Fannin County Lake Quality
Georgia, 2 lakes, average grade B (Good)
Fannin County has 2 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. With an average grade of B, Fannin County sits comfortably above the {{stateName}} median.
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 Lake Blue Ridge (B); the most-stressed is Nla Lake (C).
Quick Answers for Fannin County
Planning a trip? Check special fishing regulations for Lake Blue Ridge — or check the official Georgia fishing regulations.
All Lakes in Fannin County
| Rank | Lake | Grade | Clarity | Phosphorus |
|---|---|---|---|---|
| 1 | Lake Blue Ridge | B | 9.4 ft | - |
| 2 | Nla Lake | C | 10.6 ft | 19000 µg/L |
Other Counties in Georgia
See how Fannin 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 Fannin County
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Source: EPA National Aquatic Resource Surveys, 2026.