S[ BEFOr.

.UNITED STATF ATOMIC' ENERGY

In the Matter of

CONSOLIDATED EDISON COMPANY OF NEW YORK (Indian Point, Unit No. 2)

THE OFI AMERICA CqMMISSION-' :

. .. '

1~

ENVIRONMENTAL DEFENS FUTND and HUDSO FISHERMEN ',S ) ASSOCiATIO iN]IAL STATEM

TENTIONS AND PROPOSE'D FINDdS O6F FACT. AND.

No. 50-247

N RIVER ENT OF, CON

CONCLUS IONS" OF Q>-

LAW WITH RESPECLV ±LNViKUiV|r.Iit ±o.Ur, .

Findings of Fact

1 The Hudson Estuary in. the vicinity of Indian"Point is

mor nursery are "fo 'any f ish s pecies including.

stiped' bass, white peih,.eiSbuac hern

tor cod and anchov.,.. . . .

SStriped bass in th " Huds.n'Estuary spawn"ggs prin

cipally nortt..'Of " qi:, ",P : t.

b. Striped bass spawn gtaes..p-ace' annually 'betweon

approximately*Ma~ 15 th' -aidJune 15th.

c. Striped bass are iii lhpanktonic' mode for approxi-';1i,

Finding "ofac

'mately the fi's t ~sxeeks.'f life. .

d. During the .plankto i t ed ba s s are'.

moved south..ard "' h. Estuary,,from-the .

Anajor s paw n'ing ,a - I

e.0 Sniican n ibr~Q triped bass 'in the p'ank tonic ~

-"ni "' " t n mbirso:

form are present I vicinity o ii-.io :i,.","f Indian""

Point betwe~n approxifs teyayi .15nth and Jul Ty,3 30th. '

8111040658 7112014 PDR ADQCI( 05000247 .,.

I '

G PDR

. stried:bss wite]6~dh ewies,,b'lebck hez~ig< . :.! .iii:;:;.:;:t

Docket

w - • " .. ., w

f. Singificant--numbe: s of white perch in the planktonic '--modes are 4preseit in' the immediate vicinity of Indian Poi t in May, June and JulY.

g. Significant !numbers of"cluneid fishes (including 'alewife and blugback herring) are present in the planktonic modeiin the immediate vicinity of,

-!Indian Point- inMay.,,June and July. ..

.Significant numbers oit6mcod in the planktonic mode are .present in he 4mmediate vicinitof Indian . , Poin from mid- nter until April.

2. While in .the, lank-to*C m , fis in the; Hudson.iEstuary are 'largelyr dtribuifed "t61 the hstu arV by hydrological forces which the fish 1do mot counteract.

a. the distribution (f the fish is intluenced bv thesalne wedge mo ing'horthward up the Estuary.

b. the distribution J fthe fish is influenced by the .. fresh water invn'g-southward down the' Estuary.

c. the distributidn cf the fish is influenced y th.

tidal'movements in 'the Estuary.,

d. the distribution f the fish is influenced by the time of -day.

i' most -fish are more hbun dant toward the bottom " during the dayliqht h6urs

the- mostac 'f. is ae - iid.' most fish are ;more"'abundant toward the :s fac

during the might hours

3. There is no reliable evience-, that over the course of a 4)d. day,.. the le<fSi .in. the,- lai~tonic mode-ein thevic initV

of Indian Point vary signi.ficantly in horizontal distribution. , j . ..

4. Operating atfull capacity under normal conditions, Indian Point No. 1 will with raw317,000 gpm from the Estuary

5. Operat Poir Estu

6, Operat Bowl

a.

ting at full cavacity ',nder normal conditions, Indian *'

itUnit No. 2 will with 1raw 8•40,000 gpm from.othe iary cpc~yf40m

ing at. full capacity'4f, 200"mw'under norma: conditions, ine will witbdraw 728,#'00 gpm fr6m the Estuary .

Bowline is schedulied o 0begin operation at 600 mwin the summerf of 17 2 .

9 ;

3 A b. Bowlinei's, schedul d. to begin operation at "ull

capacity inI summxnr., 1974. .

c. Con Edison owns twc -thirds of Bowline

d. Con Edison will receive' at least two-thirds of

the electrical. pciwer -generated by Bowline

7. '.Operating at-full 6pacy. of. 1,20.0 mw under, normal conditions, -Rosetp' vfi 1 wiyhdraw 650,.000, gm-from the Estuary ", . .-

a. -Roseton] is Sc1jeduled t 4.-begin operation at "1200 ..w

b. Con Edisonwill owrt 40% of Roseton until 1977,. e -iv %:f C. Con Edison witl re6eiv,40%-Qf the ejectrical power .,:

generated b' Rosqt'n :,ntil' 1977

8." Under notmal, 4,perating c d i',-ons, a planktonic"otganism " eterigj ri'dhAn Ppinttui io. -li etween May 15 'and.

July 30' w1 uinerto, a 'ean D t e ature rise of I,4 ..

9. .Under nrmal operatitng cc nditions, a planktonic organism entering Indian P6intU it N.No; 1.will have a dwel.1, time' of. bhedsnuae e7e .ring. Estu a

10. tnder, noif~al Aperati'ng, cndiionst. a planktonic' organism enter.• ing Indian "Point ,U.uit N ,bet6en May. 15"and July 30

will undergo a meanteimperature r-ise of 14..91F. .k : d. ii

lli. "Under normal operating-,xdiiions, a planktbnfc organism; entering Indian PointUpit to. '2"wili have .a dwell .time .,

of 1min ute sbeorle- 'eeringthe Estuary

eo' Mav 5Wtt4findJuV3t 12 .'-,Udr'ndl atg .'bd' o,, .,'., t'l -rns enter ,., -- ' h

ing Bowline between May 5thand July 30th will undergo a . mean temperature rise 3.5F

13." Under normal operating co-iditions, a planktonic .organism . Sentering Roseton eve %May. l2.:and Juv 0 will,' ,s. etvweei willy,.3th

undergo a mean ptefodrat te rise oflS.40 F '

14. Under normal operating coiditions, a planktonic organism entering, BoWline 6r Roseton'will'have a dwell time before...

re-entering the 'Estuary sixl~r,.tO 'tohose in !Indian :Point UnitNo. l'and 24" . .

15. The present screening. dev.ces.,.allow most Dlanktonic .organisms to pass* through the c o g i n g system of . , '

a) Indi,.an Point Unit, No. I * '. .. : . "

b) Indian Point Unit.No. t ' .

c) Bowline'..,.

d) Roseton

4'4 "

4 ,' X

16. The present screeniing deices allow fish of most sPE in the pelagic from,.upbto the size of approximate] 2 inches,.to pass through 'the cooling,. system of.

. , . jjj ;'4 } , "' .

11 1 d ian o'h i it~.

.n .o'i

-b) Indian Point"Unit o. .

c 'Bowline..V

dC R o sfe to n . .. .: " ;''".'

