Lake Harris
Lake Harris in Lake County, Florida has a water quality grade of B (Good). Water clarity: 2.3 ft visibility. Phosphorus: 32 µg/L.
- Clarity
- 2.3 ft
- Type
- Eutrophic
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Lake Harris is a productive, nutrient-rich eutrophic lake in Lake County, Florida. Water quality is graded B based on 1 sampling years through 2025. Compared to the 127 other monitored lakes in Lake County, Lake Harris ranks #79 for water quality.
Source: EPA Water Quality Portal sampling records, FDEP, last sampled 2025-01-29. Grade methodology: LakeQuality methodology.
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Swimming Safety
Grade onlyLimited data
Based on clarity and algae grades from past sampling — we do not hold live water temperature and a current cyanobacteria reading for this lake. Check your state or county health department before you swim.
Good for swimming, clear water with low algae levels
Water Quality Grade: B (Good)
Very murky, less than 2.3 ft of visibility. Phosphorus level: 32 µg/L. Trophic State Index: 60.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 2.3 ft | Not graded |
| Phosphorus | 32 µg/L | Good |
| Chlorophyll-a (Algae) | No recent samples | |
| Trophic State Index (TSI) | 60 | Eutrophic |
High nutrients, frequent algae, reduced clarity
Where to stay near Lake Harris
Compare lakeside cabins, hotels, and vacation rentals near Lake Harris in Lake 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 Lake Harris
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Fishing Lake Harris
EPA Impairment Status
Lake Harris is officially listed as impaired under Clean Water Act §303(d) in the 2022 EPA reporting cycle (IR category 4A).
Causes of impairment
A Total Maximum Daily Load (TMDL) plan has been approved.
Source: EPA ATTAINS assessment unit FL2838A · Official waterbody report
County Ranking
Ranked #79 of 128 lakes in Lake County
Nearby Lakes in Lake County
Frequently asked questions about Lake Harris
Where is Lake Harris?
- Lake Harris is a lake in Lake County, Florida. LakeQuality grades it B for nutrients and algae. The letter is not a swimming clearance.
What is the water quality grade for Lake Harris?
- Lake Harris in Lake County, Florida has a water quality grade of B (Good). Water clarity: 2.3 ft visibility. Phosphorus: 32 µg/L.
Is Lake Harris safe to swim in?
- Good for swimming, clear water with low algae levels. Lake Harris has a water quality grade of B (Good). Always check local health department advisories before swimming.
Explore Lake Harris across LakeQuality
More Florida Lake Rankings
Other Grade B Lakes in Florida
Eutrophic Lakes in Florida
Where this data comes from
36 measurements from 6 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 samples28 samples · 2022–2024
- Submitting organization not recorded for these samples8 samples · 2024–2025
Monitoring station identifiers (6)
Grade thresholds from the EPA National Lakes Assessment (EPA 841-R-24-006, Table 6-3), applied by ecoregion. See how grades are calculated and data sources.
Other records on this page
Impairment status from EPA ATTAINS 303(d) database