U.S.
Illinois American Water Completes Major Improvements, Enhancements to Regional Water Treatment Plant Near East St. Louis
In 2025, Illinois American Water's Interurban (Metro East) District completed the final stages of significant upgrades and enhancements to its historic water treatment plant on the Mississippi River near East St. Louis.
About this update from American Water Works Company, Inc.
[{"type":"text","content":"Since 2019, $157 million has been invested in major upgrades and enhancements to the Metro East regional water treatment plant that focus on service reliability, water quality and operational efficiencies, while incorporating state-of-the-art environmental technology.","length":268,"tagName":"p","attribs":{}},{"type":"text","content":"BELLEVILLE, Ill., Dec. 9, 2025 /PRNewswire/ -- In 2025, Illinois American Water's Interurban (Metro East) District completed the final stages of significant upgrades and enhancements to its historic water treatment plant on the Mississippi River near East St. Louis.","length":270,"tagName":"p"},{"type":"image","alt":"In 2025, Illinois American Water completed the final stages of significant upgrades and enhancements to its water treatment plant on the Mississippi River near East St. Louis, IL.","displaySize":"","headline":null,"caption":"In 2025, Illinois American Water completed the final stages of significant upgrades and enhancements to its water treatment plant on the Mississippi River near East St. Louis, IL.","className":"","disableSlideshowImg":false,"size":{"original":{"width":400,"height":300,"url":"https://media.zenfs.com/en/prnewswire.com/c5435832a133df7ba56d7186f56046ec"},"resized":{"url":"https://s.yimg.com/ny/api/res/1.2/hthdGsHhN8eqIaO9tOFsMQ--/YXBwaWQ9aGlnaGxhbmRlcjt3PTcwNTtoPTUyOTtjZj13ZWJw/https://media.zenfs.com/en/prnewswire.com/c5435832a133df7ba56d7186f56046ec","width":400,"height":300}},"href":"https://mma.prnewswire.com/media/2841996/Illinois_American_Water.html","hrefExternal":true,"rel":"nofollow"},{"type":"text","content":"The original water plant was built in the late 1800s to serve the City of East St. Louis and small surrounding communities only. The plant has been updated and expanded many times over the past 130 years to serve a regional customer base in the Metro East. The water treatment plant provides service to an estimated 75,000 direct customers (metered), or a population of more than 350,000 in the Metro East.","length":406,"tagName":"p"},{"type":"text","content":""The major investments to our East St. Louis plant over the past six years are strategic, significant and sustainable," said Rebecca Losli, President, Illinois American Water. "The projects position us to continue providing quality water service in the Metro East that meets or surpa...