D

Lake Ashby

Volusia County, FloridaHypereutrophic

Lake Ashby is a highly nutrient-loaded hypereutrophic lake in Volusia County, Florida. Water quality is graded D based on 2 sampling years through 2024. Compared to the 76 other monitored lakes in Volusia County, Lake Ashby ranks #67 for water quality.

Source: EPA Water Quality Portal sampling records, Florida DNR, last sampled 2024-08-19. Grade methodology: LakeGrade methodology.

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Swimming Safety

Swimming not recommended, poor water quality with high algae risk

Water Quality Grade: D, Poor

Very murky, less than 1 ft of visibility. Phosphorus level: 96 µg/L. Trophic State Index: 74.

Metric	Value	Grade
Water Clarity (Secchi Depth)	1 ft	F
Phosphorus	96 µg/L	D
Chlorophyll-a (Algae)	No data
Trophic State Index (TSI)	74	Hypereutrophic

Very high nutrients, dense algae, poor clarity

Location

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County Ranking

Ranked #67 of 77 lakes in Volusia County

Cleaner Lakes Within 30 Miles

Lake Ashby holds Grade D. 4 nearby lakes hold higher grades.

See full comparison →

Nearby Lakes in Volusia County

Bglkecentr 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

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Panfish-rich, public access

All Florida lakes

Full state directory

Other Grade D Lakes in Florida

Flagler-Emerald Lake

Flagler County · Clarity: 1.8 ft

Indian River County · Clarity: 2.3 ft

Lake Orlando East

Orange County · Clarity: 2 ft

Orange County · Clarity: 3 ft

Orange County · Clarity: 2 ft

Putnam-Suggs Lake

Putnam County · Clarity: 2 ft

Hypereutrophic Lakes in Florida

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

Lake Size & Watershed

Watershed (drainage) area

21 sq mi

Surface area

828 acres

Mean depth (est.)

18 ft

Shoreline

5.4 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: 2024-08-19

Monitoring stations: 1

Where to stay near Lake Ashby

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