About

The Metropolitan St Louis Sewer District (MSD) was formed on February 9. 1954, when voters approved the Plan of the District. MSD is a public agency and is the only special district in Missouri created under a provision of the State Constitution.

MSD’s responsibilities include the interception, collection and treatment of wastewater, and stormwater management.

Learn more about MSD on our official website: stlmsd.com


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