| Recurring Fair Value Measures Table |
| RECURRING FAIR VALUE MEASURES – SEMPRA ENERGY CONSOLIDATED | | (Dollars in millions) | | Fair value at March 31, 2016 | | | Level 1 | | Level 2 | | Level 3 | | Netting(1) | | Total | | Assets: | | | | | | | | | | | | Nuclear decommissioning trusts: | | | | | | | | | | | | Equity securities | $ | 623 | $ | ― | $ | ― | $ | ― | $ | 623 | | Debt securities: | | | | | | | | | | | | Debt securities issued by the U.S. Treasury and other | | | | | | | | | | | | U.S. government corporations and agencies | | 62 | | 43 | | ― | | ― | | 105 | | Municipal bonds | | ― | | 156 | | ― | | ― | | 156 | | Other securities | | ― | | 190 | | ― | | ― | | 190 | | Total debt securities | | 62 | | 389 | | ― | | ― | | 451 | | Total nuclear decommissioning trusts(2) | | 685 | | 389 | | ― | | ― | | 1,074 | | Interest rate and foreign exchange instruments | | ― | | 8 | | ― | | ― | | 8 | | Commodity contracts not subject to rate recovery | | 1 | | 19 | | ― | | 20 | | 40 | | Commodity contracts subject to rate recovery | | ― | | 1 | | 68 | | 32 | | 101 | | Total | $ | 686 | $ | 417 | $ | 68 | $ | 52 | $ | 1,223 | | | | | | | | | | | | | | Liabilities: | | | | | | | | | | | | Interest rate and foreign exchange instruments | $ | ― | $ | 181 | $ | ― | $ | ― | $ | 181 | | Commodity contracts not subject to rate recovery | | 3 | | 6 | | ― | | (7) | | 2 | | Commodity contracts subject to rate recovery | | ― | | 67 | | 57 | | (55) | | 69 | | Total | $ | 3 | $ | 254 | $ | 57 | $ | (62) | $ | 252 | | | | | | | | | | | | | Fair value at December 31, 2015 | | | Level 1 | | Level 2 | | Level 3 | | Netting(1) | | Total | | Assets: | | | | | | | | | | | | Nuclear decommissioning trusts: | | | | | | | | | | | | Equity securities | $ | 619 | $ | ― | $ | ― | $ | ― | $ | 619 | | Debt securities: | | | | | | | | | | | | Debt securities issued by the U.S. Treasury and other | | | | | | | | | | | | U.S. government corporations and agencies | | 47 | | 44 | | ― | | ― | | 91 | | Municipal bonds | | ― | | 156 | | ― | | ― | | 156 | | Other securities | | ― | | 182 | | ― | | ― | | 182 | | Total debt securities | | 47 | | 382 | | ― | | ― | | 429 | | Total nuclear decommissioning trusts(2) | | 666 | | 382 | | ― | | ― | | 1,048 | | Interest rate and foreign exchange instruments | | ― | | 5 | | ― | | ― | | 5 | | Commodity contracts not subject to rate recovery | | 22 | | 16 | | ― | | (4) | | 34 | | Commodity contracts subject to rate recovery | | ― | | 1 | | 72 | | 28 | | 101 | | Total | $ | 688 | $ | 404 | $ | 72 | $ | 24 | $ | 1,188 | | | | | | | | | | | | | | Liabilities: | | | | | | | | | | | | Interest rate and foreign exchange instruments | $ | ― | $ | 171 | $ | ― | $ | ― | $ | 171 | | Commodity contracts not subject to rate recovery | | 5 | | 3 | | ― | | (4) | | 4 | | Commodity contracts subject to rate recovery | | ― | | 68 | | 53 | | (54) | | 67 | | Total | $ | 5 | $ | 242 | $ | 53 | $ | (58) | $ | 242 | | (1) | Includes the effect of the contractual ability to settle contracts under master netting agreements and with cash collateral, as well as cash collateral not offset. | | (2) | Excludes cash balances and cash equivalents. | | | | | | | | | | |
