Lawrence County Lake Quality
Alabama, 2 lakes, average grade B (Good)
Only 2 lakes in Lawrence County carry an active grade. The county-level summary is therefore representative of those specific lakes, not necessarily of every water body in the county. With an average grade of B, Lawrence 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 Sinl Lake (A); the most-stressed is Turl Lake (C).
Quick Answers for Lawrence County
Planning a trip? Check special fishing regulations for Sinl Lake — or check the official Alabama fishing regulations.
All Lakes in Lawrence County
| Rank | Lake | Grade | Clarity | Phosphorus |
|---|---|---|---|---|
| 1 | Sinl Lake | A | 14.5 ft | 22.5 µg/L |
| 2 | Turl Lake | C | 5 ft | 33 µg/L |
Other Counties in Alabama
See how Lawrence County stacks up in the national county water-quality rankings, or browse the full directory of graded lakes across all 34 states.
Where to stay near Lawrence County
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Source: EPA National Aquatic Resource Surveys, 2026.