

Mabacao.

DRAINAGE AREA :

Latitude 14-16-26 Longitude 120-45-32 EXTREMES : Maximum discharge during year, 190,900 liters/sec,

July 17 , gage height, 6.0 m

Minimum discharge, 1,075 liters/sec,

Sev days of Feb & Mar , gage height, 1.45 m

242 sq. km.

1983 - 1989 : Maximum discharge, 495, 400

liters/sec, September 03, 1986 gage height, 9.0 m

94.41 Minimum discharge, 680 liters/sec,

April 20, 1983 , gage height, 1.36 m

1983 - 1989 : 7 years; 8,546 liters/second

04SW141204BRS068 REMARKS :

1989 MEAN DISCHARGE (liters/sec)

DAY JAN FEB MAR APR MAY JUN JUL AUG SEPT OCT NOV DEC

1 2775 1690 1130 1520 1520 1775 2200 18880 3120 2775 5160 2660

2 2775 1690 1130 1520 1435 1690 1605 29050 2775 2545 4980 2660

3 2775 1605 1130 1945 1435 1690 3640 14890 16010 2545 5160 2775

4 2545 1605 1075 1775 1435 1690 2430 56680 13490 2315 4980 2775

5 2545 1605 1075 1775 4075 1775 2115 43895 8535 2315 4655 2890

6 2545 1520 1075 1690 3640 2430 1860 47560 6420 2200 4365 2775

7 2545 1520 1075 1690 3495 3785 1775 38200 4365 2200 4075 2890

8 2545 1435 1130 1690 3235 3005 1520 22750 3785 2115 3785 2890

9 2315 1435 1130 1690 4365 12090 8750 10250 4365 2030 3640 3005

10 2315 1350 1130 1690 3350 6815 5880 7245 229150 2030 3495 2890

11 2315 1350 1130 1605 1775 5340 3785 6420 116090 1945 3350 3005

12 2315 1350 1075 1520 1605 4655 2660 5340 70150 272400 3235 3005

13 2200 1295 1130 1350 1435 3785 2200 4655 36800 128350 3120 3120

14 2200 1295 1690 1240 1350 3640 1860 3930 16850 89830 3005 3235

15 2200 1240 1520 1240 1350 4220 1520 5520 11810 52050 2890 3235

16 2115 1240 10000 1240 1295 3640 110920 6815 12090 16850 2890 3235

17 2115 1240 3785 1240 1185 3350 147250 6060 9500 11810 2890 3235

18 2115 1240 2660 1240 72730 2660 35750 4800 8320 9000 2775 3120

19 2030 1130 1945 1240 12090 2030 14050 57850 7460 9250 2775 3120

20 2030 1130 1775 1240 7245 1945 108880 190900 6600 8535 2775 3120

21 2030 1130 1690 1240 3640 4980 74450 92650 6420 8535 2775 3120

22 2030 1130 1605 1240 3235 5160 17430 45720 6240 8320 2775 3120

23 1945 1130 1605 1240 2660 7675 7675 14610 5880 8105 2660 3120

24 1945 1075 1605 1240 2430 6240 4980 10000 5520 7890 2775 3120

25 1860 1075 1690 1185 2430 4980 3785 7245 5340 6060 2660 3005

26 1860 1075 1605 1605 2200 4510 3350 5160 4655 7675 2775 3005

27 1860 1075 1605 2200 3640 3785 4800 4800 4365 7460 2660 3005

28 1860 1075 1605 1435 3120 4365 4220 4655 4075 7245 2775 3005

29 1860 1605 1295 2775 3350 3785 4075 3350 6815 2660 3005

30 1690 1520 1240 2115 3350 8750 3495 3005 6240 2660 3005

31 1690 1520 1775 10500 3350 5880 2890

Total 67945 36730 55445 44060 160065 120405 604375 777450 636535 703315 101175 93040

Mean 2192 1312 1789 1469 5163 4014 19496 25079 21218 22688 3373 3001

Li/sec/sq.km 9.06 5.42 7.39 6.07 21.34 16.58 80.56 103.63 87.68 93.75 13.94 12.40

Runoff,mm 24.26 13.11 19.80 15.73 57.15 42.99 215.78 277.57 227.26 251.10 36.12 33.22

Runoff,Ha-m 587 317 479 381 1383 1040 5222 6717 5500 6077 874 804

Maximum 2775 1690 10000 2200 72730 12090 147250 190900 229150 272400 5160 3235

Minimum 1690 1075 1075 1185 1185 1690 1520 3350 2775 1945 2660 2660

ANNUAL Mean 9233 Li/sec/sq.km 38.15 Runoff,mm 1214.08 Runoff,Ha-m 29381 Maximum 272400 Minimum 1075

zero gage is meters,

referred to BM # 1.

AVERAGE DISCH. :

STATION I D : Records are fair. Bm #1 is located at the right bank near the

gage with an elevation of 100.0 meters (assumed).

RECORDS AVAILABLE : February 12, 1983 - December 31, 1989

GAGE : Staff gage read three times a day. Elevation of

MARAGONDON RIVER BASIN

MARAGONDON RIVER

BRGY. BUKAL, MARAGONDON, CAVITE

LOCATION :

Approximately 2.50 kms, east of the town of

Maragondon and about 200 meters upstream of

the bridge connecting Barangay Bukal and

Mabacao.

DRAINAGE AREA :

Latitude 14-16-26 Longitude 120-45-32 EXTREMES : Maximum discharge during year, 78,850 liters/sec,

July 25 , gage height, 4.0 m

Minimum discharge, 740 liters/sec,

May 12-17 , gage height, 1.38 m

242 sq. km.

1983 - 1990 : Maximum discharge, 495,400

liters/sec, September 03, 1986 gage height, 9.0 m

94.41 Minimum discharge, 680 liters/sec,

April 20, 1983 , gage height, 1.36 m

1983 - 1990 : 8 years; 8,997 liters/second

04SW141204BRS068 REMARKS :

1990 MEAN DISCHARGE (liters/sec)

DAY JAN FEB MAR APR MAY JUN JUL AUG SEPT OCT NOV DEC

1 2775 2115 1605 965 800 5340 3930 7245 190900 4800 2660 2545

2 2775 2115 1605 965 800 3350 2430 5340 198150 5340 2660 2545

3 2660 2115 1605 965 800 2115 2200 3640 18300 5700 2775 2545

4 2660 2115 1435 910 800 1130 1860 3785 12930 4655 2660 2430

5 2660 2115 1435 910 800 1020 1520 3350 10000 4075 2775 2430

6 2660 2030 1435 910 770 1435 1130 3005 10500 3785 2775 2430

7 2660 2030 1435 910 770 2660 2545 4220 194525 3350 2775 2430

8 2660 2030 1435 910 770 2315 1605 4980 205600 3005 3120 2315

9 2660 1945 1435 910 770 2115 1075 3235 32350 2775 3120 2315

10 2660 1945 1435 910 770 1775 1435 2890 15170 2545 3235 2315

11 2545 1945 1295 910 770 1520 1020 2545 10500 3005 3120 2315

12 2545 1945 1295 910 740 1185 910 3350 7890 2775 3235 2200

13 2545 1860 1240 855 740 1020 2775 3350 11810 2660 190900 2200

14 2545 1860 1185 855 740 910 3785 10000 10500 8105 198150 2200

15 2545 1860 1185 855 740 4800 5880 10250 10500 6240 11000 2200

16 2545 1860 1185 855 740 3785 4980 7675 8750 8750 7030 2200

17 2545 1860 1185 855 740 2430 4365 194525 7245 8535 5880 2200

18 2545 1860 1075 855 2775 1605 6815 190900 5880 9750 5880 2115

19 2430 1860 1075 855 2545 1520 5160 38550 6240 8105 7245 2115

20 2430 1775 1020 855 2315 1860 4365 21250 7460 6060 5160 1945

21 2315 1775 1020 855 2200 10750 3930 17720 6060 5340 4220 1945

22 2315 1775 1020 855 2030 205600 3235 24610 5160 4655 3640 1860

23 2315 1775 1020 855 1860 36450 3120 38550 4365 4075 3495 1860

24 2315 1775 1020 855 1605 20050 2430 194525 8535 3785 3350 1775

25 2315 1775 1020 855 1435 9000 39960 198150 5880 3350 3120 1775

26 2200 1690 1020 855 1350 5520 19460 205600 8105 2775 2890 1690

27 2200 1605 1020 855 1240 4510 198150 194525 8105 2890 2775 1690

28 2200 1605 1020 855 1240 24300 213250 35750 8535 2775 2775 1690

29 2200 1020 800 1295 13490 33030 21250 21550 2890 2660 1605

30 2200 1020 800 2200 7245 21250 12930 9000 2775 2545 1605

31 2115 1020 6420 11250 9500 2775 1605

Total 76740 53015 37820 26365 43570 380805 608850 1477195 1060495 142100 497625 65090

Mean 2475 1893 1220 879 1405 12694 19640 47651 35350 4584 16588 2100

Li/sec/sq.km 10.23 7.82 5.04 3.63 5.81 52.45 81.16 196.91 146.07 18.94 68.54 8.68

Runoff,mm 27.40 18.93 13.50 9.41 15.56 135.96 217.37 527.40 378.62 50.73 177.66 23.24

Runoff,Ha-m 663 458 327 228 376 3290 5260 12763 9163 1228 4299 562

Maximum 2775 2115 1605 965 6420 205600 213250 205600 205600 9750 198150 2545

Minimum 2115 1605 1020 800 740 910 910 2545 4365 2545 2545 1605

ANNUAL Mean 12207 Li/sec/sq.km 50.44 Runoff,mm 1595.78 Runoff,Ha-m 38618 Maximum 213250 Minimum 740

zero gage is meters,

referred to BM # 1.

AVERAGE DISCH. :

STATION I D :Records are fair. Bm #1 is located at the right bank near the gage

with an elevation of 100.0 meters (assumed).

RECORDS AVAILABLE : February 12, 1983 - December 31, 1990

GAGE :Staff gage read three times a day. Elevation of

MARAGONDON RIVER BASIN

MARAGONDON RIVER

BRGY. BUKAL, MARAGONDON, CAVITE

LOCATION :

Approximately 2.50 kms, east of the town of

Maragondon and about 200 meters upstream of the

bridge connecting Barangay Bukal and Mabacao.

