Duval County Lake Quality
Florida, 4 lakes, measured by Florida DEP
Duval County has 4 monitored lakes — a thin enough sample that one or two stressed lakes can move the county average noticeably. Use the per-lake pages below for what actually matters. 3 of those lakes carry recent nutrient and algae readings. The county-level summary describes that subset, not every water body listed. Most monitored lakes in Duval County carry favourable nutrient and algae readings for Florida.
The county's lakes lean shallow, which makes the readings sensitive to wind, sediment-resuspension, and any nutrient inputs from the watershed. The cleanest measured lake is Duval-Willow Lake.
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Quick Answers for Duval County
Planning a trip? Check special fishing regulations for Duval-Willow Lake — or check the official Florida fishing regulations.
All Lakes in Duval County
4 lakes · 3 ranked on readings, 1 without enough sampling3 lakes ranked on readings · 1 without enough sampling, hidden
| # | Lake | Clarity | Phosphorus | Algae | Trophic | Access |
|---|---|---|---|---|---|---|
| 1 | Duval-Willow LakeDuval | 3 ft | 24 µg/L | No recent samples | No recent samples | ✓ Public |
| 2 | Duv-Queensharlag LakeDuval | 5.3 ft | 27 µg/L | No recent samples | No recent samples | ✓ Public |
| 3 | Duval-Hidden LakeDuval | 7 ft | 15 µg/L | No recent samples | No recent samples | ✓ Public |
| Turner PondDuval | No recent samples | No recent samples | No recent samples | No recent samples | Not recorded |
NR = no nutrient or algae reading on record. The measurements are published as the authority reports them. Where the data comes from.
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Source: the Florida Department of Environmental Protection. See data sources.