Sumter-Okahumpka Lake
Sumter County, FloridaEutrophic
Sumter-Okahumpka Lake is a productive, nutrient-rich eutrophic lake in Sumter County, Florida. Water quality is graded D based on 2 sampling years through 2021. Compared to the 19 other monitored lakes in Sumter County, Sumter-Okahumpka Lake ranks #14 for water quality.
Source: EPA Water Quality Portal sampling records, Florida DNR, last sampled 2021-12-18. Grade methodology: LakeGrade methodology.
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Swimming Safety
Swimming not recommended, poor water quality with high algae risk
Water Quality Grade: D, Poor
Very murky, less than 1.8 ft of visibility. Phosphorus level: 32 µg/L. Trophic State Index: 61.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 1.8 ft | F |
| Phosphorus | 32 µg/L | C |
| Chlorophyll-a (Algae) | No data | |
| Trophic State Index (TSI) | 61 | Eutrophic |
High nutrients, frequent algae, reduced clarity
Location
County Ranking
Ranked #14 of 20 lakes in Sumter County
Cleaner Lakes Within 30 Miles
Sumter-Okahumpka Lake holds Grade D. 4 nearby lakes hold higher grades.
- BLake Deaton @ CenterSumter County · 1.5 mi · Two grade letters higher (D → B)
- BLkokahmpka LakeSumter County · 0.2 mi · Two grade letters higher (D → B)
- BSumter-Deaton LakeSumter County · 1.4 mi · Two grade letters higher (D → B)
- CHddnlakeSumter County · 1.3 mi · Higher grade (D → C)
Nearby Lakes in Sumter County
More Florida Lake Rankings
Other Grade D Lakes in Florida
Eutrophic Lakes in Florida
Lake Size & Watershed
Size, shoreline, and watershed area from HydroLAKES (HydroSHEDS). Mean depth is a modeled estimate.
Data Sources
Water quality data from the EPA Water Quality Portal
Lake size & watershed from HydroLAKES (HydroSHEDS)
Grading methodology based on Metropolitan Council standards
Most recent sample: 2021-12-18
Monitoring stations: 3
Where to stay near Sumter-Okahumpka Lake
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