Lake Demons is a mesotrophic lake in Steuben County, New York. Water quality is graded B based on 1 sampling years through 2020. Compared to the 3 other monitored lakes in Steuben County, Lake Demons ranks #2 for water quality.
Source: EPA Water Quality Portal sampling records, New York DNR, last sampled 2020-09-12. Grade methodology: LakeGrade methodology.
Watch Lake Demons water quality
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Swimming Safety
Good for swimming, clear water with low algae levels
Water Quality Grade: B, Good
Good clarity, visible to about 11.8 ft. Trophic State Index: 42.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 11.8 ft | B |
| Phosphorus | No data | |
| Chlorophyll-a (Algae) | No data | |
| Trophic State Index (TSI) | 42 | Mesotrophic |
Moderate nutrients, good water quality
Where to stay near Lake Demons
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Fishing Lake Demons
Location
County Ranking
Ranked #2 of 4 lakes in Steuben County
Nearby Lakes in Steuben County
Explore Lake Demons across LakeGrade
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Species activity outlook by water temperature and season
Where to stay at New York's top lakes, each with its grade
Moderate nutrients, good water quality
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More records, surveys & data sources
Lake Size & Watershed
Size, shoreline, and watershed area from HydroLAKES (HydroSHEDS). Mean depth is a modeled estimate.
Data Sources
Water quality data from the EPA Water Quality Portal
Lake size & watershed from HydroLAKES (HydroSHEDS)
Grading methodology based on Metropolitan Council standards
Most recent sample: 2020-09-12
Monitoring stations: 1