Orange-Jessamine Lake
Orange County, FloridaView mapDirections
Florida DEP publishes the water-quality measurements for Orange-Jessamine Lake. Here is what has been measured.
- Eutrophic
Orange-Jessamine Lake in Orange County, Florida has water-quality measurements published by Florida DEP, shown here as reported. Water clarity: 4 ft visibility. Phosphorus: 16 µg/L.
Orange-Jessamine Lake is a productive, nutrient-rich eutrophic lake in Orange County, Florida. Overall water quality is declining over recent sampling years. Compared to the 319 other monitored lakes in Orange County, Orange-Jessamine Lake ranks #15 for water quality.
Source: EPA Water Quality Portal sampling records, FDEP, last sampled 2023-01-22. Methodology: how these readings are compared.
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 Orange-Jessamine 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 Orange-Jessamine Lake
These are the measurements Florida DEP publishes for Orange-Jessamine 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 4 ft. Phosphorus 16 µg/L. TSI 51.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | 4ft | Measured, not scored How deep a black-and-white disk stays visible from the surface. Higher is clearer. |
| Total phosphorus | 16µg/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. | 51 | Eutrophic OligotrophicMesotrophicEutrophicHypereutrophic |
High nutrients, frequent algae, reduced clarity
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Fishing Orange-Jessamine Lake
Water Quality Trend: Worsening
Based on 5 years of monitoring (2020–2024).
Water clarity
Worsening5 years
Phosphorus
Stable-0.1 µg/L/yr5 years
Nearby Lakes in Orange County
Frequently asked questions about Orange-Jessamine Lake
Where is Orange-Jessamine Lake?
- Orange-Jessamine Lake is a lake in Orange County, Florida. Its water-quality measurements are published by Florida DEP and shown on this page as reported.
What is the water quality of Orange-Jessamine Lake?
- Orange-Jessamine Lake in Orange County, Florida has water-quality measurements published by Florida DEP, shown here as reported. Water clarity: 4 ft visibility. Phosphorus: 16 µg/L.
Is Orange-Jessamine Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Explore Orange-Jessamine Lake across LakeQuality
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Eutrophic Lakes in Florida
Where this data comes from
58 measurements from 1 monitoring station, 2020–2023. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- FLORIDA LAKEWATCH
21FLKWAT_WQX58 samples · 2020–2023
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.