Boyle County Lake Quality
Kentucky, 1 lakes, average grade (Not rated)
Only 1 lakes in Boyle 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.
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 Herrington Lake (—); the most-stressed is Herrington Lake (—).
Quick Answers for Boyle County
Planning a trip? Check special fishing regulations for Herrington Lake — or check the official Kentucky fishing regulations.
All Lakes in Boyle County
| Rank | Lake | Grade | Clarity | Phosphorus |
|---|---|---|---|---|
| 1 | Herrington Lake | 3.3 ft | - |
Other Counties in Kentucky
See how Boyle County stacks up in the national county water-quality rankings, or browse the full directory of graded lakes across all 36 states and 2 Canadian provinces.
Where to stay near Boyle County
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Source: EPA National Aquatic Resource Surveys, 2026.