INDEPENDENT AUDITORS' CONSENT

We consent to the  incorporation  by reference in  Registration  Statement  Nos.
33-51085, 33-57822, 333-27551 and 333-58445 of Arizona Public Service Company on
Form S-3 and in Registration  Statement No.  333-46161 of Arizona Public Service
Company on Form S-8 of our report dated March 4, 1999,  appearing in this Annual
Report  on Form  10-K of  Arizona  Public  Service  Company  for the year  ended
December 31, 1998.


DELOITTE & TOUCHE LLP

DELOITTE & TOUCHE LLP

Phoenix, Arizona

March 26, 1999