|                                                                                                                                                                                                        |  |  |                     |  |                     |  |                     |  |                     |  |                     |  |                            | 
|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |  |  | ------------------- |  | ------------------- |  | ------------------- |  | ------------------- |  | ------------------- |  | -------------------------- | 
|EXHIBIT 12.1                                                                                                                                                                                            | 
|SEMPRA ENERGY                                                                                                                                                                                           | 
|COMPUTATION OF RATIO OF EARNINGS TO COMBINED FIXED CHARGES                                                                                                                                              | 
|AND PREFERRED STOCK DIVIDENDS                                                                                                                                                                           | 
|(Dollars in millions)                                                                                                                                                                                   | 
|                                                                                                                                                                                                        |  |  |                     |  |                     |  |                     |  |                     |  |                     |  |                            | 
|                                                                                                                                                                                                        |  |  |                     |  |                     |  |                     |  |                     |  |                     |  |                            | 
|                                                                                                                                                                                                        |  |  |                     |  |                     |  |                     |  |                     |  |                     |  |                            | 
|                                                                                                                                                                                                        |  |  |                     |  |                     |  |                     |  |                     |  |                     |  |                            | 
|                                                                                                                                                                                                        |  |  | 2004                |  | 2005                |  | 2006                |  | 2007                |  | 2008                |  | March 31, 2009             | 
|Fixed charges and preferred stock dividends:                                                                                                                                                            |  |  |                     |  |                     |  |                     |  |                     |  |                     |  |                            | 
|                                                                                                                                                                                                        |  |  |                     |  |                     |  |                     |  |                     |  |                     |  |                            | 
|Interest                                                                                                                                                                                                |  |  | $               332 |  | $               342 |  | $               413 |  | $               379 |  | $               353 |  | $                      108 | 
|                                                                                                                                                                                                        |  |  |                     |  |                     |  |                     |  |                     |  |                     |  |                            | 
|Interest portion of annual rentals                                                                                                                                                                      |  |  | 4                   |  | 5                   |  | 6                   |  | 6                   |  | 3                   |  | -                          | 
|                                                                                                                                                                                                        |  |  |                     |  |                     |  |                     |  |                     |  |                     |  |                            | 
|Preferred dividends of subsidiaries (1)                                                                                                                                                                 |  |  | 12                  |  | 10                  |  | 15                  |  | 14                  |  | 13                  |  | 3                          | 
|                                                                                                                                                                                                        |  |  |                     |  |                     |  |                     |  |                     |  |                     |  |                            | 
|Total fixed charges                                                                                                                                                                                     |  |  | 348                 |  | 357                 |  | 434                 |  | 399                 |  | 369                 |  | 111                        | 
|                                                                                                                                                                                                        |  |  |                     |  |                     |  |                     |  |                     |  |                     |  |                            | 
|Preferred dividends for purpose of ratio                                                                                                                                                                |  |  | -                   |  | -                   |  | -                   |  | -                   |  | -                   |  | -                          | 
|                                                                                                                                                                                                        |  |  |                     |  |                     |  |                     |  |                     |  |                     |  |                            | 
|Total fixed charges and preferred dividends for purpose of ratio                                                                                                                                        |  |  | $               348 |  | $               357 |  | $               434 |  | $               399 |  | $               369 |  | $                      111 | 
|                                                                                                                                                                                                        |  |  |                     |  |                     |  |                     |  |                     |  |                     |  |                            | 
|Earnings:                                                                                                                                                                                               |  |  |                     |  |                     |  |                     |  |                     |  |                     |  |                            | 
|                                                                                                                                                                                                        |  |  |                     |  |                     |  |                     |  |                     |  |                     |  |                            | 
|Pretax income from continuing operations before adjustment for income or loss from equity investees                                                                                                     |  |  | $            1,079  |  | $               891 |  | $            1,579  |  | $            1,538  |  | $            1,009  |  | $                      258 | 
|                                                                                                                                                                                                        |  |  |                     |  |                     |  |                     |  |                     |  |                     |  |                            | 
|Add:                                                                                                                                                                                                    |  |  |                     |  |                     |  |                     |  |                     |  |                     |  |                            | 
|Total fixed charges (from above)                                                                                                                                                                        |  |  | 348                 |  | 357                 |  | 434                 |  | 399                 |  | 369                 |  | 111                        | 
|                                                                                                                                                                                                        |  |  |                     |  |                     |  |                     |  |                     |  |                     |  |                            | 
|Distributed income of equity investees                                                                                                                                                                  |  |  | 59                  |  | 73                  |  | 431                 |  | 19                  |  | 133                 |  | 317                        | 
|                                                                                                                                                                                                        |  |  |                     |  |                     |  |                     |  |                     |  |                     |  |                            | 
|Less:                                                                                                                                                                                                   |  |  |                     |  |                     |  |                     |  |                     |  |                     |  |                            | 
|Interest capitalized                                                                                                                                                                                    |  |  | 8                   |  | 28                  |  | 58                  |  | 100                 |  | 100                 |  | 22                         | 
|                                                                                                                                                                                                        |  |  |                     |  |                     |  |                     |  |                     |  |                     |  |                            | 
|Preferred dividends of subsidiaries (1)                                                                                                                                                                 |  |  | 10                  |  | 10                  |  | 10                  |  | 10                  |  | 10                  |  | 3                          | 
|                                                                                                                                                                                                        |  |  |                     |  |                     |  |                     |  |                     |  |                     |  |                            | 
|Total earnings for purpose of ratio                                                                                                                                                                     |  |  | $            1,468  |  | $            1,283  |  | $            2,376  |  | $            1,846  |  | $            1,401  |  | $                      661 | 
|                                                                                                                                                                                                        |  |  |                     |  |                     |  |                     |  |                     |  |                     |  |                            | 
|Ratio of earnings to combined fixed charges and preferred stock dividends                                                                                                                               |  |  | 4.22                |  | 3.59                |  | 5.47                |  | 4.63                |  | 3.80                |  | 5.95                       | 
|                                                                                                                                                                                                        |  |  |                     |  |                     |  |                     |  |                     |  |                     |  |                            | 
|Ratio of earnings to fixed charges                                                                                                                                                                      |  |  | 4.22                |  | 3.59                |  | 5.47                |  | 4.63                |  | 3.80                |  | 5.95                       | 
|                                                                                                                                                                                                        |  |  |                     |  |                     |  |                     |  |                     |  |                     |  |                            | 
|(1)  In computing this ratio, Preferred dividends of subsidiaries represents the before-tax earnings necessary to pay such dividends, computed at the effective tax rates for the applicable periods. | 
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