DRAINAGE AREA :

Latitude 14-16-26 Longitude 120-45-32 EXTREMES : Maximum discharge during year, 39,250 liters/sec,

August 13 and Sep 03 , gage height, 3.0 m

Minimum discharge, 770 liters/sec,

Sev days of May , gage height, 1.39 m

242 sq. km.

1983 - 1991 : Maximum discharge, 495,400

liters/sec, September 03, 1986 gage height, 9.0 m

94.41 Minimum discharge, 680 liters/sec,

April 20, 1983 , gage height, 1.36 m

1983 - 1991 : 9 years; 9,255 liters/second

04SW141204BRS068 REMARKS :

1991 MEAN DISCHARGE (liters/sec)

DAY JAN FEB MAR APR MAY JUN JUL AUG SEPT OCT NOV DEC

1 1605 1945 1435 965 770 800 1520 2775 7030 8535 3930

2 1605 1945 1435 965 770 800 1435 2660 18300 7890 3930

3 1605 1945 1435 965 770 800 1185 2430 35070 7030 3785

4 1605 1945 1775 965 770 800 1075 2200 19750 6420 3785

5 1605 1945 1775 965 770 800 1020 4800 15450 16850 3640

6 1605 1860 1775 855 800 800 910 4220 10000 11810 3495

7 1520 1860 1775 855 800 800 910 3005 7245 6600 3495

8 1520 1860 1775 855 800 800 855 2115 15450 7890 3350

9 1520 1860 1775 855 800 800 855 1775 11810 6600 3350

10 1520 1860 1775 855 770 800 190900 1605 9500 6420 3235

11 1520 1775 1775 855 770 800 25230 198150 21250 6060 3235

12 1520 1775 1775 855 770 800 3930 19750 10000 5700 3120

13 1520 1775 1775 800 770 800 3005 38200 8750 5520 3005

14 1520 1775 1775 800 770 2775 2200 26810 7675 6060 3005

15 1520 1775 1690 800 770 2545 1945 190900 6815 6600 3005

16 1520 1690 1690 855 770 2890 1690 198150 20050 5880 2890

17 1520 1690 1690 800 855 2890 1350 205600 13770 5700 198150

18 1520 1690 1690 800 855 3640 7460 229150 11000 5160 36450

19 1435 1690 1690 800 855 4800 9000 221100 14050 4655 14050

20 1435 1690 1690 855 855 3350 12650 213250 11000 4655 9500

21 1435 1605 1690 855 855 2775 9250 205600 10000 4510 7460

22 1435 1605 1690 800 855 2315 5880 33030 16010 4365 5700

23 1435 1605 1690 800 855 1605 7245 24300 12650 4365 4800

24 1435 1520 1605 800 800 1185 11250 18880 11250 4365 4365

25 1435 1520 1605 855 800 965 229150 16290 19170 4220 4220

26 1435 1520 1605 855 800 910 213250 198150 14330 4220 4075

27 1435 1520 1605 800 770 1075 24920 18880 14050 5340 3930

28 1350 1520 1605 800 770 1130 8320 11530 11810 4800 3785

29 1350 1605 800 770 965 6060 8320 10500 4220 3640

30 1350 1605 800 770 1240 3350 16850 9500 4075 3495

31 1350 1605 770 2775 10000 4075

Total 46185 48765 51880 25485 24675 47455 790575 ###### 403235 190590 357875

Mean 1490 1742 1674 850 796 1582 25502 68725 13441 6148 11929

Li/sec/sq.km 6.16 7.20 6.92 3.51 3.29 6.54 105.38 283.99 55.54 25.41 49.29

Runoff,mm 16.49 17.41 18.52 9.10 8.81 16.94 282.25 760.63 143.96 68.05 127.77

Runoff,Ha-m 399 421 448 220 213 410 6831 18407 3484 1647 3092

Maximum 1605 1945 1775 965 855 4800 229150 229150 35070 16850 198150

Minimum 1350 1520 1435 800 770 800 855 1605 6815 4075 2890

zero gage is meters,

referred to BM # 1.

AVERAGE DISCH. :

STATION I D : Records are fair. Bm #1 is located at the right bank near the

gage with an elevation of 100.0 meters (assumed).

RECORDS AVAILABLE : February 12, 1983 - November 30, 1991

GAGE : Staff gage read three times a day. Elevation of

MARAGONDON RIVER BASIN

MARAGONDON RIVER

BRGY. BUKAL, MARAGONDON, CAVITE

LOCATION :

Approximately 2.50 kms, east of the town of

Maragondon and about 200 meters upstream of

the bridge connecting Barangay Bukal and

Mabacao.

DRAINAGE AREA :

Latitude 14-16-26 Longitude 120-45-32 EXTREMES : Maximum discharge during year, 39,250 liters/sec,

Sev days July & August , gage height, 3.0 m

Minimum discharge, 710 liters/sec,

July 07-10 , gage height, 1.37 m

242 sq. km.

1983 - 1992 : Maximum discharge, 495,400

liters/sec, September 03, 1986 gage height, 9.0 m

94.41 Minimum discharge, 680 liters/sec,

April 20, 1983 , gage height, 1.36 m

1983 - 1992 : 10 years; 8,840 liters/second

04SW141204BRS068 REMARKS :

1992 MEAN DISCHARGE (liters/sec)

DAY JAN FEB MAR APR MAY JUN JUL AUG SEPT OCT NOV DEC

1 2430 1945 1435 1130 965 1520 800 5160 32690 7675 9250 2545

2 2430 1945 1435 1130 965 1435 1075 3350 40670 6420 8320 2545

3 2315 1860 1435 1130 965 1350 855 2890 32350 5880 7675 2315

4 2315 1860 1435 1130 965 1240 770 2430 37500 5700 6815 2315

5 2315 1860 1350 1130 965 1130 740 2115 35750 5340 6420 2315

6 2200 1775 1350 1130 855 1020 740 1945 25850 4980 6060 2315

7 2200 1775 1350 1130 855 1020 710 1860 15730 5160 5700 2315

8 2200 1775 1350 1130 855 1020 710 3005 9500 4800 5520 2315

9 2200 1775 1350 1075 855 965 710 6240 7675 4655 5160 2200

10 2115 1690 1350 1075 855 965 710 4655 23060 4655 4980 2200

11 2115 1690 1350 1075 855 965 770 4365 13490 4655 4800 2200

12 2115 1690 1350 1075 855 965 1295 3785 8750 4655 12090 2200

13 2115 1605 1295 1075 855 965 965 2890 7030 4655 10000 2200

14 2115 1605 1295 1075 965 910 855 2660 5880 4655 8535 2200

15 2115 1605 1295 1075 1295 910 800 2545 4980 4655 7245 2115

16 2115 1520 1295 1075 1240 1020 770 5340 4510 5520 6600 2115

17 2115 1520 1295 1075 1240 1020 740 42445 10000 4800 6060 2115

18 2115 1520 1295 1075 1185 1075 740 42445 11810 4655 5700 2115

19 2115 1520 1240 1075 1075 1185 910 42445 6815 12930 5160 2115

20 2030 1520 1240 1020 1075 1130 3120 42445 5340 10500 4800 2115

21 2030 1520 1240 1020 1020 1075 28090 35070 39605 8750 4365 2115

22 2030 1520 1240 1020 1020 1020 5520 21550 35750 8750 3785 2030

23 2030 1520 1240 1020 1020 965 4800 14610 14050 9750 3235 2030

24 2030 1435 1185 1020 1020 910 2115 9500 8535 9500 3005 2030

25 2030 1435 1185 1020 1020 910 2030 14330 7460 13770 2775 2030

26 2030 1435 1185 1020 965 910 1945 21850 6060 45355 2545 2030

27 1945 1435 1185 1020 965 910 3005 43165 5340 38550 2545 2030

28 1945 1435 1185 1020 965 1690 5160 43165 6060 17140 2545 1945

29 1945 1435 1185 1020 965 1435 4655 41735 15170 11530 2545 1945

30 1945 1130 1020 1775 1075 4075 41735 10250 8750 2545 1945

31 1945 1130 1690 8320 41735 7890 1945

Total 65690 47225 39880 32085 32165 32710 88500 553460 487660 296680 166780 66945

Mean 2119 1628 1286 1070 1038 1090 2855 17854 16255 9570 5559 2160

Li/sec/sq.km 8.76 6.73 5.32 4.42 4.29 4.51 11.80 73.77 67.17 39.55 22.97 8.92

Runoff,mm 23.45 16.86 14.24 11.46 11.48 11.68 31.60 197.60 174.11 105.92 59.54 23.90

Runoff,Ha-m 568 408 345 277 278 283 765 4782 4213 2563 1441 578

Maximum 2430 1945 1435 1130 1775 1690 28090 43165 40670 45355 12090 2545

Minimum 1945 1435 1130 1020 855 910 710 1860 4510 4655 2545 1945

ANNUAL Mean 5207 Li/sec/sq.km 21.52 Runoff,mm 681.84 Runoff,Ha-m 16500 Maximum 45355 Minimum 710

zero gage is meters,

referred to BM # 1.

AVERAGE DISCH. :

STATION I D : Records are fair. Bm #1 is located at the right bank near the

gage with an elevation of 100.0 meters (assumed).

RECORDS AVAILABLE : February 12, 1983 - December 31, 1992

GAGE : Staff gage read three times a day. Elevation of

MARAGONDON RIVER BASIN

MARAGONDON RIVER

BRGY. BUKAL, MARAGONDON, CAVITE

LOCATION :

Approximately 2.50 kms, east of the town of

Maragondon and about 200 meters upstream of

the bridge connecting Barangay Bukal and

Mabacao.

DRAINAGE AREA :

Latitude 14-16-26 Longitude 120-45-32 EXTREMES : Maximum discharge during year, 72,300 liters/sec,

September 01 , gage height, 3.85 m

Minimum discharge, 620 liters/sec,

June 17-18 , gage height, 1.34 m

242 sq. km.

