Alligator Lake Outlet
Walton County, FloridaEutrophic
Alligator Lake Outlet is a productive, nutrient-rich eutrophic lake in Walton County, Florida. Water quality is graded C based on 2 sampling years through 2025. Compared to the 108 other monitored lakes in Walton County, Alligator Lake Outlet ranks #81 for water quality.
Source: EPA Water Quality Portal sampling records, Florida DNR, last sampled 2025-01-26. Grade methodology: LakeGrade methodology.
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Swimming Safety
Generally safe for swimming, moderate water quality
Water Quality Grade: C, Fair
Very murky, less than 2 ft of visibility. Phosphorus level: 14.5 µg/L. Trophic State Index: 55.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 2 ft | F |
| Phosphorus | 14.5 µg/L | A |
| Chlorophyll-a (Algae) | No data | |
| Trophic State Index (TSI) | 55 | Eutrophic |
High nutrients, frequent algae, reduced clarity
Location
County Ranking
Ranked #81 of 109 lakes in Walton County
Nearby Lakes in Walton County
More Florida Lake Rankings
Other Grade C Lakes in Florida
Orange County · Clarity: 3.5 ft
Seminole County · Clarity: 4.5 ft
Seminole County · Clarity: 2.9 ft
Polk County · Clarity: 3.5 ft
Volusia County · Clarity: 4.5 ft
Seminole County · Clarity: 3 ft
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: 2025-01-26
Monitoring stations: 1
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