Exhibit 12 SCANA CORPORATION COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES For the Twelve Months Ended September 30, 1994 (Thousands of Dollars) Twelve Months Ended September 30, 1994 Fixed Charges as defined: Interest on long-term debt.............. $103,211 Amortization of debt premium, discount and expense (net)...................... 2,338 Other interest expense.................. 6,286 Interest component of rentals........... 2,840 Total Fixed Charges (A)............. $114,675 Earnings, as defined: Income.................................. $166,537 Income taxes............................ 86,134 Total fixed charges above............... 114,675 Total Earnings (B).................. $367,346 Ratio of Earnings to fixed charges (B/A).. 3.20 41