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Potomac Sewer Line Collapse Update

Update: February 20, 2026

Guidance from DC Health. Until further notice, DC Health is advising: Avoid unnecessary contact with water from the Potomac River while emergency repairs are ongoing and additional testing is performed. Avoid fishing. Avoid boating with personal watercraft and/or non-motorized vessels (sailboats, paddle boards, kayaks, and canoes). Keep pets on a leash and prevent them from drinking or wading in the Potomac. Wash hands, clothing, or other gear that comes into contact with Potomac River water.

As of February 18, 2026
Drinking water remains safe and has not been impacted by the sewage release. However, the District advises avoiding contact with Potomac River water, and residents should keep children and pets away from the river. The District is closely monitoring the situation and will share updates as new information becomes available.

Vulnerable Populations: Include people who may come into contact with sewage-contaminated water, such as those doing outdoor activities like boating, fishing, or swimming, people with pets that go outside, young children under 5, and workers handling sewage water (utility workers, researchers, emergency personnel, etc.).

Some groups are also at higher risk of serious illness if exposed. This includes young children, pregnant people, adults over 50, people with weakened immune systems or on certain medications, and anyone with open cuts or wounds.

Learn more on Preventing Illnesses Associated with Sewage Exposure HERE. Additional information and updates are available on the Department of Energy and Environment Potomac Interceptor Update and FAQs page