F

Lake Monroe

Volusia County, FloridaHypereutrophic

Lake Monroe is a highly nutrient-loaded hypereutrophic lake in Volusia County, Florida. Water quality is graded F based on 2 sampling years through 2020. Compared to the 76 other monitored lakes in Volusia County, Lake Monroe ranks #69 for water quality.

Source: EPA Water Quality Portal sampling records, Florida DNR, last sampled 2020-08-17. Grade methodology: LakeGrade methodology.

Watch Lake Monroe water quality

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

Swimming Safety

Avoid swimming, very poor water quality, potential algae toxins

Water Quality Grade: F, Very Poor

Very murky, less than 1.6 ft of visibility. Phosphorus level: 130 µg/L. Trophic State Index: 72.

Metric	Value	Grade
Water Clarity (Secchi Depth)	1.6 ft	F
Phosphorus	130 µg/L	F
Chlorophyll-a (Algae)	No data
Trophic State Index (TSI)	72	Hypereutrophic

Very high nutrients, dense algae, poor clarity

Location

Loading map…

County Ranking

Ranked #69 of 77 lakes in Volusia County

Cleaner Lakes Within 30 Miles

Lake Monroe holds Grade F. 3 nearby lakes hold higher grades.

See full comparison →

Nearby Lakes in Volusia County

Gleasoncen 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 F Lakes in Florida

Polk-Little Bass Lake

Polk County · Clarity: 1.3 ft

Polk-Big Bass Lake

Polk County · Clarity: 1 ft

Alachua-Wauberg Lake

Alachua County · Clarity: 2.4 ft

Hillsborough County · Clarity: 1.3 ft

Brevard County · Clarity: 1.6 ft

Highlands-Wolf Lake

Highlands County · Clarity: 1 ft

Hypereutrophic Lakes in Florida

Polk-Little Bass Lake Alicetst Lake Polk-Big Bass Lake Lake Roberta

Lake Size & Watershed

Watershed (drainage) area

2,743 sq mi

Surface area

8,199 acres

Mean depth (est.)

20 ft

Shoreline

19.1 mi

Elevation

-10 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: 2020-08-17

Monitoring stations: 1

Where to stay near Lake Monroe

Compare lakeside cabins, hotels, and vacation rentals near Lake Monroe in Volusia 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.