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DC Water to start emergency repairs on Potomac Interceptor to protect local drinking water supply

Work to begin Monday on sewer line section on C&O Canal in Potomac D.C. Water plans to begin emergency rehabilitation work on a deteriorating section of the Potomac Interceptor sewer line in Potomac, Maryland, to protect drinking water intakes for...

Dan Murphy • •1 min read
DC Water to start emergency repairs on Potomac Interceptor to protect local drinking water supply
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DC Water to start emergency repairs on Potomac Interceptor to protect local drinking water supply

Work to begin Monday on sewer line section on C&O Canal in Potomac

By

Neal Augenstein - WTOP

June 11, 2026 1:58 p.m.

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    D.C. Water said starting Monday, June 15, crews will begin repairing 1,700 linear feet of the sewer line at Muddy Branch near Pennyfield Lock.
    D.C. Water said starting Monday, June 15, crews will begin repairing 1,700 linear feet of the sewer line at Muddy Branch near Pennyfield Lock. Photo credit: Neal Augenstein/WTOP

    D.C. Water plans to begin emergency rehabilitation work on a deteriorating section of the Potomac Interceptor sewer line in Potomac, Maryland, to protect drinking water intakes for WSSC Water and the Washington Aqueduct.

    In a release, D.C. Water said starting Monday, June 15, crews will begin repairing 1,700 linear feet of the sewer line at Muddy Branch near Pennyfield Lock — known as Lock 22 on the C&O Canal.

    “Inspections found structural deterioration, including significant corrosion and exposed rebar that requires immediate attention,” according to D.C. Water.

    Read more on WTOP.com.

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    This article was written by Bethesda Today’s partner WTOP News and republished with permission. Sign up for WTOP’s breaking news, traffic and weather alerts and emails today.

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    Originally published at Bethesdamagazine