17. A significant, proportion!of'planktonic and .pelagic fish passing through the cod ing systems of tjh e"ants will suffer mechanical -damage ,a

a) ,Indian Point Unit n o , , ... . ,

b.) Indian 1oint ntJ,.,. ..... . '. .: ..

c ) Bow l n . . . : . , .. . . .. , .. -: . .:-. : • ., . ...

d) Roseton .,.

18.'-. The ambient temperat-ure Hudson Estuary in the-vicinity of Indian Point eriseS Omay, 15 tO'.Juliy 30 fr6m approximately 58F to" 77F't - '. " 'N

19.' The rise in ambient'temtn atUre mf the. Hudson'' Estuary in the viclnity of B6win an"of Ro-'e ton from MayL 5 to July 30 is e to tht at indian Pont' t,

2Ohe Fish in 'te kcool ing,.,ystems of Indian Point Unit -N .1, 1Indian Point Unit No. 2, Bowline and Roseton wi l uffer a.' severe 4dverse impact .. h

a. All. 'white erih .wil betkilled When the river ambient temperaturetreachs.6,0. Killing or seriouS damage m'ay take P1 cdat low.r ten.eatu es

. .- '. " .. 4, € . '

4 .

b. It 'is most liel t 11t, 11 striped"bass will-be killed at, temperat s r- , those affecting, white

c, Approximately1 5% O6 lupeids will be killed when.. river ambient ternerature reaches 680. Serious damage;, may take place at~ lower temperatures.

21. Con Edison has made! no .di.edt "studies. of .:the effect .of Indian Point Unit No.1i' nd~n'0int Un-t -NO.. 2 on'planktonic fish j

~cies- A

Ly

22:

23

24

25

26

27

2 .8

3:

fish of nosize enterng the .cooling

systems.. of Indian Poi.t Uit No. 1, Indian Point n .ti

No..2, Bowline and Roieton will suffer an adverse impact.

As much as 23% of the anual production of the planktonlic

striped bass inihe E~tuary7 will pass through the coolng. -.

sstemsofIndian s-1 and 2 combi-ned.svstms f-InianPoiit units

* As muchas 25% of the a nua'u production of the planktonic,

striped bass in ithe. Eituary will .pass,; through : the.coolinq. systems of Bowline anc Roseton combined

. Gammarus and Neomsis'. a e ,iiDortant food, material for

jUVeni fish\s uthe 1 . ugh as striped bass. ,

hGammarus and HOmysi hAve.reproducton, cycles of 1: to- 3.

generations a summer

• Gammarus and Neoyi will pass- through. the cooling systems.:-:.

of InFian Point Unrit Vandl: 2 and BoWline and. Roseton."

A significant'. proportor df 'Gatfim arus; and Neomysin. pas.,ng through the cooing. of the olants will 1kle1

at summer ambient tet ra e, . . . .. .

T roportion of ara s and NeomySis in Estuary which 9. The p r.. . - ,. " .' .- - .. .. ' '"":..

will pass through, the oolin, systems of the .plants.

unknown. ." ..

The precise impact of' t Cp o of, Gamxarus and Neom'si

passing, through the, copliig. systems of the plants on ,,.'

the food suppl y of.juv~nile-fish.inthe Estuary is un

knownUt will involve, a".vs of food orqaniSms.

L. Significant numbersof • h eeen killed at the intake phlle.

screens of nianr' t No i, bbt precise numbers

a. con Edison•'s recorgs of-fish kills hve not been

kept in a comple _e' A d uniform manner which would

f aeilitate ddetertiniit gthe-! influence on total

fish killed of ( aibient temperature of the

• '.rv, Fii p lu 0of heated water from discharge, ;iii) velocity of waer,' at intake, (iv) 'total volume. ,

of water vithdra n'fromi",te. Estuary, (V ) type of

fish protedtion4seviqeeg ,such as screens (fixed and

'r.avelling ., air j ubb~le curtains , 'Sonic, deivices

', " i ' 4 : . : i.;i . "

4441

4.. " .4 . ..

- ,1 ''.- ' " ' '

.. ... 4,4 "' .

30

b. Con- Edison's Tecor of fish'kills have (i) omissions. of days when .couds were not made, (i) perods. • v

within thesreen washngs, were. missed, (iii) visual est n sof'the number of fish.. killed1 which havoi little r6liabiiity, (iv) omissions of fi-h killed and not recovered from the Estuary.

c,. Ex(trapolations fro4, recbrds 6f fi.sh kills indicate that in a typical year, approximately the following. nuihers of fish ill' robablv be killed at the, fntake screens, t Indian Point Unit NO." lwhen, the plant. is ,. atfu1 capacty under normalop rating ,

' condit, ions < " . ' "' ' ' :. '

Month sih. k ile per dy

S. . .. . Jan . ' . #:" ' '. t'

Feb. 5 . March " ,00 '~~' 500

~700, may S 6,0 June .~,~i'i 400o

. ' July , , , -. 800 ..

Aug. 1 ;.no100

'- Sepn. 1',3 0'0 Oct. 1,00 Dec' 5 00 32. ',h i a urn f. ..i r,. ,- .. ..dO n . ..- .. .. ... .... . .

32. The intake pumps for Ind an'Point Unit" No. 2, wereoperad from February 4 throug February.,M .1971. There was. ,no hieated water' discha g6e .rom Indian-Point unit No. 2.

33. uring the February 1971tests, fish werekilled at the in

:take screen' O f' Indian' 4int Unit,,No.' '2•at a :rate 4 times' greater than~at .ndian Poiht Unit No. 1.

't'4 v, i er a ".v11edAt the Indian.Point Unit No., inke screens. as are killedat the Indian PointlUnit .o. ,screens ' ". -;

35.-' With heated water/discha ge:t1hdre will be greater fish ." kills at the screens o. Indian Ppint:unit No. 2 than there are without heated'water discharge.

a. during the wijnter on s fish are.attracted the' .thermal dis,'chaiag p ne"

b. j.Durinq, the ,nte . on s fish. ate in" a comarativeiy " inactive state a d.m re esuscetible to-movements

of cuirrent.:

T .. . ,. .- ,

* 0..T'

. ...... . •; ,. ,, - ,, ' Ih .. . ' . . .:: " ' ' ' - :

• . ., : .'. ' ' j ; . , - , , :, . :: : . " ' . . " . ' . . : ; , " "

,. . ' , -

36. Without taking account: f thermal attraction during the winter-.., months, it is likely, -hat whenIndian Point Unit Nos. 1 and 2 are operaing a 4fuhl capacity under normal .conditions at least 7.5 million' ish will'be killed on .the' intake. screens of the two plants>

37. It is probable that the total. fish'kills would be Imade -up of at *least 5% stripeo bas..,

38. During the tests betweeni February 4 and 10, 1971 a't Indian.", Point Unit No. 2, oneTbay was operated at fullflow. and .killed an averace of 4,000 fish a day, two bAvs were'

-operated. at reduced.. f, o3 nd killed an average of, 3,400 f fishe %a VA_ ~ : '~

39. During 1970-71 when flows were reduced -at Indian -Point Unit ;:<,.... No. 1, there was some;.reduction in f ish kills

40. .,Reduction of flow will dce fish kills somewhat in the winter months. ..

