Union Electric Company

Two years later, the renamed Union Electric Company built the 36 MW coal-fired Ashley Street Plant in the city's Near North Riverfront region to provide steam heat to downtown St. Louis.

By 1906, Union Electric Company was a publicly traded stock and began to pay a cash dividend to shareholders, which it paid every year until the 1997 merger.

[2] In 1919, the Shubert-Jefferson Theatre in the Union Electric building hosted a post-war national caucus in which the American Legion was born.

In 1929, UE completed Bagnell Dam on the Osage River, creating the Lake of the Ozarks with 1,400 miles of shoreline and a power station that generated almost 175 megawatts of hydroelectricity.

[2] The associated Union Electric Administration Building-Lakeside was constructed in 1930; it was added to the National Register of Historic Places in 1998, with a boundary increase in 2011.

[10] North American Company was broken up by the Securities and Exchange Commission after the United States Supreme Court decision of April 1, 1946.

[2] In December 2005, a large section of the dam containing the plant's upper reservoir failed, draining over a billion gallons of water in less than half an hour.