Lake Pierce North Lobe
Polk County, FloridaEutrophic
Lake Pierce North Lobe 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, Lake Pierce North Lobe ranks #276 for water quality.
Source: EPA Water Quality Portal sampling records, Florida DNR, last sampled 2022-05-26. 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 1.6 ft of visibility. Phosphorus level: 60 µg/L. Trophic State Index: 67.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 1.6 ft | F |
| Phosphorus | 60 µg/L | D |
| Chlorophyll-a (Algae) | No data | |
| Trophic State Index (TSI) | 67 | Eutrophic |
High nutrients, frequent algae, reduced clarity
Location
County Ranking
Ranked #276 of 361 lakes in Polk County
Cleaner Lakes Within 30 Miles
Lake Pierce North Lobe holds Grade D. 4 nearby lakes hold higher grades.
- ALake StarrPolk County · 3.3 mi · Two grade letters higher (D → A)
- BLkmariese LakePolk County · 4.9 mi · Two grade letters higher (D → B)
- CLkevnus LakePolk County · 4.2 mi · Higher grade (D → C)
- DLake Pierce NwPolk County · 0 mi · Higher overall water quality score
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.
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: 2022-05-26
Monitoring stations: 1
Where to stay near Lake Pierce North Lobe
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