Lake George is a cold, clear oligotrophic lake in Warren County, New York. Water quality is graded A based on 1 sampling years through 2020. The lake supports 3 documented fish species including Brook Trout, Landlocked Salmon, and Rainbow Trout. Public access is available. Compared to the 8 other monitored lakes in Warren County, Lake George ranks #2 for water quality.
Source: EPA Water Quality Portal sampling records, New York DNR, last sampled 2020-09-23. Grade methodology: LakeGrade methodology.
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Swimming Safety
Excellent for swimming, crystal clear water with minimal algae
Water Quality Grade: A, Excellent
Crystal clear, you can see 26.7 ft down. Trophic State Index: 30.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 26.7 ft | A |
| Phosphorus | No data | |
| Chlorophyll-a (Algae) | No data | |
| Trophic State Index (TSI) | 30 | Oligotrophic |
Low nutrients, clear water, excellent for swimming
Where to stay near Lake George
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Fish Species
Click a species to see every graded lake where it is documented.
Fishing Lake George
Current Conditions
Latest reading Jul 6, 2026, 4:30 AM from USGS gauge 04278000. See live data ↗ — readings update every 15–60 minutes; this page refreshes on each build.
Location
County Ranking
Ranked #2 of 9 lakes in Warren County
Nearby Lakes in Warren County
Explore Lake George across LakeGrade
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Low nutrients, clear water, excellent for swimming
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Lake Size & Watershed
Size, shoreline, and watershed area from HydroLAKES (HydroSHEDS). Mean depth is a modeled estimate.
Regulated Pollution Sources Nearby
2 EPA-permitted facilities operate within about 5 miles of Lake George under Clean Water Act (NPDES) discharge permits.
- Lagoon ManorBolton · 2.3 mi away · NPDES NY0229792
- Sagamore Resort Golf CourseBolton Landing · 4.4 mi away · NPDES NY0202169
Facilities permitted to discharge under the Clean Water Act within ~5 miles; proximity does not by itself mean a facility affects this lake. Source: EPA ECHO (ICIS-NPDES), as of 2026-07.
Data Sources
Water quality data from the EPA Water Quality Portal
Regulated discharger data from EPA ECHO (ICIS-NPDES)
Lake size & watershed from HydroLAKES (HydroSHEDS)
Grading methodology based on Metropolitan Council standards
Most recent sample: 2020-09-23
Monitoring stations: 1