What is the cleanest lake in Okaloosa County, Florida?

Okaloosa-Roberts Lake in Okaloosa County is the cleanest lake on the readings in Okaloosa County, Florida with an EPA water-quality readings of — and 4.5 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 Okaloosa County, Florida

Okaloosa-Roberts Lake in Okaloosa County leads the rankings on measured clarity and nutrients and 4.5 ft of clarity. Below are the top 15 cleanest monitored lakes in Okaloosa County, Florida, ranked by EPA water quality score.

Ranked List

#	Lake	County	Clarity	Phosphorus	Algae
1	Okaloosa-Roberts Lake	Okaloosa	—	4.5 ft	7.5 µg/L	-
2	Robert'S Lake	Okaloosa	—	4.5 ft	7 µg/L	-
3	Okaloosa-Cba Bass Lake	Okaloosa	—	1.5 ft	31.5 µg/L	-
4	Bass Lake From Mooney Road	Okaloosa	—	1.5 ft	26 µg/L	-
5	Bass Lake From Fort Walton Beach Golf Course	Okaloosa	—	1.5 ft	23 µg/L	-
6	Twin Lakes	Okaloosa	—	2 ft	515 µg/L	-
7	Twin Lake South Lobe	Okaloosa	—	2 ft	440 µg/L	-
8	Ward Bay	Okaloosa	—	-	-	-
9	Kemmons Pond	Okaloosa	—	-	-	-
10	Pippin Lake	Okaloosa	—	-	-	-
11	Jack Lake	Okaloosa	—	-	-	-
12	Lower Memorial Lake	Okaloosa	—	-	-	-
13	Bens Lake	Okaloosa	—	-	-	-
14	Lake Lorraine	Okaloosa	—	-	-	-
15	Prairie Ponds	Okaloosa	—	-	-	-

Ranked List

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