Exhibit 23(a)



INDEPENDENT AUDITORS' CONSENT



We consent to the  incorporation  by reference in  Registration  Statement  Nos.
333-33284 and 333-00973 of Public Service Company of Oklahoma on Form S-3 of our
reports dated February 22, 2002,  appearing in and  incorporated by reference in
this Annual  Report on Form 10-K of Public  Service  Company of Oklahoma for the
year ended December 31, 2001.


/s/ Deloitte & Touche LLP

Deloitte & Touche LLP
Columbus, Ohio
March 28, 2002