Skip to main content
LakeQuality

Sarasota-Cormorant Lake

D
Grade D — Nutrient-rich
Nutrient-rich · #17 of 30 lakes in the county · 2.4 ft clear · Hypereutrophic · from F
Hypereutrophic

Sarasota-Cormorant Lake in Sarasota County, Florida has a water quality grade of D (Nutrient-rich). Water clarity: 2.4 ft visibility. Phosphorus: 164.5 µg/L.

Clarity
2.4 ft
Type
Hypereutrophic
Trend
Stable

Grade D measures nutrients and algae, not whether this is a good place for a cabin trip. Cabins and rentals near Sarasota-Cormorant Lake

Next lake in Sarasota County

Swipe left or right on this bar to open the next or previous lake.

Loading map…

Sarasota-Cormorant Lake is a highly nutrient-loaded hypereutrophic lake in Sarasota County, Florida. Water quality is graded D based on 1 sampling years through 2025. Water clarity is declining over recent sampling years. Compared to the 29 other monitored lakes in Sarasota County, Sarasota-Cormorant Lake ranks #17 for water quality.

Source: EPA Water Quality Portal sampling records, FDEP, last sampled 2025-02-11. Grade methodology: LakeQuality methodology.

Watch Sarasota-Cormorant Lake water quality

Subscribe for LakeQuality updates by email. No spam, unsubscribe anytime.

Swimming Safety

Grade only

Elevated nutrients

Based on clarity and algae grades from past sampling — we do not hold live water temperature and a current cyanobacteria reading for this lake. Check your state or county health department before you swim.

Nutrients and algae run higher than average — check local advisories before swimming, and skip the water if you see scum

Get alerts for Sarasota-Cormorant Lake

Water Quality Grade: D (Nutrient-rich)

Very murky, less than 2.4 ft of visibility. Phosphorus level: 164.5 µg/L. Trophic State Index: 71.

MetricValueGrade
Water Clarity (Secchi Depth)2.4 ftNot graded
Phosphorus164.5 µg/LPoor
Chlorophyll-a (Algae)No recent samples
Trophic State Index (TSI)71Hypereutrophic

Very high nutrients, dense algae, poor clarity

Where to stay near Sarasota-Cormorant Lake

Compare lakeside cabins, hotels, and vacation rentals near Sarasota-Cormorant Lake in Sarasota County, Florida — live availability and prices for your trip. Switch the map to Satellite to see the lake and how close each stay is to the water. The water-quality grade measures nutrients and algae, not lodging — cabins and rentals around Sarasota-Cormorant Lake are listed below.

Top-rated places to stay near Sarasota-Cormorant Lake

Availability and prices from Stay22 partners (Booking.com, Vrbo, Expedia). We may earn a commission from bookings, at no extra cost to you.

Planning a whole trip? See where to stay at Florida’s top lakes →

Fishing Sarasota-Cormorant Lake

Based on 6 years of monitoring data (2020-2025).

MetricTrendChange/YearYears
Water Clarity Declining-0.25 m/yr2
Phosphorus Improving-4.47 µg/L/yr6
See year-by-year chart →

EPA Impairment Status

Sarasota-Cormorant Lake is officially listed as impaired under Clean Water Act §303(d) in the 2022 EPA reporting cycle (IR category 5).

Causes of impairment

Algal growthMercuryOxygen depletion (low DO)

A Total Maximum Daily Load (TMDL) plan has been approved.

Source: EPA ATTAINS assessment unit FL1975 · Official waterbody report · Matched by proximity (0.87 km)

County Ranking

Ranked #17 of 30 lakes in Sarasota County

Nearby Lakes in Sarasota County

Frequently asked questions about Sarasota-Cormorant Lake

Where is Sarasota-Cormorant Lake?

Sarasota-Cormorant Lake is a lake in Sarasota County, Florida. LakeQuality grades it D for nutrients and algae. The letter is not a swimming clearance.

What is the water quality grade for Sarasota-Cormorant Lake?

Sarasota-Cormorant Lake in Sarasota County, Florida has a water quality grade of D (Nutrient-rich). Water clarity: 2.4 ft visibility. Phosphorus: 164.5 µg/L.

Is Sarasota-Cormorant Lake safe to swim in?

Nutrients and algae run higher than average — check local advisories before swimming, and skip the water if you see scum. Sarasota-Cormorant Lake has a water quality grade of D (Nutrient-rich). Always check local health department advisories before swimming.

Where this data comes from

108 measurements from 3 monitoring stations, 2020–2025. Retrieved from the EPA Water Quality Portal on 2026-08-02.

Collected and reported by

  • FLORIDA LAKEWATCH21FLKWAT_WQX108 samples · 2020–2025
Monitoring station identifiers (3)

Grade thresholds from the EPA National Lakes Assessment (EPA 841-R-24-006, Table 6-3), applied by ecoregion. See how grades are calculated and data sources.

Other records on this page

Impairment status from EPA ATTAINS 303(d) database