EXHIBIT 12.01 NEVADA POWER COMPANY Computation of Ratios of Earnings to Fixed Charges (In Thousands) Year Ended December 31, ---------------------------------------------------------- 1996 1995 1994 1993 1992 -------- -------- --------- ------- -------- EARNINGS: Net Income 78,868 76,971 81,870 73,546 56,780 Taxes on Income 44,970 37,790 44,716 39,665 29,223 Net Income Before Income Taxes 123,838 114,761 126,586 113,213 86,003 Fixed Charges 64,509 62,273 60,042 59,437 60,762 -------- -------- -------- -------- -------- Total 188,347 177,034 186,828 172,650 146,765 -------- -------- -------- -------- -------- -------- -------- -------- -------- -------- FIXED CHARGES: Interest Charges 63,548 61,466 58,839 58,699 59,801 One-third Annual Rentals 961 807 1,203 738 961 -------- -------- -------- -------- -------- Total 64,509 62,273 60,042 59,437 60,762 -------- -------- -------- -------- -------- -------- -------- -------- -------- -------- 12 MONTHS RATIO OF EARNINGS TO FIXED CHARGES 2.92 2.84 3.11 2.90 2.42