41. Con Edison's contenti6nft that fish, kills on the intake, screens of .,India'n Poi t. Uhi t- No. 1' and Indian .pint.' Unit No. 2 will ;.t, h@ve .a -significant adverse impact on the-fishing or e. o9e oq f.,thbHudsonEstuary hasno basisi n fact.

" " ... . " r' ,'t f"• " - 'E " : r " " '

42. The total adxerse imnac on.the fisherr of the Estuary,. from the discharge of' heaf water ' is unknown.

43.. Cooling~water passing through. Indian oint UntNo.. shows a loss of dissovdoxygen~varying from 5to.

44. Losses of dissolvqd oxy en, in cooi-ing. water' sim.lar .tOthose 6. I.Jmv be expected

45. The 'dissolved oxyg, eni~n theOater 'entering IndianPoint.' Unit No. 2 ,is' b ow, 6 0,"j litre -from June through,:, Septem er.-..

46. State water quaity sa dar -recruire a dissokved oxygen content in the we a' 5:6 'mg/'tre. f' , -.0 .g i r . "' ." :. .

47. Control overexpected cI emi-aldischarge,.from Indian Point Unf".2-is Tnad equit4 or.:unknown

a. Chemical 'releadse 'pendenton opera plant condition -the timing of which cannot, be controlled'in ,Ms t"circums'tances '

b. Copper detection sensitivity, in the dischage .anal -is limited , i .ar .r mil .1o'n..-

c. There Is no .ndic tiionOf ma imu credible discharge. 1" "

d. There is no indication of highest possible .release of (i) dxidant, (ii) -reductant, (i-ii) acid', (iv) base... ,;.i./ :

e. There is no indication as to. how or whether chemicals :....,.Iill be reieased separately or together...

48. There is a finitepohbabi itV,' that' the. maximum credible environmentally adyerse ischarg. will take place.

49. ' e m~~u~rdb 6 en A.n.ental ly..iadyers eo -di'c'arge, :. -::."; 49'. *'The rnaim.credibie nv dischag

will" be har'mful ee oqical .ie of the flu'dson Estuary. '

50. The pres*ently proposed 0 oli~ng ' sYstem.has .inadequacies.

a. the present coolin .system has a..'siqnificant adverse impact fo i joh'.of screenab l&e ind' non-.

cnble si es -oserindngs: of act

b. The present syistem has a significant adverse impact on the aqatic- life of .the Hudson Estuary.., " (Proposed findin ,of fact above).

c. The intake :annot' be' varied to-draw from

different par 's, e watercolumn in order to te oertca variations in fish

take advan ac -o y tclogged o O .istiribu to ,: A.A ..

d. The inlet screens ') e ciged, with trash and' fish. .

e. ,the di.charqe stru tur.,is relativel' inflexible' with

." isdajgqd into',e.Estuary, (ii) the point i.n'!'" " " the wa'ter column at which the dischrge i made.

wa r, o Carq, 51." The proposed new ir.let s ructure will ,cost at least $12 mill o

52. The, proposed new inlets ructure will take 43 months to construct. ".

5. The 'proposed 'new ilet s rfucture ill~not improve, the adverse effect on the- ighery of . the, Estuary caused by th~entaimejt. of ,on~sgreenable''sizes of f'sh

54. The proposed new inlet .s~rucure will not si1nifieantly improve the adverse, imi act'on the, Estuary of (a) the thermal discharge from the, lant,, (b) the chemilcal dis-. .. ... charge from the rlai ., (c) t;inflexibility in:drawing waterfrom diffeent leves of\,-tie water "column, (d) .icing

* '' ' '

*: and trash Clogging :aFthe ite cre...

a te I, nta e s-creens

55. There is only a probability that the proposed inlet structure will reduce the velocity of water from, the Estuary across larre areas of the intake screens,

56. There is'at-best only a l obability that thep-roposed"" inlet s tructure .will roduced the "level of, f'ih. kils..'

57.' There .is no iab evilen." indicating' tha"t Stocking: the Estuary from a hat hery' would be successful...

58.- The insta llation o. acl sed.c€*Slspra1y pond cooling system will: reduce wi _hdrawal of water from the Estuary to 2 1/2- 5% 0 'the volume "eeded for Oce-. through cooling .'

a:. Reduction of volum ,of .water-withdrawn will 'pro• portionately 'red ce the amount: of'non-screenable

Indian Poiht'tlUnil 6 2. . organisms oassn though the coolng 'ystem of

b ' Reduction of Vo=Jm bf 0.wtr ithdrawn will ver' substafntially ,tereice[the nuhnber.. of, fish4 ikilled at tfe intake,.sckeensto Indian. Point Unit." '

59 WiThe installation of ' 8 e'csed-cvcle., s praypond cooling- . ,, 11 n system.wi . o t . . ...... -co s!. . .

60.:.A closed-cycle spray.pon4 w41'not reculre,- any. major additiOnal "pmping" equ pt

61. The installation:- of a.'c'lsd -cyle,sprav pond cooling system willsubstantiaLlireduce the discharg Of . heated"'watet, intcthe jtuar• ." ... '

62. On .the basis o the limiled and inadequate evidence presently,. availa1e ,there sIs. e indication that a closed-cycle spraY,. qond* co l ng-'.* imit .... f . .. .. .' .. . .. ,

spraynqscolinm :w11 have a limitedfogging problem under adverse' eatIr.,,conditions.

63. On the basis of thei limi ednd 'inadequate evidence presently,.;. qi nd a i nqat evdec available, there is. so einicatibn thAt a closed-cycle"

spray pond 1oolins have a limited saline drift problem under adverse, ater saliniy and weather. conditions.

64.. The installation ofi *a' Ised-cycle mechanical draft tower cooling system will :rece !Withdrawal of. Water from the Estuary to 2 1/2' to 50 of the Volume.,needed for once-... ",.,.

through. cooling 4 . " ' ""

a. Reduction of-volum of water withdrawn will pro-. portionately reduce ,the amount of non-screenable

1Q~- It

organisms the soing ystem nIndian PoNnt, Unt . 2. cl

b. Reduction of volume of, water withdrawn will very',. substantially reduce the number of fis'h killed at the intake sireenhs to Indian Point Unit No. 2.

65. The installation of a c oSed-cVcle mechanical draft, tower Cooling system .41 1, jC arpproxima tely $8-1 mlion dollars..

66. The installation o'f ac 'cosed-cycl mehaildrf ..'coolilAg ,tOq er .sy teexqi our e additiona.:'..

pumping equlpment.

67. The installation of a c .osecycle mechanical draft cooling,. .

•tower system will subltafitially reduce the: discharge-.,

of heated water into he, fstuarv. Ato th

68. On the basis of the t lh,% ..d hd in'adequate evidence

presehtlv -available', he~r iS some 'indication that,

'Witl:t- the installation of 4" dlosed-cycle mechanical draft "

. cooling tower sylte ter will be. (a) a limited fogging problem under ja'erse weather conditions

and .

