B

Lake Emma

Lake County, FloridaMesotrophic

Lake Emma is a mesotrophic lake in Lake County, Florida. Water quality is graded B based on 2 sampling years through 2025. Compared to the 316 other monitored lakes in Lake County, Lake Emma ranks #32 for water quality.

Source: EPA Water Quality Portal sampling records, Florida DNR, last sampled 2025-01-29. Grade methodology: LakeGrade methodology.

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Swimming Safety

Good for swimming, clear water with low algae levels

Water Quality Grade: B, Good

Good clarity, visible to about 10.2 ft. Phosphorus level: 18 µg/L. Trophic State Index: 45.

Metric	Value	Grade
Water Clarity (Secchi Depth)	10.2 ft	B
Phosphorus	18 µg/L	B
Chlorophyll-a (Algae)	No data
Trophic State Index (TSI)	45	Mesotrophic

Moderate nutrients, good water quality

Location

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County Ranking

Ranked #32 of 317 lakes in Lake County

Cleaner Lakes Within 30 Miles

Lake Emma holds Grade B. One nearby lake has a higher grade.

A
Lkspencr Lake
Lake County · 1 mi · Higher grade (B → A)

See full comparison →

Nearby Lakes in Lake County

Plrvvillacity 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

151 acres

Mean depth (est.)

13.5 ft

Shoreline

1.8 mi

Elevation

89 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: 2025-01-29

Monitoring stations: 1

Where to stay near Lake Emma

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