Grafton Lakes State Park: Martin Dunham Reservoir water-level update
Park-specific information
State Parks reports that Martin Dunham Reservoir was 40 inches below the spillway crest on October 24, 2026. The agency has opened a valve to relieve pressure on the dam following DEC flood-protection and dam-safety recommendations. This water-level notice does not establish a whole-park closure.
Read the official notice: New York State Parks visitor directory ↗Source checked Oct 25, 2026