1983 - 1993 : Maximum discharge, 495,400

liters/sec, September 03, 1986 gage height, 9.0 m

94.41 Minimum discharge, Same as above

1983 - 1993 : 11 years; 8,902 liters/second

04SW141204BRS068 REMARKS :

1993 MEAN DISCHARGE (liters/sec)

DAY JAN FEB MAR APR MAY JUN JUL AUG SEPT OCT NOV DEC

1 1860 1185 910 800 770 680 23990 1435

2 1860 1185 910 800 770 680 198150 1435

3 1860 1020 910 800 770 680 39250 1605

4 1860 1020 910 800 770 680 34050 1520

5 1690 1020 910 800 770 650 27450 1520

6 1690 1020 910 800 770 650 23990 205600

7 1690 1020 910 800 770 740 22150 38200

8 1690 965 855 855 770 800 18300 19750

9 1690 965 910 800 770 680 13490 8105

10 1690 855 910 800 770 650 10250 4800

11 1605 855 910 800 770 740 8320 3785

12 1605 855 910 800 770 1185 7675 3350

13 1605 910 910 800 770 965 4510 3005

14 1605 910 910 800 770 740 3495 2430

15 1605 910 855 800 770 680 3005 2430

16 1605 910 855 800 770 680 2545 2430

17 1605 910 855 800 770 620 2200 2315

18 1435 965 855 1240 770 620 1775 2315

19 1350 965 855 1020 770 650 1605 2315

20 1350 965 855 855 770 680 1435 2200

21 1350 965 910 855 770 710 1435 2200

22 1350 965 910 800 770 710 2115 2200

23 1350 965 855 800 740 710 1860 2115

24 1350 910 855 800 770 740 1775 2115

25 1350 910 855 770 740 740 1690 2115

26 1350 965 855 770 740 2775 1520 2030

27 1295 965 855 770 710 4075 1520 3235

28 1295 965 855 770 710 2030 1520 33030

29 1295 800 770 710 1075 1435 19750

30 1185 800 770 710 965 1435 10000

31 1185 770 710 4220

Total 47305 27020 27135 24645 23480 28980 463940 393555

Mean 1526 965 875 822 757 966 15465 12695

Li/sec/sq.km 6.31 3.99 3.62 3.39 3.13 3.99 63.90 52.46

Runoff,mm 16.89 9.65 9.69 8.80 8.38 10.35 165.64 140.51

Runoff,Ha-m 409 233 234 213 203 250 4008 3400

Maximum 1860 1185 910 1240 770 4075 198150 205600

Minimum 1185 855 770 770 710 620 1435 1435

zero gage is meters,

referred to BM # 1.

AVERAGE DISCH. :

STATION I D : Records are fair. Bm #1 is located at the right bank near the

gage with an elevation of 100.0 meters (assumed).

RECORDS AVAILABLE : February 12, 1983 - December 31, 1993 (Fragmentary)

GAGE : Staff gage read three times a day. Elevation of

MARAGONDON RIVER BASIN

MARAGONDON RIVER

BRGY. BUKAL, MARAGONDON, CAVITE

LOCATION :

Approximately 2.50 kms, east of the town of

Maragondon and about 200 meters upstream

of the bridge connecting Barangay Bukal and

Mabacao.

DRAINAGE AREA :

Latitude 14-16-26 Longitude 120-45-32 EXTREMES : Maximum discharge during year, 61,850 liters/sec,

June 23 , gage height, 3.60 m

Minimum discharge, 710 liters/sec,

April 21-29 , gage height, 1.37 m

242 sq. km.

1983 - 1994 : Maximum discharge, 495,400

liters/sec, September 03, 1986 gage height, 9.0 m

94.41 Minimum discharge, 620 liters/sec,

June 17-18, 1993 , gage height, 1.34 m

1983 - 1994 : 12 years; 8,815 liters/second

04SW141204BRS068 REMARKS :

1994 MEAN DISCHARGE (liters/sec)

DAY JAN FEB MAR APR MAY JUN JUL AUG SEPT OCT NOV DEC

1 3005 1295 1185 855 770 800 1130 28410 2200 2430 2430 2030

2 2660 1295 1185 855 800 800 3930 26170 2115 2315 2315 2030

3 2315 1295 1130 855 1240 1240 2545 15730 2030 2115 2200 2030

4 2315 1240 1130 855 1130 1075 1350 7030 2115 1860 2115 2030

5 2315 1240 1130 855 1075 965 1295 3785 2775 1605 2115 2030

6 2200 1240 1130 800 965 855 6815 6600 2115 1520 2115 2030

7 2030 1240 1130 800 1075 855 11250 5520 1690 1435 2030 2030

8 1945 1240 1130 800 1295 855 19460 4220 1435 3235 2030 2030

9 1860 1240 1075 800 1185 855 12370 3005 1350 2890 2030 2030

10 1775 1240 1075 800 1130 855 202620 2545 1295 2660 1945 2030

11 1690 1240 1075 740 1075 855 23990 2115 1295 2030 1945 2030

12 1605 1240 1075 740 1075 800 10250 1945 1240 1605 1945 1945

13 1605 1240 1075 740 1020 965 5880 1860 5880 1520 1945 1945

14 1520 1240 1020 740 1020 1130 5340 1690 3785 1435 1860 1945

15 1520 1240 1020 740 965 1020 194525 1605 2775 1435 1860 1945

16 1435 1240 1020 740 1075 855 27450 1520 2200 1350 1860 1945

17 1435 1240 1020 740 1130 855 15450 1520 2315 1295 1860 1945

18 1435 1240 1020 740 2660 855 8750 1520 5160 1240 2030 1945

19 1350 1185 1020 740 1945 965 201130 1520 3930 1185 2030 1860

20 1350 1185 1020 740 1690 1075 9750 1435 2890 1130 2030 1860

21 1350 1185 965 710 1435 965 27130 1435 6240 194525 2030 1860

22 1350 1185 965 710 1185 855 15450 1350 20350 31030 2030 1860

23 1350 1185 965 710 965 27450 9000 1350 211720 11000 2030 5340

24 1350 1185 965 710 855 3235 7245 1295 16570 6060 2030 2115

25 1350 1185 965 710 855 1775 27770 1520 9250 5700 2030 2030

26 1295 1185 965 710 855 1295 265160 2115 4655 5340 2030 2030

27 1295 1185 965 710 855 1185 214820 1860 3235 4365 2030 1945

28 1295 1185 910 710 800 1075 207130 1605 2545 3640 2030 1945

29 1295 910 710 800 1020 185260 4365 2315 3120 2030 1945

30 1295 910 770 800 1350 34390 5700 2545 2775 2030 1945

31 1295 910 800 36100 2545 2545 1945

Total 51885 34335 32060 22835 34525 58735 ###### 144885 330015 306390 60990 64625

Mean 1674 1226 1034 761 1114 1958 57895 4674 11001 9884 2033 2085

Li/sec/sq.km 6.92 5.07 4.27 3.15 4.60 8.09 239.23 19.31 45.46 40.84 8.40 8.61

Runoff,mm 18.52 12.26 11.45 8.15 12.33 20.97 640.76 51.73 117.82 109.39 21.77 23.07

Runoff,Ha-m 448 297 277 197 298 507 15507 1252 2851 2647 527 558

Maximum 3005 1295 1185 855 2660 27450 265160 28410 211720 194525 2430 5340

Minimum 1295 1185 910 710 770 800 1130 1295 1240 1130 1860 1860

ANNUAL Mean 7945 Li/sec/sq.km 32.83 Runoff,mm 1048.23 Runoff,Ha-m 25367 Maximum 265160 Minimum 710

zero gage is meters,

referred to BM # 1.

AVERAGE DISCH. :

STATION I D : Records are fair. Bm #1 is located at the right bank near the

gage with an elevation of 100.0 meters (assumed).

RECORDS AVAILABLE : February 12, 1983 - December 31, 1994

GAGE : Staff gage read three times a day. Elevation of

MARAGONDON RIVER BASIN

MARAGONDON RIVER

BRGY. BUKAL, MARAGONDON, CAVITE

LOCATION :

Approximately 2.50 kms, east of the town of

Maragondon and about 200 meters upstream of

the bridge connecting Barangay Bukal and

Mabacao.

DRAINAGE AREA :

Latitude 14-16-26 Longitude 120-45-32 EXTREMES : Maximum discharge during year, 57,850 liters/sec,

July 29 , gage height, 3.50 m

Minimum discharge, 650 liters/sec,

December 29-31 , gage height, 1.35 m

242 sq. km.

1983 - 1995 : Maximum discharge, 495,400

liters/sec, September 03, 1986 gage height, 9.0 m

94.41 Minimum discharge, 620 liters/sec,

June 17-18, 1993 , gage height, 1.34 m

1983 - 1995 : 13 years; 8,734 liters/second

04SW141204BRS068 REMARKS :

1995 MEAN DISCHARGE (liters/sec)

DAY JAN FEB MAR APR MAY JUN JUL AUG SEPT OCT NOV DEC

1 1945 1295 1240 965 1020 1020 2660 3235 19460 213250 2660 1240

2 1945 1295 1240 965 1020 1075 2115 2890 11250 22750 2430 1240

3 1945 1350 1240 965 1020 1775 1075 2030 7030 9750 223515 1185

4 1860 1520 1185 965 1020 2315 965 1690 198150 7030 185965 1185

5 1860 1520 1185 965 965 2200 855 1520 33030 5160 10500 1075

6 1860 1435 1185 965 965 1945 965 1435 20050 3495 9250 1075

7 1860 1435 1185 965 965 1775 1240 1350 9250 2430 6060 1020

8 1775 1435 1185 965 965 1435 1020 4075 4510 196700 4510 1020

9 1775 1350 1185 965 965 1350 1775 2430 3235 16290 3495 1020

10 1775 1350 1130 965 965 1295 1435 17430 2775 12650 3120 1020

11 1690 1350 1130 965 965 1240 1185 10000 5160 13490 2775 965

12 1690 1350 1130 965 965 1185 1020 7030 4220 7460 2660 965

13 1690 1295 1130 965 965 1020 800 5340 3235 4510 2315 910

14 1690 1295 1130 965 1020 1020 800 4220 2660 4220 2115 910

15 1690 1295 1130 965 1075 965 800 2775 18880 3930 2030 910

16 1690 1295 1075 910 1130 965 770 2030 14610 3640 2030 800

17 1690 1295 1075 910 1020 965 4800 2660 11250 3235 1945 800

18 1605 1295 1075 910 1020 965 3640 2030 28410 3005 1945 800

19 1605 1295 1075 910 965 965 3495 1690 14610 2775 1860 800

20 1350 1295 1075 910 965 1075 2315 2115 190900 2430 1690 770

21 1350 1295 1075 910 965 1240 3930 2660 19750 2315 1605 770

22 1350 1295 1075 910 910 1185 2200 2545 13210 2200 1690 770

23 1350 1295 1020 910 910 1130 1350 13490 7675 2030 1690 740

24 1350 1295 1020 910 910 1020 1130 8105 4980 17720 1690 710

25 1350 1295 1020 910 1075 1020 965 4980 4075 6600 1605 710

26 1350 1240 1020 1130 1240 1295 910 4220 3785 3350 1520 680

27 1350 1240 1020 1130 1130 1435 910 3120 3120 2315 1520 680

28 1295 1240 1020 1130 1130 1350 910 2660 2775 3120 1435 680

29 1295 1020 1130 1075 3930 49040 190900 3785 3930 1435 650

30 1295 965 1130 1020 3930 16010 198150 190900 3785 1350 650

31 1295 965 1020 3640 30700 3120 650

Total 49620 37240 34205 29225 31345 44085 114725 539505 856730 588685 488410 27400

Mean 1601 1330 1103 974 1011 1470 3701 17403 28558 18990 16280 884

Li/sec/sq.km 6.61 5.50 4.56 4.03 4.18 6.07 15.29 71.91 118.01 78.47 67.27 3.65

Runoff,mm 17.72 13.30 12.21 10.43 11.19 15.74 40.96 192.62 305.87 210.18 174.37 9.78

Runoff,Ha-m 429 322 296 253 271 381 991 4661 7402 5086 4220 237

Maximum 1945 1520 1240 1130 1240 3930 49040 198150 198150 213250 223515 1240

Minimum 1295 1240 965 910 910 965 770 1350 2660 2030 1350 650

ANNUAL Mean 7775 Li/sec/sq.km 32.13 Runoff,mm 1014.37 Runoff,Ha-m 24548 Maximum 223515 Minimum 650

zero gage is meters,

referred to BM # 1.

AVERAGE DISCH. :

STATION I D : Records are fair. Bm #1 is located at the right bank near the

gage with an elevation of 100.0 meters (assumed).

RECORDS AVAILABLE : February 12, 1983 - December 31, 1995

GAGE : Staff gage read three times a day. Elevation of

MARAGONDON RIVER BASIN

MARAGONDON RIVER

BRGY. BUKAL, MARAGONDON, CAVITE

LOCATION :

Approximately 2.50 kms, east of the town of

Maragondon and about 200 meters upstream of

the bridge connecting Barangay Bukal and

Mabacao.

DRAINAGE AREA :

Latitude 14-16-26 Longitude 120-45-32 EXTREMES : Maximum discharge during year, 76,650 liters/sec,

July 27 and Aug 04 , gage height, 3.95 m

Minimum discharge, 470 liters/sec,

Feb 27 - Mar 20 , gage height, 1.27 m

242 sq. km.

1983 - 1996 : Maximum discharge, 495,400

liters/sec, September 03, 1986 gage height,9.0 m

94.41 Minimum discharge, Same as above

1983 - 1996 : 14 years; 8,413 liters/second

04SW141204BRS068 REMARKS :

1996 MEAN DISCHARGE (liters/sec)

DAY JAN FEB MAR APR MAY JUN JUL AUG SEPT OCT NOV DEC

1 620 500 470 490 800 2315 1605 43895 3235 2660 2030 3120

2 620 500 470 490 800 1775 1605 74450 3930 2660 2030 3005

3 620 500 470 490 800 1350 1605 78850 3235 2545 2030 3005

4 620 500 470 490 800 1295 1435 74450 3495 2545 2030 2890

5 620 500 470 490 800 1240 1435 26810 3640 2545 1945 2890

6 620 500 470 500 855 4655 1435 12650 3235 2430 1945 2890

7 560 490 470 500 855 3495 1775 8105 3235 2430 2430 2890

8 560 490 470 620 855 3005 2775 5880 3785 2315 3640 2890

9 560 490 470 620 855 2200 2660 4800 3235 2315 4220 3005

10 560 490 470 620 800 1605 1350 4365 3235 2315 10000 3005

11 560 490 470 650 1130 1520 1185 3640 3120 2315 6600 3005

12 560 490 470 650 1350 1520 1185 3350 3120 2200 6420 3005

13 560 490 470 650 1020 1435 1185 3120 4075 2200 5700 3005

14 560 490 470 650 1020 1435 1185 3120 57850 2430 4980 3005

15 560 490 470 650 1020 3495 1130 3120 66790 2315 4365 3005

16 560 490 470 680 1020 2660 1130 3005 14330 2315 4220 3120

17 560 490 470 680 1020 2545 1130 3005 10250 2200 4075 3120

18 560 480 470 680 1020 2430 1130 3005 12370 2200 3785 3120

19 560 480 470 680 1020 2430 1295 3350 10250 2115 3785 3120

20 560 480 470 800 1020 2430 4365 3235 9000 2115 3495 3120

21 560 480 480 800 1020 2115 2315 3235 8320 2030 3350 3120

22 560 480 480 800 1020 1945 1775 3120 7460 2030 3235 3120

23 530 480 480 800 1020 1775 2775 3120 6240 3120 3120 3235

24 530 480 480 800 1020 2115 79300 3005 5340 3005 3005 3235

25 530 480 480 800 1020 1945 76650 2890 4800 2890 2775 3235

26 530 480 480 800 1020 2890 78410 2775 4075 2660 2660 3235

27 530 470 480 800 1020 4980 71010 3235 2890 2430 3005 3235

28 530 470 480 800 1860 3640 49040 3235 2660 2315 3005 3235

29 530 470 480 800 2890 2315 57850 3350 2545 2115 3005 3235

30 530 480 800 2775 1945 59050 3640 2315 2030 3005 3235

31 530 480 2660 61850 3350 2115 3235

Total 17450 14120 14680 20080 36185 70500 572625 401160 272060 73905 109890 95570

Mean 563 487 474 669 1167 2350 18472 12941 9069 2384 3663 3083

Li/sec/sq.km 2.33 2.01 1.96 2.77 4.82 9.71 76.33 53.47 37.47 9.85 15.14 12.74

Runoff,mm 6.23 5.04 5.24 7.17 12.92 25.17 204.44 143.22 97.13 26.39 39.23 34.12

Runoff,Ha-m 151 122 127 173 313 609 4947 3466 2351 639 949 826

Maximum 620 500 480 800 2890 4980 79300 78850 66790 3120 10000 3235

Minimum 530 470 470 490 800 1240 1130 2775 2315 2030 1945 2890

ANNUAL Mean 4610 Li/sec/sq.km 19.05 Runoff,mm 606.31 Runoff,Ha-m 14673 Maximum 79300 Minimum 470

zero gage is meters,

referred to BM # 1.

AVERAGE DISCH. :

STATION I D : Records are fair. Bm #1 is located at the right bank near the

gage with an elevation of 100.0 meters (assumed).

RECORDS AVAILABLE : February 12, 1983 - December 31, 1996

GAGE : Staff gage read three times a day. Elevation of

MARAGONDON RIVER BASIN

MARAGONDON RIVER

BRGY. BUKAL, MARAGONDON, CAVITE

LOCATION :

Approximately 2.50 kms, east of the town of

Maragondon and about 200 meters upstream of

the bridge connecting Barangay Bukal and

Mabacao.

DRAINAGE AREA :

Latitude 14-16-26 Longitude 120-45-32 EXTREMES : Maximum discharge during year, 57,850 liters/sec,

August 21 , gage height, 3.50 m

Minimum discharge, 965 liters/sec,

December 22-31 , gage height, 1.43 m

242 sq. km.

1983 - 1997 : Maximum discharge, 495,400

liters/sec, September 03, 1986 gage height, 9.0 m

94.41 Minimum discharge, 470 liters/sec,

Feb 27 - Mar 20, 1996 , gage height, 1.27 m

1983 - 1997 : 15 years; 8,138 liters/seconds

04SW141204BRS068 REMARKS :

1997 MEAN DISCHARGE (liters/sec)

DAY JAN FEB MAR APR MAY JUN JUL AUG SEPT OCT NOV DEC

1 3350 3005 1185 1130 1075 6060 3930 6240 4220 6600 1690 1130

2 3350 3005 1185 1130 1075 4655 3350 5520 4220 6600 1690 1130

3 3350 3005 1185 1130 1075 3930 2660 4510 4075 6420 1605 1130

4 3350 3005 1185 1130 1130 2115 2115 3640 3640 6060 1605 1130

5 3350 3005 1185 1130 1185 1690 4075 4980 3350 5340 1605 1130

6 3350 2775 1185 1075 1130 1520 17720 4510 3120 3350 1605 1130

7 3350 2775 1185 1075 1130 1435 12370 4075 3120 3350 1520 1130

8 3350 2775 1185 1075 1075 1435 8320 3350 2890 3120 1520 1130

9 3350 2775 1185 1075 1075 1435 4075 3350 2660 3005 1520 1130

10 3350 2775 1185 1075 1075 1350 2545 3235 2545 2890 1520 1130

11 3350 3005 1185 1075 1075 1350 2200 2660 2315 2890 1435 1075

12 3350 2660 1185 1075 1075 1350 2115 2200 2200 2775 1435 1075

13 3350 2315 1185 1075 1075 1295 14610 5520 2115 2775 1435 1075

14 3350 2030 1185 1185 1075 1605 21250 5880 2115 2660 1435 1075

15 3350 2030 1130 1130 1075 2115 10000 7245 2200 2660 1435 1075

16 3350 2030 1130 1130 1075 2030 5160 9250 2200 2545 1295 1075

17 3350 2030 1130 1130 1075 1775 4220 11810 2115 2430 1295 1075

18 3350 2030 1130 1075 1075 1775 4800 25850 2115 2430 1295 1075

19 3350 1775 1130 1075 1075 1775 6240 190900 2030 2430 1295 1075

20 3350 1775 1130 1075 1075 1690 6240 209425 2030 2315 1295 1075

21 3350 1520 1130 1075 1075 3350 4655 49040 3350 2315 1295 1020

22 3350 1520 1130 1075 1130 3785 3930 16850 3930 2200 1295 965

23 3350 1520 1130 1075 1130 3005 3235 11810 3495 2200 1240 965

24 3350 1520 1130 1075 1075 2430 3495 9750 3120 2200 1240 965

25 3350 1520 1130 1075 1075 2890 4510 10500 3120 2115 1240 965

26 3350 1350 1130 1075 190900 3640 4075 9000 2775 2115 1240 965

27 3350 1350 1130 1075 30700 2775 3120 7460 3120 2030 1240 965

28 3350 1350 1130 1075 12650 2545 3235 6600 10750 2030 1240 965

29 3350 1130 1075 8105 6600 5340 5700 7460 1860 1240 965

30 3350 1130 1075 19170 4655 5160 4980 7030 1860 1185 965

31 3350 1130 10500 4220 4655 1775 965

Total 103850 62230 35800 32800 299285 78060 182970 650495 103425 95345 41985 32720

Mean 3350 2223 1155 1093 9654 2602 5902 20984 3448 3076 1400 1055

Li/sec/sq.km 13.84 9.18 4.77 4.52 39.89 10.75 24.39 86.71 14.25 12.71 5.78 4.36

Runoff,mm 37.08 22.22 12.78 11.71 106.85 27.87 65.32 232.24 36.93 34.04 14.99 11.68

Runoff,Ha-m 897 538 309 283 2586 674 1581 5620 894 824 363 283

Maximum 3350 3005 1185 1185 190900 6600 21250 209425 10750 6600 1690 1130

Minimum 3350 1350 1130 1075 1075 1295 2115 2200 2030 1775 1185 965

ANNUAL Mean 4662 Li/sec/sq.km 19.26 Runoff,mm 613.71 Runoff,Ha-m 14852 Maximum 209425 Minimum 965

zero gage is meters,

referred to BM # 1.