(b) a limited saline drift ,rob1em u nder adverse water

salinity and ea~thei! dondkions.

69. .On the basis -of- the Winted*4and'& inadequate evidence presently .

available,, there is "S me. ndicationh thatWith the instal-'

lation of a closed-cyc 1, mehanical draft. cooling tower,

system,,, thLre wi?.."ke ,1:ited" oise"prOblem.

70.. The installation of,..a .6 isedyclei' natural draft cooling

towersystem wili ride withdrawal f water. from -the 4 .Estuary to 2 l/2, t of'theivClunemneeded for once

a. Reduction ofi volume :Oiwater withdrawn will proo t y e he amount of non-screenable " l

a *:ort -ins pas i .thr0ughthe" cooling. system of organismsasm. - ....uh ,f

. ";ndian.PoiftUn ix 2, " of~aterwithdrawn Will very. ,::

b. Reductionof v6l 4,e;'of ; water ihrww 1,vv substantiallv reducd4,the 'number of fish killed, . '

at the. intake screens to Indian Poit t Unit No. ,

71. The installation of 'a closeds cycle natural draft cooling tower system will-,,Cost, approximately $12-16 million-:

72. The installation of' aclpsed-cycle'natural draft cooling

tower.'system will requIre some onal or modified pumping eiuiprment. " ' '

p '

73.

74.

75.

The installatio4 of a closed-cyc natural a draft 'cooling M :' tower system will sstantiallv reduce the discharge' of heated water int' the Estuary.

On the basis of the l'mited and inadequate evidence presently available, there is no indication that with the". installation of a .closed-cycle natural draft cooling " .tower system will 'resulit in (A) a fogging problem, (B) a saline drift 6r~b ema C a noise problem. "

On the basis of 'the.tI and inadequate evidence

presently availabl there are-indications that the. installationf al. c osed-cvcle natural draft cooling tower sySter i in an, aestheti€ p.rbem b'-y intruding On' £he ladscare.

The Hudson Estuary f ihprv has .a multi-million -dollar value',

a The fisheiy has "vAlue to: sports and comercial fisherman bot 1n0'the Estuiary. ".andh inthe . a to which thej vsh -.'migrate Th- :;i' s e y-- -has!' VA ie,.to , th :An u f0act~rer s.-. an A :"' d, ', " ""*.... ;":", ..;

b..'Te, e

The fishery hs 0etvb.Iui t c. The fishery genlr!' , s other sUpportive -and.. ancilla

commrcial-,a 4it

4 f.4kA

J 17

4

0, a4 " J N.

112,4

. .. _ . '. , .. .a4

.. . . . , . ;,; .: .,, .... . :

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. .. . (i

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76.

.. particular spec, es. o. _qf'i, due!,,to impingement:on the • intake screens nd,"e h the %lantcooling-:. system.

3. The proposed operation ,of 4 lndian Point No. .2 does not includeb's .. the use of all practi'cabh] means and rMeasures to. reduce

. the adverse environmental impact,'of 'the Plant.

4:. Based on the present''.vai Able.data, the use of cooling:, towers, spray ponds oi; , a &ombination thereof as an. alternative to the pr p6ed coo'ling, system is economic - , ally feasible, environmen ally: acceotable andwill.. virtually eliminate the p'roblem of fish: kills due to, impingement and.entrainment-,

5. The applicant hasInotflfilled all of the obligations of

Paragraph A.L Of4"Apeh idD0f 10 CFR' Part 50.. :

6.-. The provisions of Sectibn 1n2(2)(D) of NEPAare' applicable. Y' ,

to 'this proceeding an. thV'h,q the AEC is obliqated :.to' "study, develop and d crb rbaropriat aternaiv.es to, the proposed once-hro!gh cooling System for.this plant.

7. In the4.absence of -.adeqp teielialle data, on the precise i.";" ,.> ,enviznen al tfs e itte aproiaepc• - ' ' ' ~ , 1 . . ..- ':* . _. . .. Q , P. I ii: .."h prp r e ; ,

dure to follow is to pse OLdequately conservative assumptions, ' in order to tend to-:oier-predi6t the :. adverse, environmental

01 ". ?

" ...- • 'L.' !' ' :" . ' : ' '" ' .. .'

1.*"'" Th e "ia, P t N 2 a

1.The operation of 'Ida Point No. 2' will have a significant..,;

adverse impact upon ihe environment..which involves irreversible and irretri9v able commitments of resources.

2. Based'on the presently .avai:lable data, the ooeration of Indian Point No. '2 wll result -in the deat-h of a verv?'

iA A/ .

Set V: QUESTTONS AND IbUIRiES "" . .. .."- :... <i:. i. . ..

.(a) -With reference"'to, ES " 5 " h

and docu''e ta y, S pp0'k . :f r ..Con '-, disbOh,:i 81"- Cos tj: iiure4",,f-o <:...: :•. 2 .. f •.

d - t " " q u" e" g .v.n. i n 1. .'.V - in .: ; .. .,,tid- .:

'~~ ~ ~~~~~~ ~~~~ -...•,St ?, -P eae. eie -' the "add.i:: it ..! .

xpense 1 iwoe yb Ob)4 V sta;! Vd ne

. (a) WiThy reern cef -toE S 25 1,i dct th ev en ar

and c e .-'.tt for Co. .-n E' s figure for

sp onds* tmfeor Ini dan, Poinht Uni t.No. 2. w "4 te o

(b • The,.; " "•6 -1 '. ' " ini" "I, d.< pos '" ." ' 'i '."." "/ '."' ., "' 4.Whtboe) What iiilu 'se. cst? (Plas iteiz the

2. (a) Did the figurein hn1 . ab6ve include theadditional.

met

(b4Wa4ls h t.a d t 0n.eb 4.4.>,. . .> .:;..i- ..-... "i["'.:-

: "

(b)t What if htadt exes? 1'

4'.4 1 ' ... . 4, . . ' , ' .

3. I a sPra Y pond is .tS" ac.kfitted,. What does Co Ed.' , estim. t, e i,

. .be:.- '... . . ., 4: ..;

(a) The down4 time odf In ia in"Unt.o.2whl.te. o n e c t i o n 4 . ., 4.. . . , . . ..,,.. . , , . . ;,,• ., :.} .h

" (b) ,The a ab so lu te n~i 'n im dQ t. .me. .pos.. ... .e .... . . the . ... e...on'- .. ."

4 %.. . .. Wh does...C..n Ed res.,- ...... th costofwh il dithe co ned..

AS9• . 4 . t... . .. . .. ..

'4_ .4 :p .4' ] - . 4 '.4 .f .'

5. Whtde"Cn d'th '.total.,construction time to: ."i ..:,/. . .t w, . I.'-• . . . be fo .buildi.- :,c ,bac:.L ,t .I.n a spray' pond at t.Indi~an Point-,, ,.,.,

U n it N o . '2 i f :. -' '*.. . . . . . ' ':-. . . ., . -4'. ': .4. , ' ; .

