Orange-Rowena Lake
Orange County, FloridaView mapDirections
Florida DEP publishes the water-quality measurements for Orange-Rowena Lake. Here is what has been measured.
- Eutrophic
Orange-Rowena Lake in Orange County, Florida has water-quality measurements published by Florida DEP, shown here as reported. Water clarity: 4.5 ft visibility. Phosphorus: 27 µg/L.
Orange-Rowena 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-Rowena Lake ranks #116 for water quality.
Source: EPA Water Quality Portal sampling records, FDEP, last sampled 2023-03-02. Methodology: how these readings are compared.
Swimming conditions
Readings onlyBacteria tested: low
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.
Based on E. coli testing, Orange-Rowena Lake never exceeded the EPA safe-swimming threshold (235 MPN/100mL) — on 0% of 25 samples across 6 seasons.
This is a historical summary of past testing, not a current condition — bacteria levels change quickly, especially after rain. Always check Florida’s current beach and health-department advisories before swimming.
Whether Orange-Rowena 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-Rowena Lake
These are the measurements Florida DEP publishes for Orange-Rowena 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 4.5 ft. Phosphorus 27 µg/L. TSI 54.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | 4.5ft | Measured, not scored How deep a black-and-white disk stays visible from the surface. Higher is clearer. |
| Total phosphorus | 27µg/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. | 54 | Eutrophic OligotrophicMesotrophicEutrophicHypereutrophic |
High nutrients, frequent algae, reduced clarity
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Fishing Orange-Rowena Lake
Water Quality Trend: Worsening
Based on 6 years of monitoring (2020–2025).
Water clarity
Worsening6 years
Phosphorus
Worsening+1.29 µg/L/yr6 years
Nearby Lakes in Orange County
Frequently asked questions about Orange-Rowena Lake
Where is Orange-Rowena Lake?
- Orange-Rowena 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-Rowena Lake?
- Orange-Rowena Lake in Orange County, Florida has water-quality measurements published by Florida DEP, shown here as reported. Water clarity: 4.5 ft visibility. Phosphorus: 27 µg/L.
Is Orange-Rowena Lake safe to swim in?
- Based on E. coli testing, Orange-Rowena Lake never exceeded the EPA safe-swimming threshold (235 MPN/100mL) — on 0% of 25 samples across 6 seasons. That is a historical summary of past bacteria testing, not a current reading and not a swimming clearance. Bacteria levels can spike quickly after heavy rain, so whether Orange-Rowena Lake is safe to swim in today is a call for Florida's water agency and the county health department; check their current beach advisories before you swim.
Explore Orange-Rowena Lake across LakeQuality
Planning a trip around Canaveral?
Orange-Rowena Lake is about 40 miles from Canaveral National Seashore. Crowds there swing hard by season, so the month you pick changes both how busy the park is and what lodging costs.
Best time to visit Canaveral →More lakes in Florida
Other Lakes in Florida
Eutrophic Lakes in Florida
Where this data comes from
140 measurements from 3 monitoring stations, 2020–2023. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- FLORIDA LAKEWATCH
21FLKWAT_WQX140 samples · 2020–2023
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.