Gretna, Nebraska Water Quality Report
Water quality data for 4 water systems serving 9,126 people.
Water Source
Detected Contaminants
| Contaminant | Detected Level | EPA Limit (MCL) | Health Guideline | % of Limit | Status |
|---|---|---|---|---|---|
| lithium | 19.1 | No federal limit | 10.0 ug/L(EPA/USGS HBSL) | 191% | Above guideline |
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Compliance & Violations
Active Violations (21)
4G
Oct 17, 2024
4G
Oct 17, 2024
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Unknown
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Resolved Violations (184)
02
Apr 1, 2025 — Jun 30, 2025
02
Apr 1, 2025 — Jun 30, 2025
02
Apr 1, 2025 — Jun 30, 2025
02
Apr 1, 2025 — Jun 30, 2025
02
Jan 1, 2025 — Mar 31, 2025
+ 179 more resolved violations
Frequently Asked Questions
Is Gretna tap water safe to drink?
Gretna's water meets all EPA maximum contaminant levels. However, 1 contaminants were detected at various levels. Some residents may prefer additional filtration for peace of mind.
What contaminants are in Gretna tap water?
1 contaminants have been detected in Gretna's water supply across 4 water systems. See the full contaminant table above for details.
How can I improve my water quality in Gretna?
Install a water filter rated for the specific contaminants found in Gretna's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does Gretna have any water quality violations?
Yes, Gretna currently has 21 active violations. See the violations section above for details.