Wilson Lake
Lake County, FloridaView mapDirections
Florida DEP publishes the water-quality measurements for Wilson Lake. Here is what has been measured.
- Limited data
Wilson Lake in Lake County, Florida has water-quality measurements published by Florida DEP, shown here as reported. Water clarity: 5.2 ft visibility. Phosphorus: 36.9 µg/L.
Wilson Lake is a lake in Lake County, Florida. Overall water quality is declining over recent sampling years.
Source: EPA Water Quality Portal sampling records, FDEP, last sampled 2025-01-29. Methodology: how these readings are compared.
Swimming conditions
No readingLimited data
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Wilson Lake is safe to swim in today is a call for the Florida Department of Environmental Protection and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.
Water quality measurements for Wilson Lake
These are the measurements Florida DEP publishes for Wilson Lake, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.
Murky, only visible to about 5.2 ft. Phosphorus 36.9 µg/L. TSI 55.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | 5.2ft | Measured, not scored How deep a black-and-white disk stays visible from the surface. Higher is clearer. |
| Total phosphorus | 36.9µg/L | Measured, not scored 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. | 55 | Eutrophic OligotrophicMesotrophicEutrophicHypereutrophic |
High nutrients, frequent algae, reduced clarity
Ask about Wilson Lake
Answers come straight from the public measurements and survey records on this page.
Water Temperature
Wilson Lake typically sits around 77°F at the surface in November. Summer average is about 87°F. Usually warmest in Jun (about 88°F) and coldest in Jan (about 61°F). These are typical values by month — not a live reading.
Column height runs from this lake’s coldest month (61°F) to its warmest (88°F).
Typical surface water temperature by month, from 21 field readings (2010–2025) via the EPA Water Quality Portal. See the full Wilson Lake water temperature breakdown →
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Stays near Wilson Lake
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Fishing Wilson Lake
Water quality readings over time
3 seasons of samples on record (2021–2024). Calling a direction takes at least 4 years of the same measurement.
Water clarity
Worsening3 years
Phosphorus
Worsening+6.33 µg/L/yr3 years
Nearby Lakes in Lake County
Frequently asked questions about Wilson Lake
Where is Wilson Lake?
- Wilson Lake is a lake in Lake County, Florida. Its water-quality measurements are published by Florida DEP and shown on this page as reported.
What is the water quality of Wilson Lake?
- Wilson Lake in Lake County, Florida has water-quality measurements published by Florida DEP, shown here as reported. Water clarity: 5.2 ft visibility. Phosphorus: 36.9 µg/L.
Is Wilson Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
What is the water temperature of Wilson Lake?
- Wilson Lake typically sits around 77°F at the surface in November, from 21 EPA Water Quality Portal field readings (2010–2025). That is a typical value for the month, not a live reading.
Explore Wilson Lake across LakeQuality
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Where this data comes from
6 measurements from 1 monitoring station, 2024–2025. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- Submitting organization not recorded for these samples6 samples · 2024–2025
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.