Current Improvements
As part of a long-term effort to improve water quality and reduce basement backups and overflows, MSD Project Clear is investing billions to plan, design, and construct hundreds of sewer improvements throughout the St. Louis region. Find more information about some of our ongoing projects below.
Lemay No. 3 Pump Station and Force Main
MSD is excited to announce an upcoming bid opportunity known as Lemay No. 3 Pump Station and Force Main.
Location: The Cities of Ladue and Olivette – West of Interstate 170
Construction schedule: Fall 2026 – Winter 2029 (tentative)
Location: The City of Ladue – West of Interstate 170
Construction schedule: Fall 2023 – Spring 2027 (tentative)
Location: The Cities of Clayton and Richmond Heights – North of Interstate 64 and East of Interstate 170
Construction schedule: Late 2023 – late 2025 (tentative)
Location: The cities of Pasadena Hills and Northwoods – through Lucas and Hunt Rd just north of Natural Bridge Rd
Construction schedule: Spring 2022 – Fall 2023 (tentative)
Location: In South County – Grantwood Village neighborhood between Rock Forest Dr. and the Ulysses S Grant National Historic Site.
Construction schedule: May 2021 – TBD (tentative)
Location: The City of Town and Country – South of Interstate 64 and West of Highway 141
Construction schedule: December 2023 – December 2024 (tentative)
Location: The City of Brentwood between South McKnight Road and Mary Avenue
Construction schedule: Summer 2026 – Winter 2029 (tentative)
Location: The City of Florissant near Interstate-270 and South New Florissant Road
Construction schedule: Winter 2022 – Spring 2024 (tentative)
Location: The City of Sunset Hills near South Lindbergh Boulevard and Gravois Road.
Estimated Construction schedule: Spring 2024 – Spring 2026 (tentative)
Location: The cities of Kirkwood and Sunset Hills – Through Geyer Rd between I-44 and Big Bend Blvd.
Construction schedule: Fall 2021 – Fall 2023 (tentative)
Location: The City of Kirkwood in Kirkwood Park
Construction schedule: Fall 2025 – Fall 2026 (tentative)
Location: The City of Sunset Hills near South Lindbergh Boulevard and East Watson Road.
Construction schedule: Spring 2023 – Spring 2025 (tentative)
Location: The City of Pagedale between St. Charles Rock Road and Natural Bridge Road
Construction schedule: Spring 2025 – Spring 2027 (tentative)
Location: The City of Maplewood
Construction schedule: Early 2026 – Mid 2029 (tentative)
Location: The City of St. Louis – St. Louis Avenue between Lucas & Hunt Road and Kienlen Avenue
Construction schedule: Summer 2022 – Spring 2024 (tentative)
Location: The City of Spanish Lake on Larimore Road between Trampe Avenue and Cove Lane.
Construction schedule: Winter 2022/2023 – Spring 2025 (tentative)
Location: The City of Florissant on Lindsay Lane between Lindbergh Boulevard and Mary Ann Court.
Construction schedule: Fall 2025 – Fall 2026/Spring 2027 (tentative)
Location: In South St. Louis County between Old Towne Fenton and Baumgartner Road
Construction schedule: 2020 – 2024
Location: In South County East of Telegraph Road and south of I-255
Construction schedule: Winter 2024 – Spring 2026 (tentative)
Location: The City of Chesterfield along Boxford Court between Saylesville Drive and Greentrails Drive.
Construction schedule: Summer 2023 – Fall 2024 (tentative)
Location: The City of Chesterfield along Edison Avenue between Cepi Drive and Jw Drive.
Construction schedule: January 2026 – January 2028 (tentative)
Location: The City of Affton – near Gravois Rd and Weber Rd.
Construction schedule: January 2022 – January 2024 (tentative)
Location: The City of St. Ann between St. Charles Rock Road and Breckenridge Avenue
Construction schedule: Fall 2023 – Fall 2024 (tentative)
Location: The cities of Clarkson Valley and Ballwin – between Clarkson Road and Kehrs Mill Road
Construction schedule: January 2024 – January 2026 (tentative)
Location: The cities of Brentwood and Webster Groves – North Gore Avenue to East Waymire Avenue
Construction schedule: Fall 2025 – Fall 2027 (tentative)
Location: The City of Chesterfield – Saltbox Drive to Cedar Creek Road
Construction schedule: Summer 2023 – Early to Mid 2024 (tentative)
Location: Through the Cities of Warson Woods, Ladue, Kirkwood, Rock Hill and Glendale
Construction schedule: January 2024 – Winter 2025 (tentative)