Exhibit 12 ---------- SOUTH JERSEY INDUSTRIES, INC. Calculation of Ratio of Earnings from Continuing Operations to Fixed Charges (Before Federal Income Taxes) (IN THOUSANDS) Fiscal Year Ended December 31, ------------------------------------------------------------ 1997 1996 1995 1994 1993 ------------------------------------------------------------ Net Income* $18,429 $18,265 $14,874 $10,209 $14,455 Federal Income Taxes, 10,716 10,155 8,753 5,400 7,282 Fixed Charges** 20,320 20,408 20,442 15,402 14,906 Capitalized Interest (107) (114) (98) (120) (191) ------------------------------------------------------------ Total Available $49,358 $48,714 $43,971 $30,891 $36,452 ============================================================ Total Available 2.4x 2.4x 2.2x 2.0x 2.5x - --------------------- Fixed Charges <FN> * Net Income before Discontinued Operations and Cumulative Effect of a Change in Accounting Principle. ** Includes interest and preferred securities dividend requirements of a subsidiary. </FN>