Sewer Overflow Near Clara Barton Parkway Prompts Health Warning
DHHSJan 29, 2026
FromStatement - Montgomery County, MD
Email“Statement from the Montgomery County Department of Health and Human Services and Department of Environmental Protection Regarding DC Water Potomac Interceptor Sanitary Sewer Overflow”
ReceivedJan 29, 2026
DC Water's Potomac Interceptor experienced a sanitary sewer overflow on National Park Service land along Clara Barton Parkway near I-495 in Montgomery County. DC Water is leading the response, including containment, bypass installation, pipe repair, and environmental assessment. Montgomery County DHHS, DEP, and the Office of Emergency Management and Homeland Security are coordinating locally to monitor potential community health and environmental impacts.
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Key dates
2026-01-29
event — Statement issued; DHHS and DEP actively monitoring the DC Water Potomac Interceptor sewer overflow
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