B

Tanner Lake

Orange County, FloridaMesotrophic

Tanner Lake is a mesotrophic lake in Orange County, Florida. Water quality is graded B based on 2 sampling years through 2025. Compared to the 531 other monitored lakes in Orange County, Tanner Lake ranks #187 for water quality.

Source: EPA Water Quality Portal sampling records, Florida DNR, last sampled 2025-02-11. Grade methodology: LakeGrade methodology.

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Swimming Safety

Good for swimming, clear water with low algae levels

Water Quality Grade: B, Good

Murky, only visible to about 4.9 ft. Phosphorus level: 6 µg/L. Trophic State Index: 42.

Metric	Value	Grade
Water Clarity (Secchi Depth)	4.9 ft	D
Phosphorus	6 µg/L	A
Chlorophyll-a (Algae)	No data
Trophic State Index (TSI)	42	Mesotrophic

Moderate nutrients, good water quality

Location

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County Ranking

Ranked #187 of 532 lakes in Orange County

Cleaner Lakes Within 30 Miles

Tanner Lake holds Grade B. 3 nearby lakes hold higher grades.

See full comparison →

Nearby Lakes in Orange County

Corner Lake @ Center

Orange-Price Lake

More Florida Lake Rankings

Cleanest lakes in Florida

Top 25 by overall water quality score

Best swimming lakes in Florida

Grade A/B + low algae filter

Family fishing lakes in Florida

Panfish-rich, public access

All Florida lakes

Full state directory

Other Grade B Lakes in Florida

Bay-Deer Point Lake

Bay County · Clarity: 4 ft

Brevard-Clear Lake

Brevard County · Clarity: 9.8 ft

Alachua-Santa Fe Painter Canal Lake

Alachua County · Clarity: 5.5 ft

Seminole-Little Howell Lake

Seminole County · Clarity: 5 ft

Marion-Deerback Lake

Marion County · Clarity: 7 ft

Hillsborough-Flynn Lake

Hillsborough County · Clarity: 6 ft

Mesotrophic Lakes in Florida

Bay-Deer Point Lake Brevard-Clear Lake Marion-Deerback Lake Hillsborough-Flynn Lake

Lake Size & Watershed

Watershed (drainage) area

0 sq mi

Surface area

47 acres

Mean depth (est.)

6.2 ft

Shoreline

1.1 mi

Elevation

59 ft

Size, shoreline, and watershed area from HydroLAKES (HydroSHEDS). Mean depth is a modeled estimate.

Data Sources

Water quality data from the EPA Water Quality Portal

Lake size & watershed from HydroLAKES (HydroSHEDS)

Grading methodology based on Metropolitan Council standards

Most recent sample: 2025-02-11

Monitoring stations: 1

Where to stay near Tanner Lake

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