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LakeQuality

Venice Gardens Lake

D
Grade D — Nutrient-rich
Nutrient-rich · #29 of 30 lakes in the county · 1 ft clear · Hypereutrophic · from F
Hypereutrophic

Venice Gardens Lake in Sarasota County, Florida has a water quality grade of D (Nutrient-rich). Water clarity: 1 ft visibility. Phosphorus: 177 µg/L.

Clarity
1 ft
Typical in August
86°F
Type
Hypereutrophic
Trend
Declining

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

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

Source: EPA Water Quality Portal sampling records, FDEP, last sampled 2025-07-31. Grade methodology: LakeQuality methodology.

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Swimming Safety

Grade only

Bacteria D

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.

D
Bacteria swim-safety grade: D
from E. coli testing · 247 samples, 8 seasons

Based on E. coli testing, Venice Gardens Lake frequently exceeded the EPA safe-swimming threshold (235 MPN/100mL) — on 21.1% of 247 samples across 8 seasons.

This is a historical summary of past testing, not a current condition — bacteria levels change quickly, especially after rain. Always check Florida’s current beach and health-department advisories before swimming.

Get alerts for Venice Gardens Lake

Water Quality Grade: D (Nutrient-rich)

Very murky, less than 1 ft of visibility. Phosphorus level: 177 µg/L. Trophic State Index: 78.

MetricValueGrade
Water Clarity (Secchi Depth)1 ftNot graded
Phosphorus177 µg/LPoor
Chlorophyll-a (Algae)No recent samples
Trophic State Index (TSI)78Hypereutrophic

Very high nutrients, dense algae, poor clarity

Where to stay near Venice Gardens Lake

Compare lakeside cabins, hotels, and vacation rentals near Venice Gardens 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 Venice Gardens Lake are listed below.

Top-rated places to stay near Venice Gardens 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 →

Water Temperature

Venice Gardens Lake typically sits around 86°F at the surface in August. Summer average is about 86°F. Usually warmest in Jul (about 87°F) and coldest in Jan (about 64°F). These are typical values by month — not a live reading.

Jan
64°
Feb
70°
Mar
73°
Apr
79°
May
82°
Jun
85°
Jul
87°
Aug
86°
Sep
84°
Oct
79°
Nov
69°
Dec
66°

Typical surface water temperature by month, from 282 field readings (20152025) via the EPA Water Quality Portal. See the full Venice Gardens Lake water temperature breakdown →

Fishing Venice Gardens Lake

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

MetricTrendChange/YearYears
Water Clarity Stable0 m/yr2
Phosphorus Declining+22.93 µg/L/yr6
See year-by-year chart →

EPA Impairment Status

Venice Gardens Lake 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 plantsOxygen depletion (low DO)

Source: EPA ATTAINS assessment unit FL2030A · Official waterbody report · Matched by proximity (2.13 km)

County Ranking

Ranked #29 of 30 lakes in Sarasota County

Nearby Lakes in Sarasota County

Frequently asked questions about Venice Gardens Lake

Where is Venice Gardens Lake?

Venice Gardens 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 Venice Gardens Lake?

Venice Gardens Lake in Sarasota County, Florida has a water quality grade of D (Nutrient-rich). Water clarity: 1 ft visibility. Phosphorus: 177 µg/L.

Is Venice Gardens Lake safe to swim in?

Based on E. coli testing, Venice Gardens Lake frequently exceeded the EPA safe-swimming threshold (235 MPN/100mL) — on 21.1% of 247 samples across 8 seasons. That works out to a bacteria swim-safety grade of D — a historical summary of past testing, not a current reading. Venice Gardens Lake has a water quality grade of D (Nutrient-rich). Bacteria levels can spike quickly after heavy rain, so always check Florida's current beach and health-department advisories before you swim.

What is the water temperature of Venice Gardens Lake?

Venice Gardens Lake typically sits around 86°F at the surface in August, from 282 EPA Water Quality Portal field readings (2015–2025). That is a typical value for the month, not a live reading.

Where this data comes from

173 measurements from 4 monitoring stations, 2020–2025. Retrieved from the EPA Water Quality Portal on 2026-08-02.

Collected and reported by

  • Submitting organization not recorded for these samples169 samples · 2020–2025
  • Submitting organization not recorded for these samples4 samples · 2023–2024
Monitoring station identifiers (4)

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