Barren County Lake Quality
Kentucky, 1 lakes, average grade B (Good)
Only 1 lakes in Barren 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, Barren 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 Barren River Lake (B); the most-stressed is Barren River Lake (B).
Quick Answers for Barren County
Planning a trip? Check special fishing regulations for Barren River Lake — or check the official Kentucky fishing regulations.
All Lakes in Barren County
| Rank | Lake | Grade | Clarity | Phosphorus |
|---|---|---|---|---|
| 1 | Barren River Lake | B | - | 17.2 µg/L |
Other Counties in Kentucky
See how Barren 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 Barren County
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Source: EPA National Aquatic Resource Surveys, 2026.