AVERAGE DISCH. :

STATION I D : Records are fair. Bm #1 is located at the right bank near the gage with

an elevation of 100.0 meters (assumed).

RECORDS AVAILABLE : February 12, 1983 - December 31, 1997

GAGE : Staff gage read three times a day. Elevation of

MARAGONDON RIVER BASIN

MARAGONDON RIVER

BRGY. BUKAL, MARAGONDON, CAVITE

LOCATION :

Approximately 2.50 kms, east of the town of

Maragondon and about 200 meters upstream of the

bridge connecting Barangay Bukal and Mabacao.

DRAINAGE AREA :

Latitude 14-16-26 Longitude 120-45-32 EXTREMES : Maximum discharge during year, 57,850 liters/sec,

September 17 & 20 , gage height, 3.50 m

Minimum discharge, 560 liters/sec,

March 11-25 , gage height, 1.32 m

242 sq. km.

1983 - 1998 : Maximum discharge, 495,400

liters/sec, September 03, 1986 gage height, 9.0 m

94.41 Minimum discharge, 470 liters/sec,

Feb 27 - Mar 20, 1996 , gage height, 1.27 m

1983 - 1998 : 16 years; 7,973 liters/seconds

04SW141204BRS068 REMARKS :

1998 MEAN DISCHARGE (liters/sec)

DAY JAN FEB MAR APR MAY JUN JUL AUG SEPT OCT NOV DEC

1 910 710 590 620 740 1775 1295 2200 1130 4800 4365 1605

2 910 710 590 620 740 1690 1240 2430 1130 4510 4075 1605

3 910 710 590 620 740 1605 1185 3005 1130 3930 3785 1605

4 910 710 590 620 740 1605 1185 2200 1350 3235 3640 1605

5 910 710 590 620 740 1520 1130 1860 1690 2660 3495 1605

6 910 710 590 650 770 1520 1130 1605 1435 1775 3495 1520

7 910 710 590 650 770 1435 1075 1520 1350 1240 3350 1520

8 910 710 590 650 770 1435 1020 1435 1240 1020 3120 1520

9 910 710 590 650 770 1350 965 1350 1185 5880 2890 1520

10 910 710 590 650 770 2660 965 2200 1130 3120 2775 2775

11 855 680 560 680 800 2030 910 2545 1130 2775 2775 4510

12 855 680 560 680 800 1690 910 2115 1075 2430 2775 3235

13 855 680 560 680 800 1435 910 1860 1075 2200 2660 2775

14 855 680 560 680 770 1520 855 1605 4220 194525 2660 2430

15 855 680 560 680 770 1860 855 1350 4365 45355 2660 2430

16 800 680 560 680 800 1945 855 1240 8105 35750 2545 2545

17 800 680 560 680 800 2030 800 1185 16850 26810 2545 5340

18 800 680 560 680 800 2660 965 1185 194525 20950 2545 8320

19 800 680 560 680 800 2660 1185 1185 217175 15450 2430 4075

20 800 680 560 680 800 3235 1075 1185 55120 11810 2430 3120

21 770 650 560 710 855 2890 1020 1130 33370 9250 2430 3005

22 770 650 560 710 855 2660 965 1130 21250 8105 2660 2890

23 770 650 560 710 3005 2660 1690 1240 17430 194525 2775 2775

24 770 650 560 710 2545 2660 3350 1350 14610 198150 2200 2775

25 770 650 560 710 2030 3235 2775 1295 12370 56680 1690 2545

26 770 620 590 740 2660 2660 2430 1295 11250 25230 1690 2545

27 770 620 590 740 7245 2315 2200 1240 9750 14050 1690 2430

28 770 620 590 740 2430 1860 2200 1240 8320 9250 1605 2430

29 770 590 740 2115 1520 2315 1240 6600 7245 1605 2315

30 770 590 740 1860 1350 3930 1185 5700 5880 1605 2200

31 770 590 1775 2775 1185 4800 2030

Total 25845 19010 17840 20400 42865 61470 46160 48790 657060 923390 80965 83600

Mean 834 679 575 680 1383 2049 1489 1574 21902 29787 2699 2697

Li/sec/sq.km 3.45 2.81 2.38 2.81 5.71 8.47 6.15 6.50 90.50 123.09 11.15 11.14

Runoff,mm 9.23 6.79 6.37 7.28 15.30 21.95 16.48 17.42 234.59 329.67 28.91 29.85

Runoff,Ha-m 223 164 154 176 370 531 399 422 5677 7978 700 722

Maximum 910 710 590 740 7245 3235 3930 3005 217175 198150 4365 8320

Minimum 770 620 560 620 740 1350 800 1130 1075 1020 1605 1520

ANNUAL Mean 5529 Li/sec/sq.km 22.85 Runoff,mm 723.83 Runoff,Ha-m 17517 Maximum 217175 Minimum 560

zero gage is meters,

referred to BM # 1.

AVERAGE DISCH. :

STATION I D : Records are fair. Bm #1 is located at the right bank near the gage with

an elevation of 100.0 meters (assumed).

RECORDS AVAILABLE : February 12, 1983 - December 31, 1998

GAGE : Staff gage read three times a day. Elevation of

MARAGONDON RIVER BASIN

MARAGONDON RIVER

BRGY. BUKAL, MARAGONDON, CAVITE

LOCATION :

Approximately 2.50 kms, east of the town of

Maragondon and about 200 meters upstream of the

bridge connecting Barangay Bukal and Mabacao.

DRAINAGE AREA :

Latitude 14-16-26 Longitude 120-45-32 EXTREMES : Maximum discharge during year, 8,535 liters/sec,

August 01, 08 & 09 , gage height, 1.99 m

Minimum discharge, 855 liters/sec,

March 19-22 , gage height, 1.41 m

242 sq. km.

1983 - 1999 : Maximum discharge, 495,400

liters/sec, September 03, 1986 gage height, 9.0 m

94.41 Minimum discharge, 470 liters/sec,

Feb 27 - Mar 20, 1996 , gage height, 1.27 m

1983 - 1999 : 17 years; 7,973 liters/seconds

04SW141204BRS068 REMARKS :

1999 MEAN DISCHARGE (liters/sec)

DAY JAN FEB MAR APR MAY JUN JUL AUG SEPT OCT NOV DEC

1 1945 1240 1075 1130 1435 2200 3785 8535 7030 4510

2 1945 1240 1075 1130 1295 2200 3785 198150 7030 4510

3 1945 1240 1075 1130 1295 2200 3785 205600 6420 4510

4 1860 1240 1075 1075 1295 2200 3785 209425 6420 4510

5 1860 1240 1075 1075 1295 4075 4075 194525 6420 4655

6 1860 1240 1075 1075 1295 4075 5880 213250 6420 4655

7 1775 1185 1130 1075 2030 4075 5880 8535 6240 4510

8 1775 1185 1130 1075 2030 4075 5880 8535 6240 4510

9 1690 1185 1130 1075 2030 3350 7030 8105 6240 4800

10 1690 1185 1075 1295 2030 3350 7030 8105 5880 4800

11 1605 1185 1020 1295 2660 3350 7030 7460 6420 4655

12 1605 1185 1020 2200 2660 3640 5700 7245 6420 4655

13 1520 1185 1020 2200 2660 3640 5700 7245 7675 4655

14 1520 1130 1020 2200 2030 3640 6060 6600 7675 4510

15 1520 1130 965 2030 2030 3640 6060 6600 7675 4510

16 1520 1130 965 2030 1185 7245 6060 6600 6600 4510

17 1435 1075 965 2030 1185 7245 6420 6060 6600 4220

18 1435 1075 965 2030 1185 7245 6420 6060 6600 4220

19 1435 1075 855 1860 1185 7245 6420 6060 6060 4220

20 1435 1075 855 1860 1185 7675 6600 6600 6060 4220

21 1435 1075 855 1075 1185 7675 7030 6600 5520 4075

22 1350 1075 855 1075 3120 3350 7030 6600 5520 4075

23 1350 1075 965 1075 3120 3350 194525 6420 5520 4075

24 1350 1075 965 1075 3120 3350 198150 6420 4800 4075

25 1350 1075 1075 1130 3120 3350 190900 6420 4800 3930

26 1350 1075 1075 1130 3120 4655 8320 6240 4800 3930

27 1295 1075 1075 1130 3120 4655 8320 6240 4800 3930

28 1295 1075 1130 1240 2430 4655 7890 5880 4800 3930

29 1295 1130 1240 2430 4655 7890 5880 4655 3785

30 1295 1130 1435 2430 4655 7030 5520 4655 3785

31 1295 1130 2430 7030 5520 3785

Total 48035 32025 31950 42475 63620 130715 757500 1197035 181995 133720

Mean 1550 1144 1031 1416 2052 4357 24435 38614 6067 4314

Li/sec/sq.km 6.40 4.73 4.26 5.85 8.48 18.00 100.97 159.56 25.07 17.82

Runoff,mm 17.15 11.43 11.41 15.16 22.71 46.67 270.45 427.37 64.98 47.74

Runoff,Ha-m 415 277 276 367 550 1129 6545 10342 1572 1155

Maximum 1945 1240 1130 2200 3120 7675 198150 213250 7675 4800

Minimum 1295 1075 855 1075 1185 2200 3785 5520 4655 3785

zero gage is meters,

referred to BM # 1.

