Montgomery County’s Department of Environmental Protection and Department of Health and Human Services will host a virtual community meeting from 7 to 8:30 p.m. on Wednesday, July 1, to provide updates and answer questions about PFAS contamination near Great Seneca Highway and Key West Avenue in North Potomac. (more…)


Montgomery County Health Officer Dr. Kisha Davis has issued a localized public health advisory for portions of the Muddy Branch watershed and nearby stormwater ponds in North Potomac after elevated levels of PFAS, commonly known as “forever chemicals,” were detected in water samples near Great Seneca Highway and Key West Avenue.

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Montgomery County officials announced that elevated levels of perfluoroalkyl and polyfluoroalkyl substances (PFAS), commonly known as “forever chemicals,” were detected by the Maryland Department of the Environment in a small stream and stormwater pond near Great Seneca Highway and Key West Avenue in North Potomac.

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