Ads for Massachusetts Department of Environmental Protection in Boston, MA

AQUATIC TREATMENT NOTICE PONTOOSUC LAKE On Wednesday, August 19th, 2026, S Litude Lake Management of Shrewsbury, Massachusetts will be conducting an invasive aquatic plant management treatment at Pontoosuc Lake in Lanesborough /Pittsfield, Massachusetts using Tribune (diquat) herbicide. Following treatment, use of the lake will be restricted as follows: Swimming, Boating and Fishing restricted until August 20, 2026 Direct Drinking restricted for 3 days or until August 23, 2026 Livestock Watering restricted for 1 day or until August 21, 2026 Irrigation restricted for 5 days or until August 25, 2026 If you need additional information, please feel free to contact S Litude Lake Management at (508) 865-1000 OR the Lanesborough Board of Health (413) 442-1167 (ext. 6) OR the Pittsfield Board of Health (413) 499-9411 THIS CHEMICAL TREATMENT IS BEING CONDUCTED PURSUANT TO A PERMIT ISSUED BY THE MA DEPARTMENT OF ENVIRONMENTAL PROTECTION (MassDEP) & THE LANESBOROUGH CONSERVATION COMMISSION (DEP File# 194-0209) and the PITTSFIELD CONSERVATION COMMISSION (DEP File# 263-1188) Ad#104028 08/14/2026