Lake Sunnyside
Warren County, New YorkView mapDirections
NY DEC publishes the water-quality measurements for Lake Sunnyside. Here is what has been measured.
- Limited data
Lake Sunnyside in Warren County, New York has water-quality measurements published by NY DEC, shown here as reported. Water clarity: 17.8 ft visibility.
Lake Sunnyside is a lake in Warren County, New York.
Source: EPA Water Quality Portal sampling records, NYSDEC, last sampled 2020-09-20. Methodology: how these readings are compared.
What Lake Sunnyside is good for
From access and monitoring records, not editorial picks.
- Clear water17.8 ft of visibility
Swimming conditions
No readingLimited data
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Lake Sunnyside is safe to swim in today is a call for the New York Department of Environmental Conservation and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.
Water quality measurements for Lake Sunnyside
These are the measurements NY DEC publishes for Lake Sunnyside, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.
Crystal clear, you can see 17.8 ft down. TSI 36.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | 17.8ft | Measured, not scored How deep a black-and-white disk stays visible from the surface. Higher is clearer. |
| Total phosphorus | No reading The nutrient that most limits algae growth in freshwater. More phosphorus, more algae potential. | |
| Chlorophyll-a (algae) | No reading The green pigment in algae — a direct measure of how much algae is in the water. | |
| Trophic state (TSI)Carlson's 0–100 index of how much algae a lake can support, from clarity, phosphorus and chlorophyll-a. | 36 | Oligotrophic OligotrophicMesotrophicEutrophicHypereutrophic |
Low nutrients, clear water. No reading is a swimming clearance.
Ask about Lake Sunnyside
Answers come straight from the public measurements and survey records on this page.
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Stays near Lake Sunnyside
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Fishing Lake Sunnyside
Regulated Pollution Sources Nearby
5 EPA-permitted facilities operate within about 5 miles of Lake Sunnyside under Clean Water Act (NPDES) discharge permits, including 1 classified by the EPA as major discharger.
- Ciba-Geigy CorpGlens Falls · 4.8 mi away · NPDES NY0005321Major
- Imperial Acres SubdivisionQueensbury, Town Of · 0.5 mi away · NPDES NY0266272
- Forest Ridge Residential SubdivisionLake George, Town Of · 2.9 mi away · NPDES NY0266183
- Washington Co Sd#1 WwtpQueensbury · 3 mi away · NPDES NY0074900
- Top O' The WorldLake George · 4.5 mi away · NPDES NY0131792
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.
Nearby Lakes in Warren County
Frequently asked questions about Lake Sunnyside
Where is Lake Sunnyside?
- Lake Sunnyside is a lake in Warren County, New York. Its water-quality measurements are published by NY DEC and shown on this page as reported.
What is the water quality of Lake Sunnyside?
- Lake Sunnyside in Warren County, New York has water-quality measurements published by NY DEC, shown here as reported. Water clarity: 17.8 ft visibility.
Is Lake Sunnyside safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Explore Lake Sunnyside across LakeQuality
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Where this data comes from
8 measurements from 1 monitoring station, 2020. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- North American Lake Management Society
NALMS8 samples · 2020
Monitoring station identifiers (1)
EPA condition classes from the National Lakes Assessment (EPA 841-R-24-006, Table 6-3), applied by ecoregion. See where the data comes from and data sources.
Other records on this page
Regulated discharger data from EPA ECHO (ICIS-NPDES)