Sarasota-Sundrop Lake
Sarasota County, FloridaEutrophic
Sarasota-Sundrop Lake is a productive, nutrient-rich eutrophic lake in Sarasota County, Florida. Water quality is graded C based on 2 sampling years through 2023. Compared to the 37 other monitored lakes in Sarasota County, Sarasota-Sundrop Lake ranks #9 for water quality.
Source: EPA Water Quality Portal sampling records, Florida DNR, last sampled 2023-02-27. 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 3.3 ft of visibility. Phosphorus level: 34 µg/L. Trophic State Index: 58.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 3.3 ft | D |
| Phosphorus | 34 µg/L | C |
| Chlorophyll-a (Algae) | No data | |
| Trophic State Index (TSI) | 58 | Eutrophic |
High nutrients, frequent algae, reduced clarity
Location
County Ranking
Ranked #9 of 38 lakes in Sarasota County
Nearby Lakes in Sarasota County
More Florida Lake Rankings
Other Grade C Lakes in Florida
Orange County · Clarity: 3.5 ft
Walton County · Clarity: 4.2 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
Eutrophic Lakes in Florida
Regulated Pollution Sources Nearby
1 EPA-permitted facility operate within about 5 miles of Sarasota-Sundrop Lake under Clean Water Act (NPDES) discharge permits, including 1 classified by the EPA as major discharger. 1 facility has a reported Clean Water Act violation in the past three years.
- Sarasota Co & Co App - MS4Sarasota · 1.5 mi away · NPDES FLS000004MajorRecent violation
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)
Grading methodology based on Metropolitan Council standards
Most recent sample: 2023-02-27
Monitoring stations: 2
Where to stay near Sarasota-Sundrop Lake
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