Ephrata, Washington Water Quality Report
Water quality data for 3 water systems serving 9,798 people.
Water Source
Detected Contaminants
| Contaminant | Detected Level | EPA Limit (MCL) | Health Guideline | % of Limit | Status |
|---|---|---|---|---|---|
| lithium | 25.0 | No federal limit | 10.0 ug/L(EPA/USGS HBSL) | 250% | Above guideline |
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Compliance & Violations
Active Violations (3)
Violation
Unknown
Violation
Unknown
Violation
Unknown
Resolved Violations (468)
71
Jul 1, 2025
03
Jan 1, 2025 — Mar 31, 2025
71
Jul 1, 2024
71
Jul 1, 2023
27
Jan 1, 2023 — Dec 31, 2023
+ 463 more resolved violations
Frequently Asked Questions
Is Ephrata tap water safe to drink?
Ephrata'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 Ephrata tap water?
1 contaminants have been detected in Ephrata's water supply across 3 water systems. See the full contaminant table above for details.
How can I improve my water quality in Ephrata?
Install a water filter rated for the specific contaminants found in Ephrata's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does Ephrata have any water quality violations?
Yes, Ephrata currently has 3 active violations. See the violations section above for details.