Exhibit 12 SCANA CORPORATION COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES For the Twelve Months Ended June 30, 1994 (Thousands of Dollars) Twelve Months Ended June 30, 1994 Fixed Charges as defined: Interest on long-term debt.............. $100,775 Amortization of debt premium, discount and expense (net)...................... 2,323 Other interest expense.................. 6,246 Interest component of rentals........... 2,896 Total Fixed Charges (A)............. $112,240 Earnings, as defined: Income.................................. $181,341 Income taxes............................ 102,259 Total fixed charges above............... 112,240 Total Earnings (B).................. $395,840 Ratio of Earnings to fixed charges (B/A).. 3.53 18