Eagle Lake @ Boat Ramp
Polk County, FloridaEutrophic
Eagle Lake @ Boat Ramp is a productive, nutrient-rich eutrophic lake in Polk County, Florida. Water quality is graded D based on 2 sampling years through 2022. Compared to the 360 other monitored lakes in Polk County, Eagle Lake @ Boat Ramp ranks #232 for water quality.
Source: EPA Water Quality Portal sampling records, Florida DNR, last sampled 2022-12-14. Grade methodology: LakeGrade methodology.
Watch Eagle Lake @ Boat Ramp water quality
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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 2.3 ft of visibility. Phosphorus level: 45 µg/L. Trophic State Index: 62.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 2.3 ft | F |
| Phosphorus | 45 µg/L | C |
| Chlorophyll-a (Algae) | No data | |
| Trophic State Index (TSI) | 62 | Eutrophic |
High nutrients, frequent algae, reduced clarity
Location
County Ranking
Ranked #232 of 361 lakes in Polk County
Cleaner Lakes Within 30 Miles
Eagle Lake @ Boat Ramp holds Grade D. 2 nearby lakes hold higher grades.
- CPolk-Eagle LakePolk County · 0.5 mi · Higher grade (D → C)
- CPolk-Dinner LakePolk County · 1.8 mi · Higher grade (D → C)
Nearby Lakes in Polk 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.
Regulated Pollution Sources Nearby
1 EPA-permitted facility operate within about 5 miles of Eagle Lake @ Boat Ramp under Clean Water Act (NPDES) discharge permits, including 1 classified by the EPA as major discharger.
- Eagle Lake, City OfEagle Lake · 0.4 mi away · NPDES FLS266647Major
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: 2022-12-14
Monitoring stations: 1
Where to stay near Eagle Lake @ Boat Ramp
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