Alachua-Moon Lake
Alachua County, FloridaEutrophic
Alachua-Moon Lake is a productive, nutrient-rich eutrophic lake in Alachua County, Florida. Water quality is graded D based on 2 sampling years through 2025. Compared to the 101 other monitored lakes in Alachua County, Alachua-Moon Lake ranks #74 for water quality.
Source: EPA Water Quality Portal sampling records, Florida DNR, last sampled 2025-03-07. 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
Murky, only visible to about 3.5 ft. Phosphorus level: 163 µg/L. Trophic State Index: 68.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 3.5 ft | D |
| Phosphorus | 163 µg/L | F |
| Chlorophyll-a (Algae) | No data | |
| Trophic State Index (TSI) | 68 | Eutrophic |
High nutrients, frequent algae, reduced clarity
Location
County Ranking
Ranked #74 of 102 lakes in Alachua County
Cleaner Lakes Within 30 Miles
Alachua-Moon Lake holds Grade D. One nearby lake has a higher grade.
See full comparison →Nearby Lakes in Alachua County
More Florida Lake Rankings
Other Grade D Lakes in Florida
Eutrophic Lakes in Florida
Data Sources
Water quality data from the EPA Water Quality Portal
Grading methodology based on Metropolitan Council standards
Most recent sample: 2025-03-07
Monitoring stations: 3
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