Exhibit 12.2



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|EXHIBIT 12.2                                                                                                                                                                                  | 
|SAN DIEGO GAS & ELECTRIC COMPANY                                                                                                                                                              | 
|COMPUTATION OF RATIO OF EARNINGS TO COMBINED FIXED CHARGES                                                                                                                                    | 
|AND PREFERRED STOCK DIVIDENDS                                                                                                                                                                 | 
|(Dollars in millions)                                                                                                                                                                         | 
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|                                                                                                                                                                                              |  |                      |  |                      |      |                     |      |                     |      |                     |      |  |      | 
|                                                                                                                                                                                              |  |                      |  |                      | 2004 |                     | 2005 |                     | 2006 |                     | 2007 |  | 2008 | 
|Fixed Charges and Preferred Stock Dividends:                                                                                                                                                  |  |                      |  |                      |      |                     |      |                     |      |                     |     
|                                                                                                                                                                                              |  |                      |  |                      |      |                     |      |                     |      |                     |      |  |      | 
|Interest                                                                                                                                                                                      |  | $                 71 |  | $                 77 |      | $               102 |      | $               105 |      | $               107 |     
|                                                                                                                                                                                              |  |                      |  |                      |      |                     |      |                     |      |                     |      |  |      | 
|Interest portion of annual rentals                                                                                                                                                            |  | 2                    |  | 3                    |      | 3                   |      | 3                   |      | 1                   |     
|                                                                                                                                                                                              |  |                      |  |                      |      |                     |      |                     |      |                     |      |  |      | 
|Total fixed charges                                                                                                                                                                           |  | 73                   |  | 80                   |      | 105                 |      | 108                 |      | 108                 |     
|                                                                                                                                                                                              |  |                      |  |                      |      |                     |      |                     |      |                     |      |  |      | 
|Preferred stock dividends (1)                                                                                                                                                                 |  | 8                    |  | 6                    |      | 8                   |      | 7                   |      | 7                   |     
|                                                                                                                                                                                              |  |                      |  |                      |      |                     |      |                     |      |                     |      |  |      | 
|Combined fixed charges and preferred stock dividends for purpose of ratio                                                                                                                     |  | $                 81 |  | $                 86 |      | $               113 |      | $               115 |      | $               115 |     
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|Earnings:                                                                                                                                                                                     |  |                      |  |                      |      |                     |      |                     |      |                     |      |  |      | 
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|Pretax income from continuing operations                                                                                                                                                      |  | $               361  |  | $               356  |      | $               394 |      | $               423 |      | $               505 |     
|                                                                                                                                                                                              |  |                      |  |                      |      |                     |      |                     |      |                     |      |  |      | 
|Total fixed charges (from above)                                                                                                                                                              |  | 73                   |  | 80                   |      | 105                 |      | 108                 |      | 108                 |     
|                                                                                                                                                                                              |  |                      |  |                      |      |                     |      |                     |      |                     |      |  |      | 
|Less: Minority interest                                                                                                                                                                       |  | -                    |  | -                    |      | -                   |      | 17                  |      | 54                  |     
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|Less: Interest capitalized                                                                                                                                                                    |  | 1                    |  | 1                    |      | 1                   |      | 3                   |      | 13                  |     
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|Total earnings for purpose of ratio                                                                                                                                                           |  | $               433  |  | $               435  |      | $               498 |      | $               511 |      | $               546 |     
|                                                                                                                                                                                              |  |                      |  |                      |      |                     |      |                     |      |                     |      |  |      | 
|Ratio of earnings to combined fixed charges and preferred stock dividends                                                                                                                     |  | 5.35                 |  | 5.06                 |      | 4.41                |      | 4.44                |      | 4.75                |     
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|Ratio of earnings to fixed charges                                                                                                                                                            |  | 5.93                 |  | 5.44                 |      | 4.74                |      | 4.73                |      | 5.06                |     
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|(1)  In computing this ratio, Preferred stock dividends represents the before-tax earnings necessary to pay such dividends, computed at the effective tax rates for the applicable periods. | 
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