Sarasota-Sundrop Lake
Sarasota County, FloridaView mapDirections
Florida DEP publishes the water-quality measurements for Sarasota-Sundrop Lake. Here is what has been measured.
- Eutrophic
- Limited data
Sarasota-Sundrop Lake in Sarasota County, Florida has water-quality measurements published by Florida DEP, shown here as reported. Water clarity: 3.3 ft visibility. Phosphorus: 34 µg/L.
Sarasota-Sundrop Lake is a productive, nutrient-rich eutrophic lake in Sarasota County, Florida. Compared to the 29 other monitored lakes in Sarasota County, Sarasota-Sundrop Lake ranks #8 for water quality.
Source: EPA Water Quality Portal sampling records, FDEP, last sampled 2023-02-27. Methodology: how these readings are compared.
Swimming conditions
Readings onlyLimited data
Based on clarity and algae readings from past sampling — there is no live water temperature and a current cyanobacteria reading for this lake. Check your state or county health department before you swim.
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Sarasota-Sundrop Lake is safe to swim in today is a call for the Florida Department of Environmental Protection and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.
Water quality measurements for Sarasota-Sundrop Lake
These are the measurements Florida DEP publishes for Sarasota-Sundrop Lake, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.
Very murky, less than 3.3 ft of visibility. Phosphorus 34 µg/L. TSI 58.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | 3.3ft | Measured, not scored How deep a black-and-white disk stays visible from the surface. Higher is clearer. |
| Total phosphorus | 34µg/L | Good GoodFairPoor |
| Chlorophyll-a (algae) | No reading The green pigment in algae — a direct measure of how much algae is in the water. | |
| Trophic state (TSI)Carlson's 0–100 index of how much algae a lake can support, from clarity, phosphorus and chlorophyll-a. | 58 | Eutrophic OligotrophicMesotrophicEutrophicHypereutrophic |
High nutrients, frequent algae, reduced clarity
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Fishing Sarasota-Sundrop Lake
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.
Nearby Lakes in Sarasota County
Frequently asked questions about Sarasota-Sundrop Lake
Where is Sarasota-Sundrop Lake?
- Sarasota-Sundrop Lake is a lake in Sarasota County, Florida. Its water-quality measurements are published by Florida DEP and shown on this page as reported.
What is the water quality of Sarasota-Sundrop Lake?
- Sarasota-Sundrop Lake in Sarasota County, Florida has water-quality measurements published by Florida DEP, shown here as reported. Water clarity: 3.3 ft visibility. Phosphorus: 34 µg/L.
Is Sarasota-Sundrop Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
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Where this data comes from
35 measurements from 2 monitoring stations, 2022–2023. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- FLORIDA LAKEWATCH
21FLKWAT_WQX35 samples · 2022–2023
Monitoring station identifiers (2)
EPA condition classes from the National Lakes Assessment (EPA 841-R-24-006, Table 6-3), applied by ecoregion. See where the data comes from and data sources.
Other records on this page
Regulated discharger data from EPA ECHO (ICIS-NPDES)