Lake Okeechobee @ Clewiston Boat Ramp
Hendry County, FloridaHypereutrophic
Lake Okeechobee @ Clewiston Boat Ramp is a highly nutrient-loaded hypereutrophic lake in Hendry County, Florida. Water quality is graded F based on 2 sampling years through 2021. Compared to the 2 other monitored lakes in Hendry County, Lake Okeechobee @ Clewiston Boat Ramp ranks #3 for water quality.
Source: EPA Water Quality Portal sampling records, Florida DNR, last sampled 2021-12-06. Grade methodology: LakeGrade methodology.
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Swimming Safety
Avoid swimming, very poor water quality, potential algae toxins
Water Quality Grade: F, Very Poor
Very murky, less than 1.3 ft of visibility. Phosphorus level: 120 µg/L. Trophic State Index: 73.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 1.3 ft | F |
| Phosphorus | 120 µg/L | F |
| Chlorophyll-a (Algae) | No data | |
| Trophic State Index (TSI) | 73 | Hypereutrophic |
Very high nutrients, dense algae, poor clarity
Location
County Ranking
Ranked #3 of 3 lakes in Hendry County
Cleaner Lakes Within 30 Miles
Lake Okeechobee @ Clewiston Boat Ramp holds Grade F. 2 nearby lakes hold higher grades.
- DLake OkeechobeePalm Beach County · 4.5 mi · Higher grade (F → D)
- DPalmout LakeGlades County · 5 mi · Higher grade (F → D)
Nearby Lakes in Hendry County
More Florida Lake Rankings
Other Grade F Lakes in Florida
Hypereutrophic Lakes in Florida
Lake Size & Watershed
Size, shoreline, and watershed area from HydroLAKES (HydroSHEDS). Mean depth is a modeled estimate.
Regulated Pollution Sources Nearby
1 EPA-permitted facility operate within about 5 miles of Lake Okeechobee @ Clewiston Boat Ramp under Clean Water Act (NPDES) discharge permits, including 1 classified by the EPA as major discharger. 1 facility has a reported Clean Water Act violation in the past three years.
- City Of Clewiston WwtpClewiston · 3 mi away · NPDES FL0040665MajorRecent violation
Facilities permitted to discharge under the Clean Water Act within ~5 miles; proximity does not by itself mean a facility affects this lake. Source: EPA ECHO (ICIS-NPDES), as of 2026-07.
Data Sources
Water quality data from the EPA Water Quality Portal
Regulated discharger data from EPA ECHO (ICIS-NPDES)
Lake size & watershed from HydroLAKES (HydroSHEDS)
Grading methodology based on Metropolitan Council standards
Most recent sample: 2021-12-06
Monitoring stations: 1
Where to stay near Lake Okeechobee @ Clewiston Boat Ramp
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