What is the water quality grade for Volusia-Molly Lake?

Volusia-Molly Lake in Volusia County, Florida received a water quality grade of B (Good). Water clarity: 8 ft visibility. Phosphorus: 18.5 µg/L.

Is Volusia-Molly Lake safe to swim in?

Good for swimming, clear water with low algae levels. Volusia-Molly Lake has an overall water quality grade of B. Always check local health department advisories before swimming.

Volusia-Molly Lake

Volusia County, FloridaMesotrophic

Volusia-Molly Lake is a mesotrophic lake in Volusia County, Florida. Water quality is graded B based on 2 sampling years through 2024. Compared to the 76 other monitored lakes in Volusia County, Volusia-Molly Lake ranks #12 for water quality.

Source: EPA Water Quality Portal sampling records, Florida DNR, last sampled 2024-11-14. Grade methodology: LakeGrade methodology.

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Swimming Safety

Good for swimming, clear water with low algae levels

Water Quality Grade: B, Good

Moderate clarity, visible to about 8 ft. Phosphorus level: 18.5 µg/L. Trophic State Index: 47.

Metric	Value	Grade
Water Clarity (Secchi Depth)	8 ft	C
Phosphorus	18.5 µg/L	B
Chlorophyll-a (Algae)	No data
Trophic State Index (TSI)	47	Mesotrophic

Moderate nutrients, good water quality

Location

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County Ranking

Ranked #12 of 77 lakes in Volusia County

Cleaner Lakes Within 30 Miles

Volusia-Molly Lake holds Grade B. 3 nearby lakes hold higher grades.

See full comparison →

Nearby Lakes in Volusia County

Lake Lindley @ Center of South Lobe

Volusia County

Volusia-Mamie Lake

Volusia County

Volusia-North Talmadge Lake

Volusia County

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

Data Sources

Water quality data from the EPA Water Quality Portal

Grading methodology based on Metropolitan Council standards

Most recent sample: 2024-11-14

Monitoring stations: 3

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