1 EXHIBIT 99.1 WASHINGTON GAS LIGHT COMPANY COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES AND PREFERRED STOCK DIVIDENDS TWELVE MONTHS ENDED MARCH 31, 1995 (Unaudited) (Dollars in Thousands) FIXED CHARGES AND PRE-TAX PREFERRED STOCK DIVIDENDS: Interest Expense................................................ $ 30,896 Amortization of Debt Premium, Discount and Expense.............. 358 Interest Component of Rentals................................... 20 ----------- Total Fixed Charges................................. 31,274 Pre-tax Preferred Dividends.................................... 2,101 ----------- Total............................................... $ 33,375 =========== Preferred Dividends............................................. $ 1,334 Effective Income Tax Rate....................................... .3652 Complement of Effective Income Tax Rate (1 - Tax Rate).......... .6348 Pre-Tax Preferred Dividends..................................... $ 2,101 =========== EARNINGS: Net Income...................................................... $ 56,413 Add: Income Taxes Applicable to Operating Income......... 31,770 Income Taxes Applicable to Other Income - Net....... 681 Total Fixed Charges................................. 31,274 ----------- Total Earnings.................................................. $ 120,138 =========== Ratio of Earnings to Fixed Charges and Preferred Stock Dividends........................... 3.6 =========== 16