New Construction

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.

Location: City of Ladue – West of Interstate 170
Construction schedule: Spring 2023 – Fall 2025 (tentative)

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Location: The Cities of Clayton and Richmond Heights – North of Interstate 64 and East of Interstate 170
Construction schedule: Late 2023 – late 2025 (tentative)

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Location: Through Lucas and Hunt Rd just north of Natural Bridge Rd
Construction schedule: Spring 2022 – Fall 2023 (tentative)

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Location: In the Grantwood Village neighborhood between Rock Forest Dr. and the Ulysses S Grant National Historic Site.
Construction schedule: May 2021 – TBD

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Location: The City of Brentwood between South McKnight Road and Mary Avenue
Construction schedule: Summer 2026 – Winter 2029

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Location: The City of Florissant near Interstate-270 and South New Florissant Road
Construction schedule: Winter 2022 – Spring 2024

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Location: Sunset Hills near South Lindbergh Boulevard and Gravois Road.
Estimated Construction schedule: Spring 2023 – Spring 2025

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Location: Through Geyer Rd between I-44 and Big Bend Blvd.
Construction schedule: Fall 2021 – Fall 2023 (tentative)

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Location: The City of Sunset Hills near South Lindbergh Boulevard and East Watson Road.
Construction schedule: Spring 2023 – Spring 2025 (tentative)

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Location: The City of Ballwin – 600 and 800 blocks of Claymont Drive and 200 block of Geremma Drive
Construction schedule: Spring 2022 – Spring 2023 (tentative)

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Location: City of Maplewood
Construction schedule: Early 2026 – Mid 2029

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Location: The City of St. Louis – St. Louis Avenue between Lucas & Hunt Road and Kienlen Avenue
Construction schedule: Summer 2022 – Spring 2024 (tentative)

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Location: Spanish Lake on Larimore Road between Trampe Avenue and Cove Lane.
Construction schedule: Winter 2022/2023 – Spring 2025 (tentative)

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Location: South St. Louis County between Old Towne Fenton and Baumgartner Road
Construction schedule: 2020 – 2024

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Location: City of Chesterfield along Boxford Court between Saylesville Drive and Greentrails Drive.
Construction schedule: Likely to begin in early 2023 and last 12-18 months

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Location: Affton – near Gravois Rd and Weber Rd.
Construction schedule: January 2022 – January 2024 (tentative)

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Location: North of the Post Office at Brentwood Blvd and Litzsinger Rd
Construction schedule: Summer 2021 – Summer 2022 (tentative)

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Location: Saltbox Drive to Cedar Creek Road
Construction schedule: Summer 2023 – Early to Mid 2024 (tentative)

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Location: Through the Cities of Warson Woods, Ladue, Kirkwood, Rock Hill and Glendale
Construction schedule: Summer 2022 – Summer 2024 (tentative)

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