Lake Garfield
Polk County, FloridaHypereutrophic
Lake Garfield is a highly nutrient-loaded hypereutrophic lake in Polk County, Florida. Water quality is graded F based on 2 sampling years through 2023. Compared to the 360 other monitored lakes in Polk County, Lake Garfield ranks #327 for water quality.
Source: EPA Water Quality Portal sampling records, Florida DNR, last sampled 2023-08-16. 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 1.1 ft of visibility. Phosphorus level: 130 µg/L. Trophic State Index: 75.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 1.1 ft | F |
| Phosphorus | 130 µg/L | F |
| Chlorophyll-a (Algae) | No data | |
| Trophic State Index (TSI) | 75 | Hypereutrophic |
Very high nutrients, dense algae, poor clarity
Location
County Ranking
Ranked #327 of 361 lakes in Polk County
Cleaner Lakes Within 30 Miles
Lake Garfield holds Grade F. One nearby lake has a higher grade.
See full comparison →Nearby Lakes in Polk 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.
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: 2023-08-16
Monitoring stations: 1
Where to stay near Lake Garfield
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