Dakota County Lake Quality
Nebraska, 2 lakes, average grade B (Good)
Only 2 lakes in Dakota 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, Dakota 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 Crystal Cove Lake (A); the most-stressed is Kramper Lake (C).
Quick Answers for Dakota County
Planning a trip? Check special fishing regulations for Crystal Cove Lake — or check the official Nebraska fishing regulations.
All Lakes in Dakota County
| Rank | Lake | Grade | Clarity | Phosphorus |
|---|---|---|---|---|
| 1 | Crystal Cove Lake | A | 7.8 ft | - |
| 2 | Kramper Lake | C | 4.5 ft | 46.3 µg/L |
Other Counties in Nebraska
See how Dakota 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 Dakota County
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Source: EPA National Aquatic Resource Surveys, 2026.