| RECURRING FAIR VALUE MEASURES – SDG&E | | (Dollars in millions) | | Fair value at March 31, 2016 | | | Level 1 | | Level 2 | | Level 3 | | Netting(1) | | Total | | Assets: | | | | | | | | | | | | Nuclear decommissioning trusts: | | | | | | | | | | | | Equity securities | $ | 623 | $ | ― | $ | ― | $ | ― | $ | 623 | | Debt securities: | | | | | | | | | | | | Debt securities issued by the U.S. Treasury and other | | | | | | | | | | | | U.S. government corporations and agencies | | 62 | | 43 | | ― | | ― | | 105 | | Municipal bonds | | ― | | 156 | | ― | | ― | | 156 | | Other securities | | ― | | 190 | | ― | | ― | | 190 | | Total debt securities | | 62 | | 389 | | ― | | ― | | 451 | | Total nuclear decommissioning trusts(2) | | 685 | | 389 | | ― | | ― | | 1,074 | | Commodity contracts not subject to rate recovery | | ― | | ― | | ― | | 2 | | 2 | | Commodity contracts subject to rate recovery | | ― | | ― | | 68 | | 30 | | 98 | | Total | $ | 685 | $ | 389 | $ | 68 | $ | 32 | $ | 1,174 | | | | | | | | | | | | | | Liabilities: | | | | | | | | | | | | Interest rate instruments | $ | ― | $ | 39 | $ | ― | $ | ― | $ | 39 | | Commodity contracts not subject to rate recovery | | 1 | | ― | | ― | | (1) | | ― | | Commodity contracts subject to rate recovery | | ― | | 66 | | 57 | | (55) | | 68 | | Total | $ | 1 | $ | 105 | $ | 57 | $ | (56) | $ | 107 | | | | | | | | | | | | | Fair value at December 31, 2015 | | | Level 1 | | Level 2 | | Level 3 | | Netting(1) | | Total | | Assets: | | | | | | | | | | | | Nuclear decommissioning trusts: | | | | | | | | | | | | Equity securities | $ | 619 | $ | ― | $ | ― | $ | ― | $ | 619 | | Debt securities: | | | | | | | | | | | | Debt securities issued by the U.S. Treasury and other | | | | | | | | | | | | U.S. government corporations and agencies | | 47 | | 44 | | ― | | ― | | 91 | | Municipal bonds | | ― | | 156 | | ― | | ― | | 156 | | Other securities | | ― | | 182 | | ― | | ― | | 182 | | Total debt securities | | 47 | | 382 | | ― | | ― | | 429 | | Total nuclear decommissioning trusts(2) | | 666 | | 382 | | ― | | ― | | 1,048 | | Commodity contracts not subject to rate recovery | | ― | | ― | | ― | | 1 | | 1 | | Commodity contracts subject to rate recovery | | ― | | ― | | 72 | | 27 | | 99 | | Total | $ | 666 | $ | 382 | $ | 72 | $ | 28 | $ | 1,148 | | | | | | | | | | | | | | Liabilities: | | | | | | | | | | | | Interest rate instruments | $ | ― | $ | 37 | $ | ― | $ | ― | $ | 37 | | Commodity contracts not subject to rate recovery | | 1 | | ― | | ― | | (1) | | ― | | Commodity contracts subject to rate recovery | | ― | | 67 | | 53 | | (54) | | 66 | | Total | $ | 1 | $ | 104 | $ | 53 | $ | (55) | $ | 103 | | (1) | Includes the effect of the contractual ability to settle contracts under master netting agreements and with cash collateral, as well as cash collateral not offset. | | (2) | Excludes cash balances and cash equivalents. | | | | | | | | | | |
| RECURRING FAIR VALUE MEASURES – SOCALGAS | | (Dollars in millions) | | | Fair value at March 31, 2016 | | | | Level 1 | | Level 2 | | Level 3 | | Netting(1) | | Total | | Assets: | | | | | | | | | | | | Commodity contracts not subject to rate recovery | $ | ― | $ | ― | $ | ― | $ | 1 | $ | 1 | | Commodity contracts subject to rate recovery | | ― | | 1 | | ― | | 2 | | 3 | | Total | $ | ― | $ | 1 | $ | ― | $ | 3 | $ | 4 | | | | | | | | | | | | | | Liabilities: | | | | | | | | | | | | Commodity contracts not subject to rate recovery | $ | 1 | $ | ― | $ | ― | $ | (1) | $ | ― | | Commodity contracts subject to rate recovery | | ― | | 1 | | ― | | ― | | 1 | | Total | $ | 1 | $ | 1 | $ | ― | $ | (1) | $ | 1 | | | | | | | | | | | | | | | Fair value at December 31, 2015 | | | | Level 1 | | Level 2 | | Level 3 | | Netting(1) | | Total | | Assets: | | | | | | | | | | | | Commodity contracts subject to rate recovery | $ | ― | $ | 1 | $ | ― | $ | 1 | $ | 2 | | Total | $ | ― | $ | 1 | $ | ― | $ | 1 | $ | 2 | | | | | | | | | | | | | | Liabilities: | | | | | | | | | | | | Commodity contracts not subject to rate recovery | $ | 1 | $ | ― | $ | ― | $ | (1) | $ | ― | | Commodity contracts subject to rate recovery | | ― | | 1 | | ― | | ― | | 1 | | Total | $ | 1 | $ | 1 | $ | ― | $ | (1) | $ | 1 | | (1) | Includes the effect of the contractual ability to settle contracts under master netting agreements and with cash collateral, as well as cash collateral not offset. |
