1. Energy Savings SDG&E and SoCalGas ESAP Workshop 2 October 19, 2011

2. SAN DIEGO GAS & ELECTRIC

3. Annual Energy Savings and Costs by Measure Categories Proposed Average Year for PY2012 to 2014 Actual Average Year for PY2009 to 2011

4. SDG&E PY2012 to PY2014 Avg Year Measure Categories Total Annual kWh Savings Total Annual Therms Savings Cost Appliances2,737,46152,836 $ 4,556,236 Domestic Hot Water135,178153,136 $ 1,604,000 Enclosure150,69932,892 $ 3,231,299 HVAC4,22112,732 $ 1,518,190 Maintenance7,63532,131 $ 545,936 Lighting4,290,2680 $ 2,654,027 Miscellaneous750,0000 $ 463,500 Total8,075,462283,727 $ 14,573,188 Souce: Table A-2, A-4 from PY2012 to 2014 Application, Average Year Homes treated: SF: 10,236MF: 8,243MH: 1,521 Total: 20,000

5. SDG&E PY2009 to PY2011 Avg Year Measure Categories Total Annual kWh Savings Total Annual Therms Savings Cost Appliances 1,977,15134,595 $ 2,044,050 Domestic Hot Water 309,647270,558 $ 1,736,056 Enclosure 194,15573,719 $ 4,168,767 HVAC 67,70532,085 $ 1,586,224 Maintenance 8,31014,678 $ 561,261 Lighting 4,720,5860 $ 2,718,596 Miscellaneous Total 7,277,554425,634 $ 12,814,953 Souce: Table A-2, A-8 from PY2010 Annual Reprt Homes treated: SF: 10,139MF: 10,380MH: 1,074 Total: 21,593

6. Annual Energy Savings, Units Installed and Costs by Measure Proposed Average Year for PY2012 to 2014 (used 2012) Actual Average Year for PY2009 to 2011 (used 2010)

7. MeasuresUnits Quantity Installed kWh (Annual) Therms (Annual) Proposed Expenses Appliances High Efficiency Clothes WasherEach 1,467 21,453 52,836 $ 948,270 RefrigeratorsEach 3,608 2,473,186 - $ 3,697,075 MicrowavesEach 607 424,178 - $ 56,298 Domestic Hot Water Water Heater BlanketHome 870 731 2,805 $ 47,218 Low Flow Shower HeadHome 14,491 17,274 44,359 $ 883,404 Water Heater Pipe InsulationHome 1,790 2,070 3,288 $ 7,297 Faucet AeratorHome 15,192 10,564 27,366 $ 216,278 WaterHeater Repair/Replacement Each 48 - - $ 44,449 Thermostatic Shower ValveEach 5,800 104,538 75,317 $ 359,077 SDG&E Proposed PY2012 (From App. Table A-2)

8. Enclosure Air SealingHome 12,949 149,832 31,017 $ 2,650,156 Attic InsulationHome 551 866 1,875 $ 487,915 HVAC FAU Pilot Light ConversionEach 300 - 12,732 $ 91,980 Furnace Repair/ReplacementEach 2,564 - - $ 1,017,979 Room A/C ReplacementEach 437 4,221 - $ 364,241 Maintenance Furnace Clean and TuneHome 9,120 - 32,131 $ 526,039 Central A/C Tune-upHome 32 7,635 - $ 4,146 Lighting CFLsEach 101,707 1,865,959 - $ 722,830 Interior Hard wired CFL fixturesEach 11,474 559,007 - $ 892,726 Exterior Hard wired CFL fixturesEach 2,773 130,858 - $ 158,752 TorchiereEach 6,405 1,223,444 - $ 640,922 LED Night LightsEach 50,000 511,000 - $ 162,225 Miscellaneous Smart StripEach 10,000 750,000 - $ 450,000 MeasuresUnits Quantity Installed kWh (Annual) Therms (Annual) Proposed Expenses SDG&E Proposed PY2012 (From App. Table A-2), continued

