Potomac River E-coli levels skyrocket after 240 million gallons of sewage pour into waterway
- Posted on February 18, 2026
- By AOL
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Potomac River E-coli levels skyrocket after 240 million gallons of sewage pour into waterway

An ecological crisis of "historic proportion" is underway in the Potomac River after a massive sewer pipe collapse north of Washington, D.C., the U.S.