|
| Fair Value of Financial Instruments Table |
| FAIR VALUE OF FINANCIAL INSTRUMENTS | | (Dollars in millions) | | | March 31, 2016 | | | Carrying | | Fair value | | | amount | | Level 1 | Level 2 | Level 3 | Total | | Sempra Energy Consolidated: | | | | | | | | | | | | | Noncurrent due from unconsolidated affiliates(1) | $ | 173 | | $ | ― | $ | 92 | $ | 72 | $ | 164 | | Total long-term debt(2)(3) | | 13,761 | | | ― | | 14,363 | | 652 | | 15,015 | | Preferred stock of subsidiary | | 20 | | | ― | | 23 | | ― | | 23 | | SDG&E: | | | | | | | | | | | | | Total long-term debt(3)(4) | $ | 4,285 | | $ | ― | $ | 4,517 | $ | 312 | $ | 4,829 | | SoCalGas: | | | | | | | | | | | | | Total long-term debt(5) | $ | 2,513 | | $ | ― | $ | 2,731 | $ | ― | $ | 2,731 | | Preferred stock | | 22 | | | ― | | 25 | | ― | | 25 | | | | | | | | | | | | | | | | December 31, 2015 | | | Carrying | | Fair value | | | amount | | Level 1 | Level 2 | Level 3 | Total | | Sempra Energy Consolidated: | | | | | | | | | | | | | Noncurrent due from unconsolidated affiliates(1) | $ | 175 | | $ | ― | $ | 97 | $ | 69 | $ | 166 | | Total long-term debt(2)(3) | | 13,761 | | | ― | | 13,985 | | 648 | | 14,633 | | Preferred stock of subsidiary | | 20 | | | ― | | 23 | | ― | | 23 | | SDG&E: | | | | | | | | | | | | | Total long-term debt(3)(4) | $ | 4,304 | | $ | ― | $ | 4,355 | $ | 315 | $ | 4,670 | | SoCalGas: | | | | | | | | | | | | | Total long-term debt(5) | $ | 2,513 | | $ | ― | $ | 2,621 | $ | ― | $ | 2,621 | | Preferred stock | | 22 | | | ― | | 25 | | ― | | 25 | | (1) | Excluding accumulated interest outstanding of $13 million and $11 million at March 31, 2016 and December 31, 2015, respectively. | | (2) | Before reductions for unamortized discount (net of premium) and debt issuance costs of $106 million and $107 million at March 31, 2016 and December 31, 2015, respectively, and excluding build-to-suit and capital lease obligations of $386 million and $387 million at March 31, 2016 and December 31, 2015, respectively. We discuss our long-term debt in Note 6 above and in Note 5 of the Notes to Consolidated Financial Statements in the Annual Report. | | (3) | Level 3 instruments include $312 million and $315 million at March 31, 2016 and December 31, 2015, respectively, related to Otay Mesa VIE. | | (4) | Before reductions for unamortized discount and debt issuance costs of $43 million at March 31, 2016 and December 31, 2015, and excluding capital lease obligations of $243 million and $244 million at March 31, 2016 and December 31, 2015, respectively. | | (5) | Before reductions for unamortized discount and debt issuance costs of $24 million at March 31, 2016 and December 31, 2015, and excluding capital lease obligations of $1 million at March 31, 2016 and December 31, 2015. |
|
| Fair Value Measurements, Nonrecurring Table |
| NON-RECURRING FAIR VALUE MEASURES – SEMPRA ENERGY CONSOLIDATED | | (Dollars in millions) | | Estimated | | Fair | % of | Inputs used to | | | fair | | value | fair value | develop | Range of | | value | Valuation technique | hierarchy | measurement | measurement | inputs | | Investment in | | | | | | | | | | Rockies Express | $ | 440 | (1) | Market approach | Level 2 | 100% | Equity sale price | 100% | | (1) | At measurement date of March 29, 2016. At March 31, 2016, our investment in Rockies Express had a carrying value of $436 million, reflecting subsequent equity method activity to record a distribution. |
|