Onawa, Iowa Water Quality Report
Water quality data for 1 water system serving 2,906 people.
Water Source
Detected Contaminants
| Contaminant | Detected Level | EPA Limit (MCL) | Health Guideline | % of Limit | Status |
|---|---|---|---|---|---|
| lithium | 60.0 | No federal limit | 10.0 ug/L(EPA/USGS HBSL) | 600% | Above guideline |
Get a Free Water Quality Consultation
Connect with a certified water treatment professional in Onawa, Iowa.
Get Water Quality Alerts
Be the first to know when water quality changes in Onawa.
Compliance & Violations
Active Violations (1)
Violation
Unknown
Resolved Violations (2)
03
Apr 1, 1988 — Mar 31, 1991
03
Apr 1, 1988 — Mar 31, 1991
Frequently Asked Questions
Is Onawa tap water safe to drink?
Onawa'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 Onawa tap water?
1 contaminants have been detected in Onawa's water supply across 1 water system. See the full contaminant table above for details.
How can I improve my water quality in Onawa?
Install a water filter rated for the specific contaminants found in Onawa's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does Onawa have any water quality violations?
Yes, Onawa currently has 1 active violation. See the violations section above for details.