Sanitary Sewer Overflow Near the Piscataway Water Resource Recovery Facility Ends

Excess Rainfall Overwhelms Sewer System

| News Release



Drinking Water System Not Affected

Laurel, Md. – December 18, 2018 – The Sanitary Sewer Overflow that began Saturday, December 15, at 7:07 p.m., near WSSC’s Piscataway Water Resource Recovery Facility has stopped.

The overflow, which began during this weekend’s historic rain event in a wooded area at 14300 Indian Head Highway in Accokeek, ended on Monday, December 17, at 11:22 a.m., after wastewater flows subsided. A total of 123,385 gallons of wastewater overflowed and reached Piscataway Creek. 

WSSC crews are returning to the overflow site today to address the cleanup. Seventeen signs warning residents to avoid the area have been posted.

It is important to note that WSSC’s water and wastewater systems are separate. The overflow is not affecting WSSC’s drinking water.

Notifications have been made to the Maryland Department of the Environment and the Prince George’s County Health Department.

WSSC is committed to protecting the health of the public and the environment. With more than 5,500 miles of sewer mains throughout its service area, WSSC appreciates notification from citizens of a sewer overflow or water main break. Please call our 24-hour Emergency Call Center at 301-206-4002 to report water or sewer emergencies in Montgomery or Prince George's counties. Customers can also report emergencies via email at and those customers who have smart phones can report emergencies using the WSSC Mobile App.

WSSC Water is the proud provider of safe, seamless and satisfying water services, making the essential possible every day for our neighbors in Montgomery and Prince George’s counties. We work to deliver our best because it’s what our customers expect and deserve.

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