Fish Lake
Osceola County, FloridaView mapDirections
Florida DEP publishes the water-quality measurements for Fish Lake. Here is what has been measured.
- Eutrophic
- Public access
- Limited data
Fish Lake in Osceola County, Florida has water-quality measurements published by Florida DEP, shown here as reported. Water clarity: 2 ft visibility. Phosphorus: 55.5 µg/L.
Fish Lake is a productive, nutrient-rich eutrophic lake in Osceola County, Florida. Overall water quality is declining over recent sampling years. Limited fish-species data available. Public access is available with 1 public boat landing. Compared to the 30 other monitored lakes in Osceola County, Fish Lake ranks #23 for water quality.
Source: EPA Water Quality Portal sampling records, FDEP, last sampled 2025-02-10. Methodology: how these readings are compared.
What Fish Lake is good for
From access and monitoring records, not editorial picks.
- Boat launch1 documented ramp
Swimming conditions
Readings onlyLimited data
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 Fish 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 Fish Lake
These are the measurements Florida DEP publishes for Fish Lake, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.
Very murky, less than 2 ft of visibility. Phosphorus 55.5 µg/L. TSI 65.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | 2ft | Measured, not scored How deep a black-and-white disk stays visible from the surface. Higher is clearer. |
| Total phosphorus | 55.5µg/L | Fair 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. | 65 | Eutrophic OligotrophicMesotrophicEutrophicHypereutrophic |
High nutrients, frequent algae, reduced clarity
Ask about Fish Lake
Answers come straight from the public measurements and survey records on this page.
Recreation & Access
- Sexton Park Public Boat RampPublic
Named access points in the USGS National Boat Ramps inventory, within about 3 miles. More lakes with boat ramps
Stays via Stay22
Stays near Fish Lake
Compare lakeside cabins, hotels, and vacation rentals near Fish Lake in Osceola County, Florida — live availability and prices for your trip. Switch the map to Satellite to see the lake and how close each stay is to the water.
Top-rated places to stay near Fish Lake
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Fishing Fish Lake
Water Quality Trend: Worsening
Based on 5 years of monitoring (2020–2024).
Water clarity
Worsening5 years
Phosphorus
Stable+0.6 µg/L/yr5 years
Nearby Lakes in Osceola County
Frequently asked questions about Fish Lake
Where is Fish Lake?
- Fish Lake is a lake in Osceola County, Florida. Its water-quality measurements are published by Florida DEP and shown on this page as reported.
What is the water quality of Fish Lake?
- Fish Lake in Osceola County, Florida has water-quality measurements published by Florida DEP, shown here as reported. Water clarity: 2 ft visibility. Phosphorus: 55.5 µg/L.
Is Fish Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Are there boat ramps on Fish Lake?
- Fish Lake has 1 documented boat landing in the USGS National Boat Ramps inventory. Named access points include Sexton Park Public Boat Ramp. Public access is listed as yes.
Can I fish at Fish Lake?
- Fish Lake has 1 documented boat landing in the USGS National Boat Ramps inventory. Seasons, size and bag limits, and whether you need a license are set by Florida's fish and wildlife agency, so check its current regulations before you go.
Explore Fish Lake across LakeQuality
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Where this data comes from
14 measurements from 3 monitoring stations, 2022–2025. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- Submitting organization not recorded for these samples14 samples · 2022–2025
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.
Other records on this page
Named boat-access points from the USGS National Boat Ramps inventory