AVERAGE DISCH. :

STATION I D : Records are fair. Bm #1 is located at the right bank near the gage with

an elevation of 100.0 meters (assumed).

RECORDS AVAILABLE : February 12, 1983 - October 31, 1999

GAGE : Staff gage read three times a day. Elevation of

MARAGONDON RIVER BASIN

MARAGONDON RIVER

BRGY. BUKAL, MARAGONDON, CAVITE

LOCATION :

Approximately 2.50 kms, east of the town of

Maragondon and about 200 meters upstream of the

bridge connecting Barangay Bukal and Mabacao.

DRAINAGE AREA :

Latitude 14-16-26 Longitude 120-45-32 EXTREMES : Maximum discharge during year, 39,250 liters/sec,

Several days of October , gage height, 3.0 m

Minimum discharge, 1240 liters/sec,

April 28-30 & May 01 , gage height, 1.48 m

242 sq. km.

1983 - 2000 : Maximum discharge, 495,400

liters/sec, September 03, 1986 gage height, 9.0 m

94.41 Minimum discharge, 470 liters/sec,

Feb 27 - Mar 20, 1996 , gage height, 1.27 m

1983 - 2000 : 18 years; 8,747 liters/seconds

04SW141204BRS068 REMARKS :

2000 MEAN DISCHARGE (liters/sec)

DAY JAN FEB MAR APR MAY JUN JUL AUG SEPT OCT NOV DEC

1 2115 2315 2115 1775 1240 1860 2030 6420 2775 4510 74450 5340

2 2030 2315 2115 1775 1295 1860 2030 5880 2775 4510 74450 5340

3 2030 2315 2115 1775 1295 1860 2775 5880 2890 4365 373900 6060

4 2030 2315 2315 1775 1295 1945 2775 5880 373900 4365 373900 6060

5 2030 2775 2315 1775 1295 1945 373900 5340 190900 4655 373900 6060

6 2030 2775 2660 1775 1295 1945 190900 5340 78850 4655 74450 5880

7 2200 4075 2660 1775 1350 1945 128350 4800 35750 4655 46450 5880

8 2200 4075 2660 1605 1350 1945 128350 4800 35750 5700 39250 5520

9 2115 4075 2545 1605 1775 1945 128350 4800 32350 127270 32350 5520

10 2115 3640 2545 1605 1775 2030 74450 4510 373900 77530 32350 5160

11 2115 3640 2315 1690 6420 2030 50150 4510 373900 77530 19750 5160

12 2115 3350 2315 1690 6420 2030 32350 3785 190195 72730 19750 4800

13 2115 3350 2115 1690 6420 2115 25850 3785 78410 72730 11250 4800

14 2030 3120 2115 1690 8320 2115 25850 3785 74020 56290 6600 4800

15 2030 3120 2115 1520 8320 2775 16850 3235 38900 56290 6600 4800

16 2030 2890 2030 1520 11250 2775 16850 3235 38900 41380 4800 4655

17 2030 2890 2030 1520 11250 3350 11250 3005 57460 31030 4980 4655

18 2030 2775 2030 1520 11250 3350 11250 3005 190195 12930 4980 4510

19 2030 2775 1945 1520 6600 4075 11250 3005 127270 10250 4980 4510

20 2030 2545 1945 1520 6600 4075 7675 2430 127270 5880 4800 4075

21 2115 2545 1945 1520 5160 4510 7675 2430 77970 5880 4800 4075

22 2030 2545 1945 1520 5160 4800 7675 2430 73590 4220 4800 4075

23 2030 2030 1945 1350 4075 4800 6815 2315 69310 3495 4510 4075

24 2030 2030 1945 1350 4075 4075 6815 2315 42090 2315 4510 3785

25 2030 2030 1945 1350 2200 4075 6600 2315 35070 2315 4655 3785

26 2030 1945 1860 1350 2200 2200 6600 2315 22150 2660 4655 3785

27 2030 1945 1860 1350 2200 2200 6600 2315 19170 2775 4800 3785

28 2030 1945 1860 1240 1775 2030 6600 2315 8320 77530 4800 3785

29 2030 1945 1860 1240 1775 2030 6420 2430 6240 270590 4800 3640

30 2030 1860 1240 1775 2030 6420 2430 5700 38900 4980 3640

31 2030 1860 1775 6420 2660 8750 3640

Total 63865 80090 65885 46630 128985 80720 1317875 113700 2785970 1098685 1631250 145655

Mean 2060 2762 2125 1554 4161 2691 42512 3668 92866 35441 54375 4699

Li/sec/sq.km 8.51 11.41 8.78 6.42 17.19 11.12 175.67 15.16 383.74 146.45 224.69 19.42

Runoff,mm 22.80 28.59 23.52 16.65 46.05 28.82 470.51 40.59 994.66 392.26 582.40 52.00

Runoff,Ha-m 552 692 569 403 1114 697 11386 982 24071 9493 14094 1258

Maximum 2200 4075 2660 1775 11250 4800 373900 6420 373900 270590 373900 6060

Minimum 2030 1945 1860 1240 1240 1860 2030 2315 2775 2315 4510 3640

ANNUAL Mean 20743 Li/sec/sq.km 85.71 Runoff,mm 2698.86 Runoff,Ha-m 65312 Maximum 373900 Minimum 1240

zero gage is meters,

referred to BM # 1.

AVERAGE DISCH. :

STATION I D : Records are fair. Bm #1 is located at the right bank near the gage with

an elevation of 100.0 meters (assumed).

RECORDS AVAILABLE : February 12, 1983 - December 31, 2000

GAGE : Staff gage read three times a day. Elevation of

MARAGONDON RIVER BASIN

MARAGONDON RIVER

BRGY. BUKAL, MARAGONDON, CAVITE

LOCATION :

Approximately 2.50 kms, east of the town of

Maragondon and about 200 meters upstream of the

bridge connecting Barangay Bukal and Mabacao.

DRAINAGE AREA :

Latitude 14-16-26 Longitude 120-45-32 EXTREMES : Maximum discharge during year, 78,850 liters/sec,

Sev days July and August , gage height, 4.0 m

Minimum discharge, 1775 liters/sec,

December 31 , gage height, 1.55 m

242 sq. km.

1983 - 2001 : Maximum discharge, 495,400

liters/sec, September 03, 1986 gage height, 9.0 m

94.41 Minimum discharge, 470 liters/sec,

Feb 27 - Mar 20, 1996 , gage height, 1.27 m

1983 - 2001 : 19 years; 8,565 liters/seconds

04SW141204BRS068 REMARKS :

2001 MEAN DISCHARGE (liters/sec)

DAY JAN FEB MAR APR MAY JUN JUL AUG SEPT OCT NOV DEC

1 3640 2775 2545 2430 2315 2200 3350 4800 5700 4800 3785 2200

2 3495 2775 2545 2775 2200 2200 4075 4800 5700 4655 3785 2200

3 3495 2890 2545 2775 2200 2200 4075 5700 6060 4655 4655 2200

4 3495 2890 2660 2775 2200 2315 5160 5700 6060 4510 4655 2200

5 3235 3005 2660 2775 2200 2315 5160 5700 5880 4510 4655 2200

6 3235 3005 2660 2660 2200 2315 5160 7030 5880 4510 4800 2775

7 3235 3005 2545 2660 2200 2430 4800 7675 5520 4655 4800 3350

8 3235 3005 2545 2660 2200 2430 4800 7675 5520 4655 4800 3495

9 3235 2890 2545 2660 2200 2430 4800 7890 4800 4655 4510 3640

10 3235 2890 2545 2660 2315 2430 5340 8750 4800 4510 4510 3640

11 3120 2890 2545 2660 2315 2775 5340 8750 4800 4510 3930 3640

12 3120 2890 2545 2545 2315 2775 5520 9750 4655 4510 3930 3640

13 3120 2890 2430 2430 2315 3120 5520 11000 4655 4220 6600 3350

14 3120 2890 2430 2430 2315 3120 5520 22750 4655 4220 3495 3235

15 3120 2775 2430 2430 2430 3120 6060 35750 4800 4220 3120 3235

16 3120 2775 2430 2430 2430 3120 6060 78850 4800 4220 3120 3235

17 3005 2775 2430 2430 2430 3350 78850 78850 4800 4220 2890 3005

18 3005 2775 2430 2430 2430 3350 42800 78850 4655 4220 2775 2660

19 3005 2775 2430 2430 2430 3495 35750 75770 4510 4220 2545 2660

20 3005 2775 2430 2200 2315 3495 31690 57850 4510 4220 2430 2430

21 3120 2775 2430 2200 2315 3350 30700 39250 4510 4220 2315 2430

22 3120 2775 2430 2200 2315 3350 29050 32350 4510 4365 2315 2430

23 3120 2545 2545 2200 2315 3495 19750 32350 4980 4365 2315 2775

24 2890 2545 2545 2200 2315 3495 14050 13210 4980 4365 2315 2775

25 2890 2545 2545 2200 2315 3350 8750 6600 4980 4510 2315 2430

26 2890 2545 2545 2315 2315 3350 8750 6600 5160 4510 2200 2430

27 2775 2545 2545 2315 2315 3350 4800 6420 5160 4075 2200 2200

28 2775 2545 2545 2315 2200 3350 4800 6060 4800 4075 2200 2115

29 2775 2430 2315 2200 3640 4800 6060 4800 4075 2200 2115

30 2775 2430 2315 2200 3640 4800 5700 4800 4075 2200 2030

31 2775 2430 2200 4800 5700 3785 1775

Total 96180 78160 77745 73820 70960 89355 404880 684190 151440 135315 102365 84495

Mean 3103 2791 2508 2461 2289 2979 13061 22071 5048 4365 3412 2726

Li/sec/sq.km 12.82 11.53 10.36 10.17 9.46 12.31 53.97 91.20 20.86 18.04 14.10 11.26

Runoff,mm 34.34 27.91 27.76 26.36 25.33 31.90 144.55 244.27 54.07 48.31 36.55 30.17

Runoff,Ha-m 831 675 672 638 613 772 3498 5911 1308 1169 884 730

Maximum 3640 3005 2660 2775 2430 3640 78850 78850 6060 4800 6600 3640

Minimum 2775 2545 2430 2200 2200 2200 3350 4800 4510 3785 2200 1775

ANNUAL Mean 5568 Li/sec/sq.km 23.01 Runoff,mm 731.51 Runoff,Ha-m 17703 Maximum 78850 Minimum 1775

zero gage is meters,

referred to BM # 1.

