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 #14 for water quality.

Source: EPA Water Quality Portal sampling records, Florida DNR, last sampled 2025-01-18. Grade methodology: LakeGrade methodology.

Watch Lake-Emma water quality

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

Swimming Safety

Good for swimming, clear water with low algae levels

Water Quality Grade: B, Good

Murky, only visible to about 6.5 ft. Phosphorus level: 12 µg/L. Trophic State Index: 45.

Metric	Value	Grade
Water Clarity (Secchi Depth)	6.5 ft	C
Phosphorus	12 µg/L	A
Chlorophyll-a (Algae)	No data
Trophic State Index (TSI)	45	Mesotrophic

Moderate nutrients, good water quality

Location

Loading map…

County Ranking

Ranked #14 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: 2025-01-18

Monitoring stations: 3

Where to stay near Lake-Emma

Compare lakeside cabins, hotels, and vacation rentals near Lake-Emma in Lake County, Florida — live availability and prices for your trip.

Availability and prices from Stay22 partners (Booking.com, Vrbo, Expedia). We may earn a commission from bookings, at no extra cost to you.