Saunders County Lake Quality
Nebraska, 5 lakes, average grade D (Nutrient-rich)
Saunders County has 5 monitored 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. 1 of those lake carry an A–F grade. The county-level summary describes that subset, not every water body listed. On average, Saunders County lakes grade D, with phosphorus loading and reduced clarity showing up across most of the dataset.
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 Lake Wanahoo (D); the most-stressed is Lake Wanahoo (D).
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Quick Answers for Saunders County
Planning a trip? Check special fishing regulations for Lake Wanahoo — or check the official Nebraska fishing regulations.
All Lakes in Saunders County
5 lakes · 1 graded, 4 not rated1 graded lake · 4 not rated, hidden
| # | Lake | Grade | Clarity | Phosphorus | Algae | Trophic | Access |
|---|---|---|---|---|---|---|---|
| 1 | DLake WanahooSaunders | D | 2.4 ft | 92.4 µg/L | 28 µg/L | No recent samples | ✓ Public |
| NRCzechland LakeSaunders | NR | 2.1 ft | No recent samples | 53.4 µg/L | No recent samples | ✓ Public | |
| NRMemphis LakeSaunders | NR | 1.5 ft | No recent samples | 62.6 µg/L | No recent samples | ✓ Public | |
| NRBig Sandy LakeSaunders | NR | No recent samples | No recent samples | No recent samples | No recent samples | Not recorded | |
| NRWolf LakesSaunders | NR | No recent samples | No recent samples | No recent samples | No recent samples | Not recorded |
NR = not rated: there is not enough recent sampling to support a letter. That is EPA Integrated Reporting Category 3 (insufficient information), not a failing grade. How grading works.
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Other Counties in Nebraska
See how Saunders County stacks up in the national county water-quality rankings, or browse the full directory of graded lakes across all United States (49 states), Canada (Ontario, Québec, Nova Scotia, British Columbia and Newfoundland and Labrador), and 38 other country hubs..
Source: EPA National Aquatic Resource Surveys, 2026.