Orange-Margaret Lake
Orange County, FloridaView mapDirections
Florida DEP publishes the water-quality measurements for Orange-Margaret Lake. Here is what has been measured.
- Eutrophic
Orange-Margaret Lake in Orange County, Florida has water-quality measurements published by Florida DEP, shown here as reported. Water clarity: 4.5 ft visibility. Phosphorus: 27.5 µg/L.
Orange-Margaret Lake is a productive, nutrient-rich eutrophic lake in Orange County, Florida. Overall water quality is improving over recent sampling years. Compared to the 319 other monitored lakes in Orange County, Orange-Margaret Lake ranks #203 for water quality.
Source: EPA Water Quality Portal sampling records, FDEP, last sampled 2022-09-05. 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-Margaret 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-Margaret Lake
These are the measurements Florida DEP publishes for Orange-Margaret 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 27.5 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 | 27.5µg/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-Margaret Lake
Water Quality Trend: Improving
Based on 5 years of monitoring (2020–2024).
Water clarity
Improving5 years
Phosphorus
Improving-1.95 µg/L/yr5 years
Nearby Lakes in Orange County
Frequently asked questions about Orange-Margaret Lake
Where is Orange-Margaret Lake?
- Orange-Margaret 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-Margaret Lake?
- Orange-Margaret Lake in Orange County, Florida has water-quality measurements published by Florida DEP, shown here as reported. Water clarity: 4.5 ft visibility. Phosphorus: 27.5 µg/L.
Is Orange-Margaret Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Explore Orange-Margaret Lake across LakeQuality
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Where this data comes from
54 measurements from 3 monitoring stations, 2020–2022. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- FLORIDA LAKEWATCH
21FLKWAT_WQX54 samples · 2020–2022
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.