EXHIBIT 12.2 ARIZONA PUBLIC SERVICE COMPANY COMPUTATION OF EARNINGS TO FIXED CHARGES ($000'S) Six Months Ended 6/30/02 2001 2000 1999 1998 1997 -------- -------- -------- -------- -------- -------- Earnings: Income from continuing operations ... $ 96,202 $280,688 $306,594 $268,322 $255,247 $251,493 Income taxes ........................ 62,904 183,136 195,665 133,015 133,452 129,986 Fixed charges ....................... 84,096 166,939 179,381 179,088 183,398 189,600 -------- -------- -------- -------- -------- -------- Total earnings ................... $243,202 $630,763 $681,640 $580,425 $572,097 $571,079 ======== ======== ======== ======== ======== ======== Fixed Charges: Interest charges .................... $ 66,337 $130,525 $141,886 $140,948 $144,695 $150,335 Amortization of debt discount ....... 1,340 2,650 2,105 2,084 2,410 2,336 Estimated interest portion of annual rents ..................... 16,419 33,764 35,390 36,056 36,293 36,929 -------- -------- -------- -------- -------- -------- Total fixed charges .............. $ 84,096 $166,939 $179,381 $179,088 $183,398 $189,600 ======== ======== ======== ======== ======== ======== Ratio of Earnings to Fixed Charges (rounded down) ...................... 2.89 3.77 3.79 3.24 3.11 3.01 ======== ======== ======== ======== ======== ========