Energy SavingsSDG&E and SoCalGas

ESAP Workshop 2

October 19, 2011

SAN DIEGO GAS & ELECTRIC

Annual Energy Savings and Costs

by Measure CategoriesProposed Average Year for PY2012 to 2014

Actual Average Year for PY2009 to 2011

SDG&E PY2012 to PY2014 Avg YearMeasure Categories Total Annual

kWh Savings

Total Annual Therms Savings

Cost

Appliances 2,737,461 52,836 $ 4,556,236 Domestic Hot Water 135,178 153,136 $ 1,604,000 Enclosure 150,699 32,892 $ 3,231,299 HVAC 4,221 12,732 $ 1,518,190 Maintenance 7,635 32,131 $ 545,936 Lighting 4,290,268 0 $ 2,654,027 Miscellaneous 750,000 0 $ 463,500 Total 8,075,462 283,727 $ 14,573,188

Souce: Table A-2, A-4 from PY2012 to 2014 Application, Average Year

Homes treated: SF: 10,236 MF: 8,243 MH: 1,521Total: 20,000

SDG&E PY2009 to PY2011 Avg YearMeasure Categories Total Annual

kWh Savings

Total Annual Therms Savings

Cost

Appliances 1,977,151 34,595 $ 2,044,050 Domestic Hot Water 309,647 270,558 $ 1,736,056 Enclosure 194,155 73,719 $ 4,168,767 HVAC 67,705 32,085 $ 1,586,224 Maintenance 8,310 14,678 $ 561,261 Lighting 4,720,586 0 $ 2,718,596 Miscellaneous Total 7,277,554 425,634 $ 12,814,953

Souce: Table A-2, A-8 from PY2010 Annual Reprt

Homes treated: SF: 10,139 MF: 10,380 MH: 1,074Total: 21,593

Annual Energy Savings, Units Installed and Costs

by MeasureProposed Average Year for PY2012 to 2014 (used 2012)

Actual Average Year for PY2009 to 2011 (used 2010)

Measures UnitsQuantityInstalled

kWh (Annual)

Therms (Annual)

Proposed Expenses

Appliances

High Efficiency Clothes Washer Each

1,467

21,453

52,836 $ 948,270

Refrigerators Each

3,608

2,473,186

- $ 3,697,075

Microwaves Each

607

424,178

- $ 56,298

Domestic Hot Water

Water Heater Blanket Home

870

731

2,805 $ 47,218

Low Flow Shower Head Home

14,491

17,274

44,359 $ 883,404

Water Heater Pipe Insulation Home

1,790

2,070

3,288 $ 7,297

Faucet Aerator Home

15,192

10,564

27,366 $ 216,278

WaterHeater Repair/Replacement

Each 48 -

- $ 44,449

Thermostatic Shower Valve Each

5,800

104,538

75,317 $ 359,077

SDG&E Proposed PY2012 (From App. Table A-2)

Enclosure

Air Sealing Home 12,949 149,832 31,017 $ 2,650,156

Attic Insulation Home 551 866 1,875 $ 487,915

HVAC

FAU Pilot Light Conversion Each 300 - 12,732 $ 91,980

Furnace Repair/Replacement Each 2,564 - - $ 1,017,979

Room A/C Replacement Each 437 4,221 - $ 364,241

Maintenance

Furnace Clean and Tune Home 9,120 - 32,131 $ 526,039

Central A/C Tune-up Home 32 7,635 - $ 4,146

Lighting

CFLs Each 101,707

1,865,959 - $ 722,830

Interior Hard wired CFL fixtures Each 11,474 559,007 - $ 892,726

Exterior Hard wired CFL fixtures Each 2,773 130,858 - $ 158,752

Torchiere Each 6,405

1,223,444 - $ 640,922

LED Night Lights Each 50,000 511,000 - $ 162,225

Miscellaneous

Smart Strip Each 10,000 750,000 - $ 450,000

Measures UnitsQuantityInstalled

kWh (Annual)

Therms (Annual)

