Highlands-Lynn Lake
Highlands County, FloridaView mapDirections
Florida DEP publishes the water-quality measurements for Highlands-Lynn Lake. Here is what has been measured.
- Oligotrophic
Highlands-Lynn Lake in Highlands County, Florida has water-quality measurements published by Florida DEP, shown here as reported. Water clarity: 11.3 ft visibility. Phosphorus: 9 µg/L.
Highlands-Lynn Lake is a cold, clear oligotrophic lake in Highlands County, Florida. Overall water quality is improving over recent sampling years. Compared to the 72 other monitored lakes in Highlands County, Highlands-Lynn Lake ranks #34 for water quality.
Source: EPA Water Quality Portal sampling records, FDEP, last sampled 2025-02-27. Methodology: how these readings are compared.
What Highlands-Lynn Lake is good for
From access and monitoring records, not editorial picks.
- Clear water11.3 ft of visibility
Swimming conditions
Readings onlyLow algae
Based on clarity and algae readings from past sampling — there is no live water temperature and a current cyanobacteria reading for this lake. Check your state or county health department before you swim.
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Highlands-Lynn 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 Highlands-Lynn Lake
These are the measurements Florida DEP publishes for Highlands-Lynn Lake, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.
Good clarity, visible to about 11.3 ft. Phosphorus 9 µg/L. TSI 39.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | 11.3ft | Measured, not scored How deep a black-and-white disk stays visible from the surface. Higher is clearer. |
| Total phosphorus | 9µg/L | Good GoodFairPoor |
| 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. | 39 | Oligotrophic OligotrophicMesotrophicEutrophicHypereutrophic |
Low nutrients, clear water. No reading is a swimming clearance.
Ask about Highlands-Lynn Lake
Answers come straight from the public measurements and survey records on this page.
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Fishing Highlands-Lynn Lake
Water Quality Trend: Improving
Based on 4 years of monitoring (2020–2024).
Water clarity
Improving4 years
Phosphorus
Improving-0.93 µg/L/yr4 years
Nearby Lakes in Highlands County
Frequently asked questions about Highlands-Lynn Lake
Where is Highlands-Lynn Lake?
- Highlands-Lynn Lake is a lake in Highlands County, Florida. Its water-quality measurements are published by Florida DEP and shown on this page as reported.
What is the water quality of Highlands-Lynn Lake?
- Highlands-Lynn Lake in Highlands County, Florida has water-quality measurements published by Florida DEP, shown here as reported. Water clarity: 11.3 ft visibility. Phosphorus: 9 µg/L.
Is Highlands-Lynn Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Explore Highlands-Lynn Lake across LakeQuality
More lakes in Florida
Other Lakes in Florida
Oligotrophic Lakes in Florida
Where this data comes from
219 measurements from 3 monitoring stations, 2020–2025. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- FLORIDA LAKEWATCH
21FLKWAT_WQX219 samples · 2020–2025
Monitoring station identifiers (3)
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.