Buffalo County Lake Quality
Nebraska, 3 lakes, average grade C (Fair)
Buffalo County has 3 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. Buffalo County averages to a C. The distribution behind that average matters more than the letter: a few stressed lakes versus many decent ones can produce the same average as the inverse.
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 Buffalo County
Planning a trip? Check special fishing regulations for Nla Lake — or check the official Nebraska fishing regulations.
All Lakes in Buffalo County
| Rank | Lake | Grade | Clarity | Phosphorus |
|---|---|---|---|---|
| 1 | Nla Lake | D | 4.1 ft | 83.7 µg/L |
| 2 | Ravenna Lake E of Ravenna | D | - | - |
Other Counties in Nebraska
See how Buffalo 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 Buffalo County
Top-rated places to stay near Buffalo County
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Source: EPA National Aquatic Resource Surveys, 2026.