Jockeybush Lake is a cold, clear oligotrophic lake in Hamilton County, New York. Water quality is graded A based on 1 sampling years through 2023. Overall water quality is improving over recent sampling years. The lake supports 1 documented fish species including Brook Trout. Compared to the 6 other monitored lakes in Hamilton County, Jockeybush Lake ranks #4 for water quality.
Source: EPA Water Quality Portal sampling records, New York DNR, last sampled 2023-09-12. Grade methodology: LakeGrade methodology.
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Swimming Safety
Excellent for swimming, crystal clear water with minimal algae
Water Quality Grade: A, Excellent
No clarity data. Phosphorus level: 7 µg/L. Trophic State Index: 32.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | No data | |
| Phosphorus | 7 µg/L | A |
| Chlorophyll-a (Algae) | No data | |
| Trophic State Index (TSI) | 32 | Oligotrophic |
Low nutrients, clear water, excellent for swimming
Where to stay near Jockeybush Lake
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Fish Species
Click a species to see every graded lake where it is documented.
Fishing Jockeybush Lake
Water Quality Trend: ↑ Improving
Based on 4 years of monitoring data (2020-2025).
| Metric | Trend | Change/Year | Years |
|---|---|---|---|
| Phosphorus | ↑ Improving | -3 µg/L/yr | 4 |
Water Temperature
Jockeybush Lake averages about 74°F at the surface in summer, usually warmest in Jul (about 74°F) and coldest in Feb (about 34°F). These are typical values by month — not a live reading.
Typical surface water temperature by month, from 38 field readings (2017–2022) via the EPA Water Quality Portal. See the full Jockeybush Lake water temperature breakdown →
Location
County Ranking
Ranked #4 of 7 lakes in Hamilton County
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Low nutrients, clear water, excellent for swimming
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More records, surveys & data sources
Data Sources
Water quality data from the EPA Water Quality Portal
Grading methodology based on Metropolitan Council standards
Most recent sample: 2023-09-12
Monitoring stations: 1