C

Mccoy Lake

Orange County, FloridaEutrophic

Mccoy Lake is a productive, nutrient-rich eutrophic lake in Orange County, Florida. Water quality is graded C based on 2 sampling years through 2025. Compared to the 531 other monitored lakes in Orange County, Mccoy Lake ranks #274 for water quality.

Source: EPA Water Quality Portal sampling records, Florida DNR, last sampled 2025-02-20. Grade methodology: LakeGrade methodology.

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Swimming Safety

Generally safe for swimming, moderate water quality

Water Quality Grade: C, Fair

Murky, only visible to about 4.9 ft. Phosphorus level: 20 µg/L. Trophic State Index: 51.

Metric	Value	Grade
Water Clarity (Secchi Depth)	4.9 ft	D
Phosphorus	20 µg/L	B
Chlorophyll-a (Algae)	No data
Trophic State Index (TSI)	51	Eutrophic

High nutrients, frequent algae, reduced clarity

Location

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County Ranking

Ranked #274 of 532 lakes in Orange County

Cleaner Lakes Within 30 Miles

Mccoy Lake holds Grade C. 4 nearby lakes hold higher grades.

See full comparison →

Nearby Lakes in Orange County

More Florida Lake Rankings

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Top 25 by overall water quality score

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Grade A/B + low algae filter

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Panfish-rich, public access

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Full state directory

Other Grade C Lakes in Florida

Eastern Lake Outlet

Walton County · Clarity: 4.2 ft

Seminole-Secret Lake

Seminole County · Clarity: 4.5 ft

Seminole County · Clarity: 2.9 ft

Polk-Fannie Lake

Polk County · Clarity: 3.5 ft

Volusia-North Talmadge Lake

Volusia County · Clarity: 4.5 ft

Seminole-Spring Lake

Seminole County · Clarity: 3 ft

Eutrophic Lakes in Florida

Flagler-Emerald Lake Eastern Lake Outlet Seminole-Secret Lake Ftt Lake

Lake Size & Watershed

Watershed (drainage) area

2 sq mi

Surface area

49 acres

Mean depth (est.)

9.2 ft

Shoreline

1.4 mi

Elevation

72 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: 2025-02-20

Monitoring stations: 2

Where to stay near Mccoy Lake

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