Glynn County Lake Quality
Georgia, 1 lakes, average grade D (Poor)
Glynn County has 1 graded 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. On average, Glynn County lakes grade D, with phosphorus loading and reduced clarity showing up across most of the dataset.
The county's lakes lean shallow, which makes the grades sensitive to wind, sediment-resuspension, and any nutrient inputs from the watershed. The cleanest lake on the books is Nla Lake (D); the most-stressed is Nla Lake (D).
Quick Answers for Glynn County
Planning a trip? Check special fishing regulations for Nla Lake — or check the official Georgia fishing regulations.
All Lakes in Glynn County
| Rank | Lake | Grade | Clarity | Phosphorus |
|---|---|---|---|---|
| 1 | Nla Lake | D | 2.9 ft | 216.2 µg/L |
Other Counties in Georgia
See how Glynn County stacks up in the national county water-quality rankings, or browse the full directory of graded lakes across all 36 states.
Where to stay near Glynn County
Top-rated places to stay near Glynn County
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Source: EPA National Aquatic Resource Surveys, 2026.