,' . ,, . , " - . " , . " . . . " - ,' > ' % • - .,4i .- ' . , ' . 4

• ' . , 4."' ,% ." ,* ., .. '- , ''."4'.: *.,. 4' " " , . .. - ".:' .. 4".. ' , ' : .. ! ' "' "<b .;." . ' ,," {,, .. :.

(a) normal constructio w' rkiWq hours are 'utilized"

(b) a maximum effort to a hieve minimum construction,:time

is made?

6. (a) If the.. maximum effort'desdribedj n: 5(b). above were- made",, what changes from nor al hours and working condition .

would be involve-, , .,

(b) What extra costs wo be irnosed-.by attempting to. '

achieve construction,f spray p6nds in the' minirmum pssibl,. .

time ? .

7.' What would be the rage.o, ;meteoroloqical'-conditions under- .

which con .Ed would expect" "ging to occur as a result of , O q - to O c r ,s', 're uA :f-" :?'#."

operating spray pond at I " ' T t -NO

8.1 With a spray pond opratin atIndPan Point Unit No. 2 what -amount of -fqin _.o"Ed expectto occur .in. ech. category:" h

.acro s that rance? (An es 'imna'tion of slight, moderate o. -- .. I.. , , . • . ,; :, ., . : . - .. .,.4.: . . , , . . , , ,,, , ., severe would suffice h,-,h de iitr

-- 4

9. Within each' category defin -,i the last question: what would

be the geoqraphical exteitjof,, .oothe Hudson River Estuary

'that Con.Ed expects from operatng a" spray pond at-Indian

Point Unft"No." 2? Tae inO account tthe ex .n of 'fog acros,

,' . .. "71

"" •3 ~~~~~'S' . .% ".. .. ._. '"" -' " / "A" 4

ell'

the Estuary as we]l as the extent of fog north and- south- "

along the Estuary from, In ian Point.

10. With a spray pond operat .:ng'at Indian Point, Unit No.' 2, how

many. hours of. fog. i a gi en year, does Con Ed expect: to.

4, I

(a) a typical year? ' .. " (b) the Worst year that, asonabl . e f anticipaedfor .g,:,

' I , .. , , Y a

ll' (a) Durin. what times 'f hf e yeards Con Ed expect *

"4 .wt/ 4t*44

* fogging to'be' Severe?

(b) 'Durinq. what PeriodSo .,th. day in .those months does-Con

Ed exe ect f0qging ro IOMs0to be most severe? . .',.

.. . .. .4 44 '% W !, = " ': :.' ,::' . . - . - : / .'£ : -' 4.. •4-. , oi " 4 '"" :.t dr4 e ~ e,f om , .,s r -. . ..- ,!, 4.. ,

12 (a) What -does Con:. Ed4 d r - f : .. .. , f . .-.to be.'

pond 'at Indian Point, (Es timate both in terms "44 - ,4". ...". . . ' '

' . . ..,, . ,' . ..*"

.b) What will. be the* f ssolved litis , 4.

in the dri',t? *4 " .. .

", ri . ,' -" " ... + "..J, .

44 44

4: . .4: 4 .. "

13. Kindly answer questions 1. j uah. 12i inclusive above ,. ' . -,, . ; , . ... 4 .... . . .

Substitutine natural.. draft 4dli g: t wers for spray rponds. . " 4'' 41 4441 4f ',

" " - 44 "" -'4 ... .'3 .- ". - "• " A" 14..Kindly answer questions 14hrou h.12. inclusive above-4• .. 1 .4.- .. -,

4i -' : ." ' : " < . , 4 , , ," ., , ,'" .' " , , , -. .-.. : . , - . . , , .... <

substituting :- :. natura drabcoo-'in' gS"2 ."" ' t'we-s for? spray" ponds. "

15 Indicate the characteristc curves for the.

Point Unit No. and Indin,, Point Unit No. .

7

16. What is. the composition ,0 admiralt metal? '

17. (a) Disreqarding COper, esConEdison monitor for-te the S other. components of gamiralty metal in" the: disschare, di -4 ge

* canal.?

(b) If so. .what. ilste. sensltivit.' of .detecting those. compo

* nents-?,,

• .' ' ' . . ..: .' " . '." ]. . '' " . . ;.- -.' . " j -K..'" .. '4; . " i;: " ';'' . ."' ? - , ,

, 41

18.., Where, and by what means, s the: trash from the r ver'.

treferred to in,gRS 2-3.3-2 disposed of?

II

19. (a) How much trash of what se.fo E as been removed each year from the Hudson 1iVers\iay b o dso tIda

point Unit No. I?,, Indlcateitypical monthly or seasonal .':'!:

vara-tns 4. n -,h'kis;dand unf ,.,rashemoved. <4...-i .: '

.(b) How much trash does, Co4 Edison expect to remove with both ,.

Indian ,Point No. n.1d -"peiating at normal: pumping rates?

20. With regard to a) the- dry $ulb -air temperatur; b) the wnt

bulb air temperature httheO Indian Point site, -indicate (U) the average range of air tekper atures on a daily basis through-,

out the year, (ii) the .averpgeair temperature on, a daily

basis throughout the year, '(iii4 on a daily, basis throu b .4 , 1 . . . , .. . .. _i. . ,g-, , '

the year .the average perJ od abnd time of' day duringwhich the :

temperature remainsw, wi-thh, F d high(iv)on ' "

a daily basis 'throughout the year the average period and time

of day during which' the temperature remains within:,50 : F. Of

,the day',s low.

If measurements othe " than those: madeat Indian Point"No.

durinq the last nine yeais are used -as the baSis for answering

this queftion,iindcat e.. ocumentary source for the 'answer.,

21. On a daily basis through u1 the year,..indicate. a) the- average.

range'-of humidity- apd sa uration deficit, b) .:the: average J:

humidity and saturationdef.cit, .c) the average pe'riod and

time of day d3uring which the ihumidity remains within 16%

of theday's high, aprod-and tme of day durig

which the humidity .remai4s within 10% of the..day's 1low..,.

"If measurements: othe tha those: made at .Indian-. Point

No. 1 during the last kn ., years are. used as the bass for*

ng this que..10f1 indicate the documentary source .

-for the answer. " .". '•.. " " .

22. On a daily basis. though "the year, 'indicate the average , " I . ... ' : "...a t e I d a lo n si e [ .'..

temperature in'versin6o0n Jitibns at the Indian.Point site. This should "include rmagni t:ude severity,' 'duration and ele ,

vation with definitions u 5e.0 for all terms of measurement.

If complete information.i not available, indicate as much

as possible about -inversirn conditions at the site. a

f;' " S V .. II ,..

i n • '

,,'.' , ._ -' : < - : •' • : > ! : ' . " :• { ; • : ' .,.... ' ..... . . . . .. ..... . . . '

I * '... .. "' ' ' "

23. As Indian Point Unit No.2 goes on line, Con Edison has'.

indicated it Will take o-herAplants out of operation-.

