This interactive map allows the user to access water quality information of individual waterbodies around New Hampshire. By zooming in and clicking on a waterbody of interest, the user has access to historic and current Lake Trophic Survey reports, the most recent Volunteer Lake Assessment Program (VLAP) reports, Total Maximum Daily Load (TMDL) reports, ice cover history, cyanobacteria bloom history, Watershed Based Plans, Diagnostic Feasibility Studies, and information on known invasive aquatic species.
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Waterbody: MASCOMA LAKE
Waterbody ID: NHLAK801060105-04-01 Current Trophic Class: Oligotrophic Major River Basin: Connecticut NH Acres: 1,154.78 Lake Trophic Survey Report (LTS) Report Links: 1976 1985 2000 2008 Stations Used in LTS Reports: MASENF1D MASENF-GEN Volunteer Lake Assessment Program (VLAP) Lake Report(s): 2019 Regional Report: 2014 Total Maximum Daily Load (TMDL) Reports Report(s): Mercury Ice-Out Dates Ice out data Click here to learn more about ice out data submittal. Cyanobacteria Bloom(s) Cyanobacteria Bloom History Diagnostic Feasibility Study (DFS) None available. Watershed Based Plan(s) No plan completed. Mercury in Fish Tissue Report Mercury in Fish Tissue Report Sheet Exotic Invasive Species Control Actions: Diver hand removal and suction harvesting keeping infestation low. Management Plan: Contact NHDES Species and Year Discovered: 2000 Eurasian milfoil Soak Up The Rain No SOAK projects completed. Other Resources NH Fish & Game Bathymetry Map Mascoma Lake Association Use Restrictions? RSA 270:74-a – Skicraft shall not be operated on Saturdays or Sundays, effective 7/29/89.
Click here to check Marine Patrol’s list of Restricted Waterbodies