AVERAGE DISCH. :

STATION I D : Records are fair. Bm #1 is located at the right bank near the gage with

an elevation of 100.0 meters (assumed).

RECORDS AVAILABLE : February 12, 1983 - December 31, 2001

GAGE : Staff gage read three times a day. Elevation of

MARAGONDON RIVER BASIN

MARAGONDON RIVER

BRGY. BUKAL, MARAGONDON, CAVITE

LOCATION :

Approximately 2.50 kms, east of the town of

Maragondon and about 200 meters upstream of the

bridge connecting Barangay Bukal and Mabacao.

DRAINAGE AREA :

Latitude 14-16-26 Longitude 120-45-32 EXTREMES : Maximum discharge during year, 272,400 liters/sec,

July 05-06 , gage height, 7.0 m

Minimum discharge, 680 liters/sec,

March 04-06 , gage height, 1.36 m

242 sq. km.

1983 - 2002 : Maximum discharge, 495,400

liters/sec, September 03, 1986 gage height, 9.0 m

94.41 Minimum discharge, 470 liters/sec,

Feb 27 - Mar 20, 1996 , gage height, 1.27 m

1983 - 2002 : 20 years; 8,489 liters/seconds

04SW141204BRS068 REMARKS :

2002 MEAN DISCHARGE (liters/sec)

DAY JAN FEB MAR APR MAY JUN JUL AUG SEPT OCT NOV DEC

1 1605 965 740 1295 1240 1435 1520 3005 3930 3495 2545 1520

2 1350 965 710 1295 1240 1435 1520 4365 2660 3495 2545 1520

3 1350 965 710 1295 1240 1435 57850 4365 2660 3235 2200 1520

4 1350 965 680 1295 1240 1435 80200 5880 2660 3235 2200 1520

5 1350 965 680 1295 1240 1435 173675 3785 3930 3235 2200 1520

6 1295 910 680 1295 1240 1435 261580 2890 13210 3235 2200 1520

7 1295 910 740 1240 1240 1435 170350 2890 42445 4075 2200 1520

8 1295 910 800 1240 1240 1435 60650 2775 82450 13770 2200 1520

9 1240 910 855 1240 1240 1295 92650 2545 56680 12090 2200 1520

10 1240 910 800 1240 1240 1295 71440 2545 33030 7890 2200 1520

11 1240 910 800 1295 1240 1295 31360 2315 19170 5880 2200 1520

12 1240 910 855 1240 1240 1295 11250 2315 14890 5880 2200 1520

13 1130 855 855 1240 1240 1295 4800 2315 7675 5520 1945 1520

14 1130 855 910 1240 1240 1295 3350 2315 5700 5160 1945 1520

15 1130 855 965 1240 1240 1295 3350 2890 5340 4655 1945 1520

16 1075 800 1020 1350 1240 1295 2200 4075 4365 4220 1945 1520

17 1075 800 1075 1350 1295 1295 2200 5340 4075 4220 1945 1520

18 1075 800 1130 1435 1295 1690 2200 12090 4075 4220 1945 1520

19 1075 800 1185 1435 1295 2545 12090 4075 3785 3930 1945 1520

20 1075 800 1240 1520 1295 4365 25230 2775 3785 3640 1945 1520

21 1020 770 1295 1520 1295 2200 64720 1775 3785 3495 1945 1350

22 1020 770 1295 1350 1350 1690 49040 1775 8320 2890 1775 1350

23 1020 770 1295 1350 1350 1520 36800 1775 5700 2890 1775 1350

24 1020 770 1295 1350 1350 1520 25850 1775 5700 2545 1775 1350

25 1020 770 1295 1350 1350 1520 157600 1775 4075 2545 1775 1350

26 1020 740 1295 1350 1520 1520 172345 1775 4075 2545 1690 1350

27 1020 740 1295 1295 1605 1520 85650 1775 3785 2545 1690 1350

28 1020 740 1295 1295 1605 1520 48670 1775 3785 2545 1690 1350

29 1020 1295 1295 1520 1520 14330 3930 3785 2545 1690 1350

30 1020 1295 1295 1435 1520 6060 5520 3495 2545 1690 1350

31 1020 1295 1435 3005 3930 2545 1350

Total 35835 23830 31675 39525 40835 47785 1733535 103130 363020 134715 60145 45250

Mean 1156 851 1022 1318 1317 1593 55920 3327 12101 4346 2005 1460

Li/sec/sq.km 4.78 3.52 4.22 5.44 5.44 6.58 231.08 13.75 50.00 17.96 8.28 6.03

Runoff,mm 12.79 8.51 11.31 14.11 14.58 17.06 618.91 36.82 129.61 48.10 21.47 16.16

Runoff,Ha-m 310 206 274 341 353 413 14978 891 3136 1164 520 391

Maximum 1605 965 1295 1520 1605 4365 261580 12090 82450 13770 2545 1520

Minimum 1020 740 680 1240 1240 1295 1520 1775 2660 2545 1690 1350

ANNUAL Mean 7201 Li/sec/sq.km 29.76 Runoff,mm 949.43 Runoff,Ha-m 22976 Maximum 261580 Minimum 680

zero gage is meters,

referred to BM # 1.

AVERAGE DISCH. :

STATION I D : Records are fair. Bm #1 is located at the right bank near the gage with

an elevation of 100.0 meters (assumed).

RECORDS AVAILABLE : February 12, 1983 - December 31, 2002

GAGE : Staff gage read three times a day. Elevation of

MARAGONDON RIVER BASIN

MARAGONDON RIVER

BRGY. BUKAL, MARAGONDON, CAVITE

LOCATION :

Approximately 2.50 kms, east of the town of

Maragondon and about 200 meters upstream of the

bridge connecting Barangay Bukal and Mabacao.

DRAINAGE AREA :

Latitude 14-16-26 Longitude 120-45-32 EXTREMES : Maximum discharge during year, 87,950 liters/sec,

May 27 , gage height, 4.20 m

Minimum discharge, 680 liters/sec,

December 20-31 , gage height, 1.36 m

242 sq. km.

1983 - 2003 : Maximum discharge, 495,400

liters/sec, September 03, 1986 gage height, 9.0 m

94.41 Minimum discharge, 470 liters/sec,

Feb 27 - Mar 20, 1996 , gage height, 1.27 m

1983 - 2003 : 21 years; 8,265 liters/seconds

04SW141204BRS068 REMARKS :

2003 MEAN DISCHARGE (liters/sec)

DAY JAN FEB MAR APR MAY JUN JUL AUG SEPT OCT NOV DEC

1 1350 1130 1075 910 910 21850 2775 3495 43165 3495 1350 1295

2 1350 1130 1075 910 910 25850 2775 3495 41380 3495 1350 1185

3 1350 1130 1075 910 910 20650 2430 3495 20650 3495 1240 1185

4 1240 1130 1075 910 910 7245 2430 3495 46820 3640 1240 1020

5 1240 1130 1020 910 800 6600 2200 3495 23060 3640 1240 1020

6 1240 1130 1020 910 800 5700 2200 2200 15170 3785 1240 1020

7 1240 1130 1020 910 800 4800 2115 3495 15170 3640 1240 910

8 1240 1130 1020 910 770 4800 2115 3495 20950 3495 1240 800

9 1240 1130 1020 910 800 3350 2030 3785 15170 4220 1240 740

10 1240 1130 965 910 800 3350 2030 3785 57070 4075 1240 740

11 1240 1130 965 910 800 3350 2030 4220 15450 3930 1240 740

12 1240 1130 965 910 855 3350 2030 4220 9250 3930 1240 740

13 1240 1020 965 910 855 3350 2030 4220 5700 3005 1240 740

14 1240 1020 965 910 855 3350 2030 4220 4075 2660 2030 740

15 1240 1020 965 910 855 3350 2030 4655 4075 2660 15170 740

16 1240 1020 965 910 855 2775 2030 4655 4075 2315 15730 740

17 1240 1020 910 910 910 2775 2030 4980 4075 4075 4980 740

18 1240 1020 910 910 910 2775 2030 7890 4075 6600 3350 740

19 1240 1020 910 910 910 2775 2030 16010 4220 3350 1860 740

20 1240 1020 910 910 965 2775 2030 9500 4220 2200 1860 680

21 1240 1020 910 910 965 2775 2030 6815 4075 2200 1860 680

22 1240 1020 855 910 965 2775 2200 6815 4075 1690 1860 680

23 1240 1020 855 910 1020 2775 12930 6420 4075 1690 1605 680

24 1240 1020 855 910 1020 2775 7890 6420 4220 1350 1605 680

25 1240 1020 855 910 1775 2775 5340 5700 4220 1350 1605 680

26 1240 1020 855 910 21250 2775 4800 5160 4220 1350 1350 680

27 1240 1020 855 910 83350 2775 4800 5160 4365 1350 1350 680

28 1240 1020 855 910 116610 2775 4800 5160 3930 1350 1350 680

29 1240 855 910 68890 2775 4220 11000 3495 1350 1350 680

30 1240 855 910 31360 2775 3640 8535 3495 1350 1350 680

31 1240 855 22750 3350 7245 1350 680

Total 38770 29880 29255 27300 367135 162570 99400 173235 397990 88085 76605 24735

Mean 1251 1067 944 910 11843 5419 3206 5588 13266 2841 2554 798

Li/sec/sq.km 5.17 4.41 3.90 3.76 48.94 22.39 13.25 23.09 54.82 11.74 10.55 3.30

Runoff,mm 13.84 10.67 10.44 9.75 131.08 58.04 35.49 61.85 142.09 31.45 27.35 8.83

Runoff,Ha-m 335 258 253 236 3172 1405 859 1497 3439 761 662 214

Maximum 1350 1130 1075 910 116610 25850 12930 16010 57070 6600 15730 1295

Minimum 1240 1020 855 910 770 2775 2030 2200 3495 1350 1240 680

ANNUAL Mean 4141 Li/sec/sq.km 17.11 Runoff,mm 540.88 Runoff,Ha-m 13089 Maximum 116610 Minimum 680

zero gage is meters,

referred to BM # 1.

