EXHIBIT 12 APPALACHIAN POWER COMPANY Computation of Consolidated Ratios of Earnings to Fixed Charges (in thousands except ratio data) Year Ended December 31, 1998 1999 2000 2001 2002 Fixed Charges: Interest on First Mortgage Bonds $ 72,057 $ 65,697 $ 56,003 $ 48,441 $ 43,743 Interest on Other Long-term Debt 40,642 50,712 59,559 61,045 67,212 Interest on Short-term Debt 4,245 5,959 8,847 10,722 4,890 Miscellaneous Interest Charges 11,470 8,212 26,284 4,285 6,453 Estimated Interest Element in Lease Rentals 5,900 6,100 6,300 5,800 4,500 Total Fixed Charges $134,314 $136,680 $156,993 $130,293 $126,798 Earnings: Income Before Extraordinary Item $ 93,330 $120,492 $ 64,906 $161,818 $205,492 Plus Federal Income Taxes 43,941 70,950 117,872 81,934 100,974 Plus State Income Taxes 6,845 5,085 15,307 14,789 9,952 Plus Fixed Charges (as above) 134,314 136,680 156,993 130,293 126,798 Total Earnings $278,430 $333,207 $355,078 $388,834 $443,216 Ratio of Earnings to Fixed Charges 2.07 2.43 2.26 2.98 3.49