Officials closed dozens of schools and issued a boil-water advisory for southern parts of the county. They said several hundred thousand customers are affected.

Due to the large size of the water main break, many residents in southern Prince George’s County are experiencing low water pressure, and some areas may have no water at all. As a precautionary measure, WSSC Water has recommended that all affected customers follow Boil Water Advisory guidelines.

WSSC Water has issued a Boil Water Advisory (BWA) for all customers in southern Prince George’s County, south of MD 4 (Pennsylvania Avenue).