Ameren

Article

17 sections

Contents

History
Origins
Ameren history
Ameren Transmission
Service area
Ownership
Taum Sauk pumped storage plant
Environmental issues
Clean Air Act
Electric vehicles
Former manufactured gas plant
Lake of the Ozarks
Labadie Energy Center
Ameren UE Tower
References
External links
Taum Sauk

thumb|Ameren technician replacing a street light

Ameren Corporation is an American power company created December 31, 1997, by the merger of Union Electric Company (formerly NYSE: UEP) of St. Louis, Missouri and the neighboring Central Illinois Public Service Company (CIPSCO Inc. holding, formerly NYSE: CIP) of Springfield, Illinois. It is now a holding company for several power companies and energy companies. The company is based in St. Louis, with 2.4 million electric, and 900,000 natural gas customers across 64,000 square miles in central and eastern Missouri and the southern four-fifths of Illinois by area.