Nebraska Water Quality Ratings
TapWaterSafety has rated 4 public water systems in Nebraska, serving a combined 1,729,000 residents. The statewide average grade is D.
State average grade
D
Total utilities rated
4
Population served
1,729,000
Most recent test
2024
Top water quality concerns in Nebraska
- Arsenic significantly above health guideline
- Haloacetic acids (HAA9) significantly above health guideline
- Chromium-6 detected
- Radium-228 detected
- Total trihalomethanes (TTHMs) significantly above health guideline
Grade distribution
All rated utilities in Nebraska
Sorted by score, highest first. Click any utility to see the full grade card.
| Rank | Utility | City | Population | Score | Grade |
|---|---|---|---|---|---|
| #1 | Lincoln Water Authority | Lincoln | 287,000 | 71 | C |
| #2 | Omaha Water Authority | Omaha | 486,000 | 62 | D |
| #3 | LINCOLN, CITY OF | LINCOLN | 296,000 | 61 | D |
| #4 | METROPOLITAN UTILITIES DISTRICT | OMAHA | 660,000 | 59 | D |