Indicate the Order'in which.Con Edison olans to take other '

plants out of operation, ientfyinc. each plant:which will.'.

9be taken, out: o f 'o p.ra ti64: ''. '. :- ~

24.Inct thlectcal neat~~ capacity of each plant

identified 'inj 23. abov . , . . .

25. Under peak load.,conditio~s in"a) 1972, b) 1973, c) 1974

indicate which olanlts .din tied in 23.' above ,will not:be

.5I

'.5w ". "" - .. 5 " ' ': ¢ .. ." - " " "° , oneratedl,

26., For. a) 1969,' b) -1 7 .,Wha'i i. .h-e ; Verage. cos -,ofl..eie1 c.tric'it', " .. . 44""* ' , , -. . '., '. .4. " 4 4.4. ;

(on 'a kil at -hour! ba~. )"v 4=.te > b . chm, '1-... .. .p a t,, 1denhtl i .....- :'J , 4"4

4. - . . ' 4, ' " . ' 5' . "o:" " ... 4. .I j' ...., . -. .4

27. For a) 1969,.b) 197, wh). . a 1 av ags c stimatedaerac -t "

cost oi "¢ ner ti'rng 16l@.cto b ' . . " .. .... '.. .. (on n t w huor bb a s i.....•.

4 4U4

fir each" plant oe ih .2 3 .444

i'n~ 'f e 45 "'. . ..." .. :' . . -4' . ,P

,, .. ..- ''";- .

28. In a) 19 69, b) 1970, jo' f Ci, hat i eified.in abvege .a-"o.

one rating, . at , u l. .pwerp i" .... h a 's ... -L] ' daily outpltl of ,( ) : .".

-4 i '. .. 4. .

fo ac pln i1 n i . 3. above, ? . - . :. - ,.":.;... . - :

4j ' '~ 45.. ".:L,4

4 .. . - . : ... . ..

• .. , . .. 4 ,'.4 4, •

so , -)' , (i i ar.c.":,:i te: m atter -,'4. . .. ... . ,.- ... !...., ... .; . ., ', ,, . ' :4 , 4 ,-- ' , ... . .- ... ... .... ' .',, ., . .".,, .,' ..

2'

30

31

32.

v

33.

34.

9. In a) 1972, b) 1913, for each Plant identified in

23. above, operati na ate full power, what will be' the j

estimated daily, outnut () S (ii).Nx, particu-< 2 NOX (i i) prI late matter? , : ,

In 1972, what is :the expected output 'of a)SO-, b)NO c' ,p art icuateat te tPkb i. 'lec icy 'generatd i n th

total. Con Edison system (i) iwith Indian Point No. 2operating,

(ii) Without Indian ,.P.oit No -2 operati

What are Con Edilson!'s for the sit .of, thos eow

plants identif ied in-.23. aove?; . .. . :.

(a) To what does Con Ed .ttribute :.the _delays occas'"ioned

thus far in th' tar up otf Idian Point Unit 1N0 . 27 - ~~ -:- ! . ' " " ". .. ," ' -.. " '"t ': , " . ,-:

(b) Indicate the. mhthsl f; oa r a ch cs denti-f ied

in (a) above...,

What is the.,cost of oper tin andmaintainin the Pre

)P" S . . . . ." '4 . .. 4 screeninq fa."litis;"2 .

(a) at Indian Poin .Unit N6./-2? , ':'

(b) at 1hdian, P 'ntunih o~l 4$ '.4. .. '. .

What is the therma! ef ofie..... .. Con Ed's gas turbines ' installed for. ' "

peaing-power? .... .. S. , " - .' . -• - .,

- , .. I . . .. - '. '* <: , , " .

4,4

i : , i: ,,~~~~v . , i .. , :: . .. - " :

m K,

--. ,,-.'

35. As referred to on B. R.S.2.5-1.2 what is the status -of Con,...,,

Ed's "research proqram t determine :the design. modifications. ,.

required to convert coM Ciall available towers to.brack

ish. water operations for. future units and the -environmental ..

implicatiOns of their opration"? . .

36. With reference to the response to Set, ',Questions20:and 21, if frazilice i not p m is :any kind f a

problem?-,. Expclain. .:, 4 . A' V

~,q, 0 Wi

37,.g wha) p rlod ',: p, y afdb sv, ; , 1 1 : " "I " 4 , - . : -4 !1 .. : ; ' " (A) Durinq what peo the ye d Con Ed n'ave ,to,

4 4 4

recirculate its. heat4,effluentin order to'bate th

ice problem athe keF S

(b) For how long ea'h' day, and for how. many.: das 'doe ' nCon Ed. , hav to ab te l~,,formnat ion in "thiS4. fashion ? .1 .4, ,k.. .".:4 :i!' ":.i have to abate 16e t -in

e.~~~ ~ ~ ~ fo a o44hs-fsinX

38. Can ,Con Ed,chlorinate its nenser in. units smaller 'than•

"-h 6onehaf n ¢.of tt Unit . No' " 2 . 1

a t a t im e ? , * . ..- . ..

S .• . , '. , ',,. -. o , .. - . ' , , . . ....4 . .. , • .. ,. .j .: . * 39. If .chlorination in smalle .unts. is possible, why does Con

Ed not do it?

4,A,1 i4

.. '4.4-J f4 , ' .. .. " ,.4,.. . -. .", : . A.., } . " ' " '' "

'"-'4

.. ., , - - : ... .,. . , . ... . : ...: .q. , '. . .. •.: .. ; • ..,A . • " " . " 4 '" . . " . " ..:" , -" ..:. . ":.. . .:':" ., " .o. ,".,-.Tit"

. .. . ., . . .. ... .. . . . . ,

40. (a)' Disreqarding the. fif.e mesh screens at the intake struc ture, what constrichons are there in the flow of cooling

and service water t,,.trough the Plan? t

(b) Are any more severe tha; the'"e i :ch .diameter tues in

the water boxes? . (c) What are the s.izes-,' Ihapesand .durations of these other"

9-hpe Co ti.ioa d~ n other 171

41. With' egard to th. 9V 01 Study summarizing fish protecti onT:-,'-.," receive Cmonths ago, does" :Con .Ed- have "

. O. .s 1o

any f urther.ninforrstio n protection not,overed in "1,"" . . p * ." " - "4 i z ' ' " ' , - " ' , b s "' .

.thatireport? f'w

er e in companies -i h , S a e 42. Which other power geriin the United States .

and elsewhere havig pr lems wlth killing fish on intake screens or problemst .1kill n.'uveni'ila..ifrvae. and, eggs by

....entrainment," have- been s eci-ically istudied by- Con.Edison? ., /,.,... , . . ,, . . , : . " _ , :, . ', . - . . 4 .' . . .4

43. What evidence is there wichFwill substantiate Con Ed's,

statement that the addit on: .of -a strong oxidizing-agent

-'rodium hypdchoerbYoiihi1bits .:oxidation?. (866 answer (NaOCI, odium hypdc f - Se

_ -, .,. . ,. , t .e t .K , j ., - , .. ,'..

