What is the cleanest lake in St. Lucie County, Florida?

St Lucie-Margaret Lake in St. Lucie County is the cleanest lake on the readings in St. Lucie County, Florida with an EPA water-quality readings of — and 3.8 feet of water clarity.

How are these rankings calculated?

Nutrients and algae, total phosphorus, nitrogen, chlorophyll-a and turbidity, are read against EPA National Lakes Assessment 2022 condition classes for that lake’s ecoregion. Water clarity (Secchi depth) is measured and shown; it is not the letter. Lakes without enough recent samples are UNRATED, not given an F. Source data comes from the EPA Water Quality Portal.

Cleanest Lakes in St. Lucie County, Florida

St Lucie-Margaret Lake in St. Lucie County leads the rankings on measured clarity and nutrients and 3.8 ft of clarity. Below are the top 5 cleanest monitored lakes in St. Lucie County, Florida, ranked by EPA water quality score.

Ranked List

#	Lake	County	Clarity	Phosphorus	Algae
1	St Lucie-Margaret Lake	St. Lucie	—	3.8 ft	22 µg/L	-
2	St Lucie-Jeffery Lake	St. Lucie	—	6 ft	13 µg/L	-
3	St Lucie-Phillip Lake	St. Lucie	—	4 ft	19 µg/L	-
4	St Lucie-de Witt Lake	St. Lucie	—	2.7 ft	46 µg/L	-
5	Mile Lake	St. Lucie	—	-	-	-

Ranked List

More Answers for St. Lucie County, Florida