9. MeasuresUnitsQtykWhTherms Expenses FurnacesEach2,115 04,132 $ 936,437 A/C Replacement - RoomEach499 26,5300 $ 453,806 A/C Tune-up - CentralEach40 8,3100 $ 5,000 Envelope and Air Sealing MeasuresHome16,313 191,67346,451 $ 3,433,315 Duct SealingHome742 41,17514,051 $ 90,693 Attic InsulationHome775 2,48227,268 $ 735,452 Water Heater Conservation MeasuresHome17,330 195,134182,796 $ 1,281,788 Water Heater Replacement - GasEach72 0871 $ 65,280 CFLsEach110,806 1,772,8960 $ 700,180 Interior Hard wired CFL fixturesEach11,313 721,7690 $ 828,195 Exterior Hard wired CFL fixturesEach3,537 00 $ 190,593 TorchiereEach8,994 1,717,8540 $ 846,942 Refrigerators -PrimaryEach1,953 1,458,6830 $ 1,356,993 Forced Air Unit Pilot Change OutEach331 013,902 $ 105,288 Furnace Clean and TuneEach9,048 014,678 $ 556,261 High Efficiency Clothes WasherEach971 19,81034,595 $ 609,293 MicrowaveEach714 498,6580 $ 77,765 Thermostatic Shower ValveEach6,676 114,51386,890 $ 388,988 LED Night LightsEach49,713 508,0670 $ 152,686 SDG&E Completed PY2010 (From Annual Report Table 2)

10. SOUTHERN CA GAS CO.

11. Annual Energy Savings and Costs by Measure Categories Proposed Average Year for PY2012 to 2014 Actual Average Year for PY2009 to 2011

12. SoCalGas PY2012 to PY2014 Avg Yr Homes treated: SF: 71,146MF: 22,374MH: 6,730 Total: 100,249 Measure Categories Total Annual Therms Savings Cost Appliances224,590 $ 4,689,312 Domestic Hot Water1,451,434 $ 12,132,721 Enclosure390,070 $ 26,174,054 HVAC486,991 $ 13,969,408 Maintenance72,571 $ 2,000,474 Lighting0 $ - Miscellaneous0 $ - Total2,625,656 $ 58,965,970 Souce: Table A-2, A-4 from PY2012 to 2014 Application, Average Year

13. SoCalGas PY2009 to PY2011 Avg Yr Homes treated: SF: 86,067MF: 27,066MH: 8,141 Total: 121,274 Measure Categories Total 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

14. Annual Energy Savings, Units Installed and Costs by Measure Proposed Average Year for PY2012 to 2014 (used 2012) Actual Average Year for PY2009 to 2011 (used 2010)

15. MeasuresUnitsQty Therms (Annual) Proposed Expenses Appliances High Efficiency Clothes WasherEach 5,705 211,085 $ 4,273,045 Domestic Hot Water Water Heater Conservation MeasuresHome Water Heater BlanketHome 6,917 42,024 $ 457,920 Low Flow Shower HeadHome 91,359 519,310 $ 3,714,350 Water Heater Pipe InsulationHome 6,188 13,831 $ 239,293 Faucet AeratorHome 83,064 173,744 $ 1,296,837 Water Heater Repair/ReplacementEach 7,778 - $ 2,023,377 Thermostatic Shower ValveEach 103,985 956,673 $ 6,321,660 Enclosure Envelope and Air SealingHome 122,650 444,978 $ 28,990,478 Attic InsulationHome 1,037 13,394 $ 992,414 HVAC FAU Standing Pilot Light ConversionEach 13,484 572,264 $ 4,393,060 Furnace Repair/ReplacementEach 11,757 - $ 11,660,564 Maintenance Furnace Clean and TuneHome 37,996 85,271 $ 2,303,685 SoCalGas Proposed PY2012 (From App. Table A-2)

16. MeasuresUnitsQtyTherms Expenses FurnacesEach 9,948 25,396 9,653,055 Envelope and Air Sealing MeasuresHome 98,551 593,512 24,716,017 Duct SealingHome 1,966 41,360 2,302,566 Attic InsulationHome 6,399 268,055 5,720,347 Water Heater ConservationHome 101,776 1,341,841 4,851,776 Water Heater Replacement - GasEach 1,212 14,665 1,220,909 Forced Air Unit Pilot Change OutEach 133 5,852 40,707 Furnace Clean and TuneEach 11,939 33,683 752,725 High Efficiency Clothes WasherEach 79 2,923 61,246 SoCalGas Completed PY2010 (From Annual Report Table 2)