Celebrating 22 years of preserving and protecting Ossipee Lake CLICK HERE FOR EFFINGHAM GAS STATION RESOURCE CENTER NEWS A Tiny, Spiny Invasive Species Could Mean Big Changes for New Hampshire Lakes and FishOctober 15, 2025Contributed ReportNew Hampshire BulletinIntroducing the spiny water flea. Read More Effingham Gas Station Construction Starts, Questions FollowOctober 9, 2025David SmithOssipee Lake NewsA building permit fuels a heated exchange at a Select Board meeting. Read More The Effingham ExceptionOctober 7, 2025David SmithAlliance ReportEffingham’s gas station decision is a warning that should be heeded around the state. Read More A Force for GoodOctober 5, 2025David SmithAlliance ReportRemembering Tim Otterbach. Read More Local Groups Request Additional Scrutiny of Wabanaki Boat IncreaseSeptember 30, 2025David SmithAlliance ReportThe Department of Safety has been asked to defer a decision on moorings until DES’s Water Division studies the environmental impact. Read More view all news articles > Ossipee Lake Milfoil Programs Cyanobacteria Watch Discover Ossipee Lake Forecast 59° clear sky 49% humidity wind: 4m/s NNE H 61 • L 58 58° Fri 61° Sat 67° Sun 59° Mon 62° Tue PROTECT OSSIPEE LAKE Make a tax-deductible donation today to help us preserve and protect Ossipee Lake. FOLLOW US: JOIN OUR EMAIL LIST Leave this field empty if you're human: