Skip to main content
LakeQuality

Sarasota-Lake-G

D
Grade D — Nutrient-rich
Nutrient-rich · #15 of 30 lakes in the county · 3.8 ft clear · Eutrophic
Eutrophic

Sarasota-Lake-G in Sarasota County, Florida has a water quality grade of D (Nutrient-rich). Water clarity: 3.8 ft visibility. Phosphorus: 77.5 µg/L.

Clarity
3.8 ft
Type
Eutrophic
Trend
Stable

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

Next lake in Sarasota County

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

Loading map…

Sarasota-Lake-G is a productive, nutrient-rich eutrophic 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-Lake-G ranks #15 for water quality.

Source: EPA Water Quality Portal sampling records, FDEP, last sampled 2025-03-07. Grade methodology: LakeQuality methodology.

Watch Sarasota-Lake-G water quality

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

Swimming Safety

Grade only

Bacteria advisory

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-Lake-G

Water Quality Grade: D (Nutrient-rich)

Murky, only visible to about 3.8 ft. Phosphorus level: 77.5 µg/L. Trophic State Index: 62.

MetricValueGrade
Water Clarity (Secchi Depth)3.8 ftNot graded
Phosphorus77.5 µg/LPoor
Chlorophyll-a (Algae)No recent samples
Trophic State Index (TSI)62Eutrophic

High nutrients, frequent algae, reduced clarity

Where to stay near Sarasota-Lake-G

Compare lakeside cabins, hotels, and vacation rentals near Sarasota-Lake-G 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-Lake-G are listed below.

Top-rated places to stay near Sarasota-Lake-G

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-Lake-G

Based on 5 years of monitoring data (2020-2025).

MetricTrendChange/YearYears
Water Clarity Declining-0.3 m/yr5
Phosphorus Improving-2.75 µg/L/yr5
See year-by-year chart →

EPA Impairment Status

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

Causes of impairment

Noxious aquatic plantsPathogens (E. coli, fecal)

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

Source: EPA ATTAINS assessment unit FL1937 · Official waterbody report · Matched by proximity (2.84 km)

Regulated Pollution Sources Nearby

2 EPA-permitted facilities operate within about 5 miles of Sarasota-Lake-G under Clean Water Act (NPDES) discharge permits, including 2 classified by the EPA as major dischargers. 2 facilities have a reported Clean Water Act violation in the past three years.

  • City Of Sarasota Awwtf
    Sarasota · 3.1 mi away · NPDES FL0040771
    MajorRecent violation
  • Sarasota, City Of
    Sarasota · 3.7 mi away · NPDES FLS266141
    MajorRecent 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.

County Ranking

Ranked #15 of 30 lakes in Sarasota County

Nearby Lakes With Higher Grades

Sarasota-Lake-G holds Grade D. One nearby lake has a higher nutrient-and-algae grade — useful for a swim day, not a reason to skip lodging here.

See full comparison →

Nearby Lakes in Sarasota County

Frequently asked questions about Sarasota-Lake-G

Where is Sarasota-Lake-G?

Sarasota-Lake-G 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-Lake-G?

Sarasota-Lake-G in Sarasota County, Florida has a water quality grade of D (Nutrient-rich). Water clarity: 3.8 ft visibility. Phosphorus: 77.5 µg/L.

Is Sarasota-Lake-G 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-Lake-G has a water quality grade of D (Nutrient-rich). Always check local health department advisories before swimming.

Where this data comes from

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

Collected and reported by

  • FLORIDA LAKEWATCH21FLKWAT_WQX322 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

Regulated discharger data from EPA ECHO (ICIS-NPDES)