Exhibit 12.4



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|EXHIBIT 12.4                                                                                                                                                                                  | 
|SOUTHERN CALIFORNIA GAS 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:                                                                                                                                                                                |  |  |                    |  |                    |  |                    |  |                    |  |                    | 
|                                                                                                                                                                                              |  |  |                    |  |                    |  |                    |  |                    |  |                    | 
|Interest                                                                                                                                                                                      |  |  | $               40 |  | $               50 |  | $               72 |  | $               72 |  | $               65 | 
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|Interest portion of annual rentals                                                                                                                                                            |  |  | 2                  |  | 3                  |  | 4                  |  | 3                  |  | 2                  | 
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|Total fixed charges                                                                                                                                                                           |  |  | 42                 |  | 53                 |  | 76                 |  | 75                 |  | 67                 | 
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|Preferred stock dividends (1)                                                                                                                                                                 |  |  | 2                  |  | 2                  |  | 2                  |  | 2                  |  | 2                  | 
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|Combined fixed charges and preferred stock dividends for purpose of ratio                                                                                                                     |  |  | $               44 |  | $               55 |  | $               78 |  | $               77 |  | $               69 | 
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|Earnings:                                                                                                                                                                                     |  |  |                    |  |                    |  |                    |  |                    |  |                    | 
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|Pretax income from continuing operations                                                                                                                                                      |  |  | $             387  |  | $             309  |  | $             397  |  | $             391  |  | $             385  | 
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|Add: Total fixed charges (from above)                                                                                                                                                         |  |  | 42                 |  | 53                 |  | 76                 |  | 75                 |  | 67                 | 
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|Less:  Interest capitalized                                                                                                                                                                   |  |  | -                  |  | -                  |  | 1                  |  | 1                  |  | -                  | 
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|Total earnings for purpose of ratio                                                                                                                                                           |  |  | $             429  |  | $             362  |  | $             472  |  | $             465  |  | $             452  | 
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|Ratio of earnings to combined fixed charges and preferred stock dividends                                                                                                                     |  |  | 9.75               |  | 6.58               |  | 6.05               |  | 6.04               |  | 6.55               | 
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|Ratio of earnings to fixed charges                                                                                                                                                            |  |  | 10.21              |  | 6.83               |  | 6.21               |  | 6.20               |  | 6.75               | 
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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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