NORTH POTOMAC, Md. (DC News Now) — Montgomery County is warning people to stay away from parts of the Muddy Branch stream and stormwater ponds.
Elevated levels of PFAS, often called forever chemicals, were detected in North Potomac.
Officials said drinking water is not affected. But there is concern for extended contact that people, and especially pets, may have. The county has fenced off certain areas and put up signs warning people to stay away…