4:...

-! - 2.. o: . :-: 'I :., * ..

-"." ,4'. ' , " : - .. " " <. .. ...' ' 44.: i ! ' i ..{ i:iJ.i .-- " ,,-, .';., . . ... ...,. ,:' ';, ' : ','' -' ...i .,.' _'-, . .:,, ., ," -': ::.: ,_ ,k ':,<, : . ..!,... 4.

44. To what extent must the Rad Waste System be modified if once

through. cooling is reol ced.by a closed cycle cooling system?4. ,

45. If the Rad Waste: Syst--.ng must",be alteredi what would,6'be ,the : .,

4 ..

(a) expense . .X - - . .

(b) time required by?"hr.modifications detailed,"in questionji

46. Whatds Coe, Ede etthe noiset p lv'th et fromoperatn

I f4 mechanicalordraft cool;; .incj towers at 0ia Poin U- i Nova-2?

Specifallo; wh-two. -c."e.h.. n ev in db. at di- •s at:

(a) RoOsfet (d) 100feA,~ .

(b) 250 .. .Bowl2 00.f e- . ,

•c 0 f e e t. .. - , ..I- , .. .. , . . , . . ..,, ... .

47. What ares the Edeset . ha s.f o E ,rth 'ohr wnr

anmenraost d aftoo.n twenrs.ant ofd eggsintarvae-.Nd2 ,o .: .:,

( a R .. ., , . n .. , . . .. .' .: , ,-.

-N (b)cBowlfne he" - . , " '.

• , ,,.4, .4.! . , .,' " , ,,.

4-, . .4, 4 ., h } , : , .."'- ,:: ' .

4 ."" : : i ' . ' ' : .. .' - " : , " : : ' . . ... ' .. . , -/'i "

. .. .~~ 4 . . . . . . . . - . i ' . . .

48

" 4:9.

C.

50.

51,.

a *a

screens ,; .. Wh<t ar the t -6

*re ea - s'

Wa r erf Con-Ed or theother owners - ,

and operators to abatete killingof fish on the .intake

screens tato: i '

(a) Roseton? o" .

(b) Bowline?

Whatnarejthetkpiesert 1 s,. lCon"Ed:or e thb other .owners an Y4, and operators to substit e e han a .e.... v, t onc" through

67 .

(. . .ow.ine? .' .. ... ... ' .. .

What are.;the4 ireser~t ' P amxs£oCon; di or ithe otiher owners and:' :': / /:

'o e a o s t~ r t d . t e Hudsonfl. Rver. Estuary fishery: from~il ;jisi. .

any,' " +adverse.+:+-- "-:e ect~i fro~i te :operation: of~i : ; -"' <:.-" .i" : ","

" C " " .. " '"

- C 7 , _ ', " .. . . .. . . . . . .. ..,

(a) During. what timesof t e r. s f r year ~ ~ 0 is 'fggn ree a

problem along tie sHu.-unry 0 Iex .Etuiryat' fIndiAn, Point? (b) During what pertods orf .' e. day in those months is fogging":, "

presently ,a Prclem?'(FOr question 51 (a)P and Si(b)

an estimation Of.slig t, moderate or .severe would suffice-.

with a ,definition-o t lit) .

. . .Vj !*.*" ........ .......................

. . . , • : . . ;, : , + :.. , ,, o -. ,, .- + . .. - . ., .,: ;-.; , .. , .. . .,-+ '

: . . . . °i ... A'' , .i *i t

(c) What is the present Lextent of fog in 51(a) on the Hudson

River Estuary atIndian Point?, Take into account the

extent of fog across the Estuary,., ,as well as the extent

P t: "of ,focx north: and- sotith"&lo0ng - the .Estuary from 1,Indian & >.' :" ,- .

voint.J

52. How many hours of fog .,in agivenyear is. encou.tered at

Indi an -on in *p .- , ,, *

(a) a. tyb1cal er

(b) the wors t .year. that. nay ,easonably be anti'Clpatedfor" fog'"

53. Provi de .s pec if:ic detais,' of thd. turb ine. .ldes ign :.atf,- '..

(a) Indian Point Ui Nol.l ' - .l..

(b) InI.an Point N 2 .

indicath. (i)' th~r&: e,, y. tp e,:,- m:ratrng

(iv) ste'an frow, c(o (vi)'" exhaust t, • "o ) q .ht it~~4": oi:d .!:b'dee d .s te am, '( i). ..... h s-,. :,-,-..,.... ..,.

steam .cond itions, fi ) tperation, (viii).capaCity,. (ix) tzi ii ion .... i : evs- ' i 1 lfin of 'pf ormanc wi th c"on

pressureI carges4%.

.. 4

54. Provide.graphs or enqine rin 'drawings .in at least schematic.

form that present the .fo 1lowing information:

(a) The number . of Aubes nd geometry, thereof in each "Con

densor of (i) Indian Point No.' i and (ii) -.Idian Poin t NO..i2

4 . I

44

(b) Takinq account' of vdriations in. ambient water'l.,temperare.

the design ATNvar.aon as a function of flow rate of

(i) Indian Point.Unjt No. and Ii) Indian POint ' ... .

Unit.No*. 2

(c) ThereIationsh ipI.8e een. tuprine, backpressure and :the,.: . .7..

condensor tempjeVatu4e (at constant: T) for ja &T- expected' "

nor (1 i i fiith '6O0 t'6 f, the flw r

rate at normal Oper tion, taki'ng into laccount the changes in ambient T 'at .a), ndan Point No. .1 and b) Indian point

No. 2. Indica&teth changes t

tio'n,:of the tdata fo, 54 (ai)i,( ad()

(d) The' cooling raq, 1.:e. dithe c iffe'ence .be tween exit .._," .

steam temperature -ac dexit. coling- water temperature

(TTD) for a 'T expeqted .ih..n (i). normal. operation -and (ii) 4i th . the ra 44f!

O

wih 60%: ,,h~ flo rate of ii at- a) Indian- P intNo-> ,

(e) T~e' . ,c o 1i~n Wae: i i' "' : f ]o I ' wt ' "s chemat' .... .[i 6 IsI 'SSho ng ' :..te ..... de" ...a .1!§s"'ab -""}i,; "' , ,'""K" '

,,.:to (i)D o sfq if. .: l ,, ..,. ' e~ ngths, aii..v l e"n"..1-i;.i. ...,

I 1

joint sizes and th, ro. s '

for a) Indian Point o.- 41 b , .. .

-e hcoiawtrfo sceatid. bs. show ing thePoi ta -'2il a s -:" : '",":i..:' .

4 / 4

55o indicate sithe fuea ncosts niK" t iwr[for wba oadin- ati "

(a ). 50 %'1.- o f f u l l p owver ,. -- . . .-;, .. . . ,.. . .. ..... • ...- .