Proposed Expenses

SDG&E Proposed PY2012 (From App. Table A-2), continued

Measures Units Qty kWh Therms Expenses Furnaces Each 2,115 0 4,132 $ 936,437

A/C Replacement - Room Each 499 26,530 0 $ 453,806

A/C Tune-up - Central Each 40 8,310 0 $ 5,000

Envelope and Air Sealing Measures Home 16,313 191,673 46,451 $ 3,433,315

Duct Sealing Home 742 41,175 14,051 $ 90,693

Attic Insulation Home 775 2,482 27,268 $ 735,452

Water Heater Conservation Measures Home 17,330 195,134 182,796 $ 1,281,788

Water Heater Replacement - Gas Each 72 0 871 $ 65,280

CFLs Each 110,806 1,772,896 0 $ 700,180

Interior Hard wired CFL fixtures Each 11,313 721,769 0 $ 828,195

Exterior Hard wired CFL fixtures Each 3,537 0 0 $ 190,593

Torchiere Each 8,994 1,717,854 0 $ 846,942

Refrigerators -Primary Each 1,953 1,458,683 0 $ 1,356,993

Forced Air Unit Pilot Change Out Each 331 0 13,902 $ 105,288

Furnace Clean and Tune Each 9,048 0 14,678 $ 556,261

High Efficiency Clothes Washer Each 971 19,810 34,595 $ 609,293

Microwave Each 714 498,658 0 $ 77,765

Thermostatic Shower Valve Each 6,676 114,513 86,890 $ 388,988

LED Night Lights Each 49,713 508,067 0 $ 152,686

SDG&E Completed PY2010 (From Annual Report Table 2)

SOUTHERN CA GAS CO.

Annual Energy Savings and Costs

by Measure CategoriesProposed Average Year for PY2012 to 2014

Actual Average Year for PY2009 to 2011

SoCalGas PY2012 to PY2014 Avg Yr

Homes treated: SF: 71,146 MF: 22,374 MH: 6,730Total: 100,249

Measure CategoriesTotal Annual

Therms Savings

Cost

Appliances 224,590 $ 4,689,312 Domestic Hot Water 1,451,434 $ 12,132,721

Enclosure 390,070 $ 26,174,054

HVAC 486,991 $ 13,969,408 Maintenance 72,571 $ 2,000,474 Lighting 0 $ - Miscellaneous 0 $ - Total 2,625,656 $ 58,965,970

Souce: Table A-2, A-4 from PY2012 to 2014 Application, Average Year

SoCalGas PY2009 to PY2011 Avg Yr

Homes treated: SF: 86,067 MF: 27,066 MH: 8,141Total: 121,274

Measure CategoriesTotal Annual

Therms Savings

Cost

Appliances 2,923 $ 61,246 Domestic Hot Water 1,356,506 $ 6,072,685 Enclosure 861,567 $ 30,436,364 HVAC 72,607 $ 11,996,328 Maintenance 33,683 $ 752,725 Lighting Miscellaneous Total 2,327,287 $ 49,319,348

Souce: Table A-2, A-8 from PY2010 Annual Report

Annual Energy Savings, Units Installed and Costs

by MeasureProposed Average Year for PY2012 to 2014 (used 2012)

Actual Average Year for PY2009 to 2011 (used 2010)

Measures Units QtyTherms (Annual)

Proposed Expenses

AppliancesHigh Efficiency Clothes Washer Each 5,705 211,085 $ 4,273,045 Domestic Hot WaterWater Heater Conservation Measures Home      Water Heater Blanket Home 6,917 42,024 $ 457,920 Low Flow Shower Head Home 91,359 519,310 $ 3,714,350 Water Heater Pipe Insulation Home 6,188 13,831 $ 239,293 Faucet Aerator Home 83,064 173,744 $ 1,296,837 Water Heater Repair/Replacement Each 7,778 - $ 2,023,377 Thermostatic Shower Valve Each 103,985 956,673 $ 6,321,660 EnclosureEnvelope and Air Sealing Home 122,650 444,978 $ 28,990,478 Attic Insulation Home 1,037 13,394 $ 992,414 HVACFAU Standing Pilot Light Conversion Each 13,484 572,264 $ 4,393,060 Furnace Repair/Replacement Each 11,757 - $ 11,660,564 MaintenanceFurnace Clean and Tune Home 37,996 85,271 $ 2,303,685          

SoCalGas Proposed PY2012 (From App. Table A-2)

Measures Units Qty Therms Expenses

Furnaces Each

9,948

25,396

9,653,055

Envelope and Air Sealing Measures Home

98,551

593,512

24,716,017

Duct Sealing Home

1,966

41,360

2,302,566

Attic Insulation Home

6,399

268,055

5,720,347

Water Heater Conservation Home

101,776

1,341,841

4,851,776

Water Heater Replacement - Gas Each

1,212

14,665

1,220,909

Forced Air Unit Pilot Change Out Each

133 5,852

40,707

Furnace Clean and Tune Each

11,939

33,683 752,725

High Efficiency Clothes Washer Each

79 2,923

61,246

SoCalGas Completed PY2010 (From Annual Report Table 2)