AVERAGE DISCH. :

STATION I D : Records are fair. Bm #1 is located at the right bank near the gage with

an elevation of 100.0 meters (assumed).

RECORDS AVAILABLE : February 12, 1983 - December 31, 2003

GAGE : Staff gage read three times a day. Elevation of

MARAGONDON RIVER BASIN

MARAGONDON RIVER

BRGY. BUKAL, MARAGONDON, CAVITE

LOCATION :

Approximately 2.50 kms, east of the town of

Maragondon and about 200 meters upstream of the

bridge connecting Barangay Bukal and Mabacao.

DRAINAGE AREA :

Latitude 14-16-26 Longitude 120-45-32 EXTREMES : Maximum discharge during year, 78,850 liters/sec,

Sev days of July & Aug , gage height, 4.0 m

Minimum discharge, 480 liters/sec,

June 01-02 , gage height, 1.28 m

242 sq. km.

1983 - 2004 : Maximum discharge, 495,400

liters/sec, September 03, 1986 gage height, 9.0 m

94.41 Minimum discharge, 470 liters/sec,

Feb 27 - Mar 20, 1996 , gage height, 1.27 m

1983 - 2004 : 22 years; 8,040 liters/seconds

04SW141204BRS068 REMARKS :

2004 MEAN DISCHARGE (liters/sec)

DAY JAN FEB MAR APR MAY JUN JUL AUG SEPT OCT NOV DEC

1 650 590 590 620 590 480 3120 4220 26490 2545 1520 1435

2 650 590 590 620 590 480 2660 3640 14610 2545 1520 1520

3 650 590 590 620 590 620 2545 3495 8320 2545 1520 4220

4 650 590 590 620 590 855 2430 3495 7675 2660 1520 2315

5 650 590 590 620 590 1075 2430 39960 7675 3350 1520 1295

6 650 590 590 620 590 1435 2545 16850 7245 3350 1605 910

7 650 590 590 620 590 1690 2545 11250 7245 3005 1605 770

8 650 590 590 620 590 2315 2660 43530 6240 2775 1605 770

9 650 590 590 620 590 2545 2660 47190 5700 2315 1605 770

10 590 590 590 620 590 2200 2775 61450 5700 2315 1605 770

11 590 590 590 620 590 1775 2775 24610 5700 2200 1605 770

12 590 590 590 620 590 1690 2890 12930 5700 2315 1605 770

13 590 590 590 620 590 1690 2890 50910 6420 2545 1605 770

14 590 590 590 620 590 1185 3005 14610 40315 2115 1520 770

15 590 590 590 620 590 1185 3005 43530 21250 2115 1240 770

16 590 590 590 620 620 1130 3120 28410 11530 1945 1130 680

17 590 590 590 620 620 1130 3785 26490 8320 1945 1130 680

18 590 590 590 620 620 1130 3930 12650 7245 1945 1130 680

19 590 590 590 620 620 1130 4075 10750 5700 1945 1130 680

20 590 590 590 620 620 1350 49040 6240 4220 1945 1130 680

21 590 590 590 590 680 1690 34730 5700 3930 1775 1130 680

22 590 590 590 590 680 2030 7030 6600 3495 1775 1130 680

23 590 590 590 590 1185 2200 12370 7245 3495 1775 1130 680

24 590 590 590 590 1130 2315 21250 6240 3235 1775 1130 680

25 590 590 590 590 1075 2660 16850 8320 3235 1775 1130 680

26 590 590 590 590 680 2775 15170 12650 3235 1520 1130 680

27 590 590 590 590 680 3120 9500 10000 3235 1520 1130 680

28 590 590 590 590 680 3120 6600 10000 2660 1520 1130 680

29 590 590 590 590 680 3120 5880 8535 2660 1520 1350 680

30 590 590 590 680 3350 5880 8535 2660 1520 3350 680

31 590 590 680 5880 9500 1520 680

Total 18830 17110 18290 18300 20780 53470 246025 559535 245140 66415 42590 29505

Mean 607 590 590 610 670 1782 7936 18050 8171 2142 1420 952

Li/sec/sq.km 2.51 2.44 2.44 2.52 2.77 7.37 32.79 74.58 33.77 8.85 5.87 3.93

Runoff,mm 6.72 6.11 6.53 6.53 7.42 19.09 87.84 199.77 87.52 23.71 15.21 10.53

Runoff,Ha-m 163 148 158 158 180 462 2126 4834 2118 574 368 255

Maximum 650 590 590 620 1185 3350 49040 61450 40315 3350 3350 4220

Minimum 590 590 590 590 590 480 2430 3495 2660 1520 1130 680

ANNUAL Mean 3627 Li/sec/sq.km 14.99 Runoff,mm 476.98 Runoff,Ha-m 11543 Maximum 61450 Minimum 480

zero gage is meters,

referred to BM # 1.

AVERAGE DISCH. :

STATION I D : Records are fair. Bm #1 is located at the right bank near the gage with

an elevation of 100.0 meters (assumed).

RECORDS AVAILABLE : February 12, 1983 - December 31, 2004

GAGE : Staff gage read three times a day. Elevation of

MARAGONDON RIVER BASIN

MARAGONDON RIVER

BRGY. BUKAL, MARAGONDON, CAVITE

LOCATION :

Approximately 2.50 kms, east of the town of

Maragondon and about 200 meters upstream of the

bridge connecting Barangay Bukal and Mabacao.

DRAINAGE AREA :

Latitude 14-16-26 Longitude 120-45-32 EXTREMES : Maximum discharge during year, 1,181,400 liters/sec,

September 16 , gage height, 13.0 m

Minimum discharge, 490 liters/sec,

Feb 25-28 & Mar 01-25 , gage height, 1.29 m

242 sq. km.

1983 - 2005 : Maximum discharge, Same as above

94.41 Minimum discharge, 470 liters/sec,

Feb 27 - Mar 20, 1996 , gage height, 1.27 m

1983 - 2005 : 23 years; 7,861 liters/seconds

04SW141204BRS068 REMARKS :

2005 MEAN DISCHARGE (liters/sec)

DAY JAN FEB MAR APR MAY JUN JUL AUG SEPT OCT NOV DEC

1 680 620 490 500 650 650 1240 1185 8320 5700 4980 1775

2 680 620 490 500 650 650 1185 1185 12090 4980 3640 1775

3 680 620 490 500 650 650 855 3930 7245 4510 3120 1775

4 650 590 490 560 620 650 855 4655 12090 4365 2775 1775

5 650 590 490 560 620 710 855 52050 7245 4075 2660 1775

6 650 590 490 560 620 4365 4075 156370 15450 3350 2430 1775

7 650 590 490 560 620 3785 1435 27770 4075 3350 2315 1860

8 650 590 490 560 620 2545 2430 10250 3350 3350 2200 1945

9 650 590 490 560 620 2545 2315 16570 2775 3350 2200 1945

10 650 590 490 560 620 2545 1435 150250 3005 3930 2200 1860

11 650 590 490 560 620 1020 1295 31360 5700 76650 2200 1860

12 620 590 490 560 620 1020 1295 26810 7675 17720 2660 1860

13 620 590 490 560 620 1020 1185 8105 7030 7460 2660 1860

14 620 590 490 560 620 1020 1185 5160 8105 35750 2315 1775

15 620 590 490 560 620 770 1185 4800 13770 6240 2200 1775

16 620 590 490 560 620 680 1185 3930 4220 6060 2200 1690

17 620 590 490 560 620 680 1240 2775 26490 5880 2200 1690

18 620 590 490 560 620 680 3930 2775 8105 5520 2200 1690

19 620 530 490 560 620 1435 4980 2775 7245 4800 2200 1690

20 620 530 490 560 620 1295 2660 2545 7675 4510 2030 1690

21 620 530 490 560 620 855 55120 2545 9500 4510 2030 1775

22 620 530 490 560 620 855 7030 2890 7675 4510 2030 1775

23 620 530 490 560 620 855 5160 2775 12370 4220 2030 1690

24 620 530 490 650 620 855 6240 2545 38550 4220 2030 1690

25 620 490 490 650 620 1075 6240 2200 14050 4220 2030 1690

26 620 490 500 650 650 1075 6240 2115 5160 4220 1860 1690

27 620 490 500 650 650 12930 4365 16570 11250 4365 1860 1690

28 620 490 500 650 650 1185 2775 3350 13210 4655 1775 1690

29 620 500 650 650 2200 1945 1605 7030 5700 1775 1605

30 620 500 650 650 1295 1945 2030 6420 7460 1775 1605

31 620 530 650 1945 3005 6600 1605

Total 19640 15850 15280 17250 19490 51895 135825 556880 296875 266230 70580 54345

Mean 634 566 493 575 629 1730 4381 17964 9896 8588 2353 1753

Li/sec/sq.km 2.62 2.34 2.04 2.38 2.60 7.15 18.11 74.23 40.89 35.49 9.72 7.24

Runoff,mm 7.01 5.66 5.46 6.16 6.96 18.53 48.49 198.82 105.99 95.05 25.20 19.40

Runoff,Ha-m 170 137 132 149 168 448 1174 4811 2565 2300 610 470

Maximum 680 620 530 650 650 12930 55120 156370 38550 76650 4980 1945

Minimum 620 490 490 500 620 650 855 1185 2775 3350 1775 1605

ANNUAL Mean 4130 Li/sec/sq.km 17.07 Runoff,mm 542.73 Runoff,Ha-m 13134 Maximum 156370 Minimum 490

zero gage is meters,

referred to BM # 1.

AVERAGE DISCH. :

STATION I D : Records are fair. Bm #1 is located at the right bank near the gage with

an elevation of 100.0 meters (assumed).

RECORDS AVAILABLE : February 12, 1983 - December 31, 2005

GAGE : Staff gage read three times a day. Elevation of

MARAGONDON RIVER BASIN

MARAGONDON RIVER

BRGY. BUKAL, MARAGONDON, CAVITE

LOCATION :

Approximately 2.50 kms, east of the town of

Maragondon and about 200 meters upstream of the

bridge connecting Barangay Bukal and Mabacao.

DRAINAGE AREA :