(b) go%."0fI-full power" f(v ;. . .. .. . "1'" ' "' dI"""'"

I '( I '" ... '''

Wi) Indian. Poin a

fo ) Indian Point o . ' "ni Pi nt N 2I I4j

..- .L: " , t

,j , . .4'. . . .: . . ,

56- Indicatetheitotal bu'§ a ots nm.i/wrfras.lodi , "'

(a) 50% of full power, .a d : - ."" ,i I .

2. (b) 90% of full .powerfp t -"0

I~ -.

(i) Indian Point U 1i 56. Indicate thetPotal bus 1ar cst n-s in tisKr fo'-KJr base-loadn

(a) 50% o nt Uulpwri a V U* ,.•

. .,

(b I) I ndian it ,.

.- ~ ~ ~ ~ ~ i n 16h. d", - !.sp"• 'a'y:+ • . - 's'-; L ' - :1. " -.

58. Provide a grpwhicall h.tntatonwch i~n-~ s the tt h

bulb 'temperature- variat hd.duration, on 'a seaso6nal basis

at, Indian Point. U.- . 1 diplay shl'- show. thenumbe

of hor pe ar ~ta h ubtmperature was

...: .: - .-- ."' - : < .. . I -.,, .! . . . I I, -., . ' -.. ..:, , ... -.c .- - 0 , i ,% : , .{

I 'an (a) between81. nd 85".. A - b tween 61 and 65 F.

~~ ~ ~~~ : .4 : .'"

(b) bt:een7- f ween 6 and' 0."

• .,'5.. , :} ..:,d. .

(c) between71 and 750 nh dneg..bEw ' :,.<.'

14 q)be

(d) between 66 anj~0.

.' 4

59. Does ConEd ha.vbuan I.tateion, fom maufacturers ..as t,,

the cost. discise i Icu n numbers J .,.- 1,t.,l:, a of

alternative devc~ t ce-,through cooling? 4

JA" , .. ,

A•.

(b) Ifr d:S. . .w a re ,th estimaq""' "'-" " tes of (i) minimum. iots " , ,,- '

(i i) averaae 'costs (iiiP) maximum cost for a): spray ponds -.

b) mechanical; dra f' wet cooling towers c) natural -\i:i.!

draft we t cod'ling owers, for' Indian Poinlt -Un 1it' No ., 2?: :i: .. ....,:.: whl ch .h avep o~ e t Ohese 'Os tmate , ,•:..,.

( c ) I n d i ca t 6 t he ' f i i m s e P r o v i d ed.. .. . . .. '.. . ..

- . .- . .- _ _ . ' " ' . ' : . . . K," % " 'l " " ' "

44(4a )4.. .... 4

Hag i"fi' Ed -h " We , hta ouse rtDr any,.: Ot fie r.- fi m :p erf or m ,

.:feasibilit I, -e gal .atio'n-of dit e6 na tives . ' Oonc e",through .-;r ....

c o o l i n g ? • l -" ': :: " - ' " " .. ': :' " ' ?' " : ..

(b) If'o;indicat e !th tye a Sife it k

(c) 6- or islection the eValuationS or

(b) If 1so, whatu .-:h.s ntso ()mnm ma ost

(a) Has icon Ea f sdhivtheppossii i e dt -hum-idnase

If Irom the 6'pehion 0 the" Ahntaki .I Pumpgs:se rve s ias' -a ...f 's h :. " "

attractant at I 'f •ofn~t Un f N i 1?.:: -'• !: .: ; ::.;: ;

(b) If so, "AndcAl ;. th s - .0uif'.

7L A

Of. th.t "st

ould t atpors ,,pumps,,- ", ::.

(a) Ha (i) n " E. hae Wsfie: ni rayohrfr efr

4, t.41?

(b)nproof d suah treatment:wa s warraof n1teamie .... •If psoun prdu tsu

... .. . , . 4 . . .4 . , . 4 , . . . ., . .. . , . , .. ... ,. ', ,.

(a asCn dstde a the psibility~j e thto hum and noise

Whatt r'tt te m tni i -bfet Ut.alte1r.?pro

of powr:at ndiate.th o.- i ...nclud"d, the re.ults

A Q1

• ~~~~~~~. . .. . . . . . ... ~ . ...... ... :.: .. . : ,,.

"". - , " .- .. . .

4 ~ ~ ~ ~ .. 4 4 4

.

'62.

(a 10 1to 50:9 fl.0

P'~ Per 0 0 f l1p (a) 10 to 50% of full po er ' (j) 50 to 10% of full.power

(b) 10 to 90% of full pop7er (k) 90 to 10% of full power

(c) 20 to 50% of full 0 r (1) •50 to 20% of full power

..(e) 30,to 50% off, f 50 t o30 of ful p' "ower (f) 30 to 90 of full, POer (o)90 to 30%-of full' iD

* .g)- 50' to"70%" of Pfd1.o r. (rY'7O- t'o 50%of.ower

(h) 50 ,t0 .90% of full r :(q)90 to ,50% of. full power

. (i) 70 . . 90%-of p. er-" - 'r), 90' :to-70%' of full power? -,

.. . . .. IO I..:, :" " h" ' '' . . '- " ' ..- .; . . . .. , " '."- -. ". 63. If Con.Ed. doegt not .ti'ke - , o."-, ' ts e p'antsi,,of, line

indica e ... '" * ". *' te.

(a) those months: .

(b) the '-iini.ium % of ,jthe year and'I- " . (c)- the expected % 'of:the year duringwhich Indian Potnunit

No. must be base laded. in order to meet h e.r

. demands antiip . , . -. ," ' .' '' ..

(ii),:1973,

1974 and)

(iv)1975? a.

64Is it pos'sible to4on ntNo o o operat Indian

" .-tinuousl "fl.ctuatinc.s c.'d: .. h. .....i.. hepo .--es "

.1 ' "'"" ' s " j"" " ' . ..i

(a) on a dail y basis*. >. ' " * ".

-' . .. _' • .,'0. . .... . .. , ! '

(b) on a weekly basis? ' . ... . - .. (c ) o n A w e k l ba s ., -. " ... . .. . vw 'I.. .. . .. . '

(c) on a monthly basis.,", .S ss. - -.

-.4..-,

.4 .44

.4'

44 a

4 '4

4' -. i Set E: Requests for

1Produce the engineering design blueprint (s) frteeitn

cooling .sy(stems at IitNo.' and~n 2. 7

2. Produce a-copy-of. QLAN M"nvironent.Al Effects,-.6 f Bwie

Generati-nq Sta ionv gn Mrh191reerd v1e *Mr '1.1 &r' t

in the-answer to 'questo No~r' 24o St QU Qetions~n nur.

.4.4,.e .,.

3. Produce loq of water veicja htak screens -of Indian

No. An, an S 4 Pontrni N.1 d~Idpa p in t Ufit No. 2 fo all A erlods ' 4h F 'c.t e ~' i h v ,

during ~ hihterja~c' pv been, operatinq. .

414 *414

'A i4 404

pR 44#

:j '

4 4, 4-:4

.4~i ic#4,

444 .0

. Do tm

z,

~4.

44 '.4