Consent of Independent Accountants


We  hereby  consent  to the  incorporation  by  reference  in  the  Registration
Statement  on Form S-8  (No. 333-43737)  and Form S-3 (No.  33-43721)  of Ameren
Corporation of our report dated June 25, 1999 on the financial statements of the
Ameren Corporation Savings Investment Plan for the year ended December 31, 1998,
which is included in this Form 11-K






/s/ PricewaterhouseCoopers LLP
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PricewaterhouseCoopers LLP

St. Louis, Missouri
June 29, 1999