Pocatello, Idaho Water Quality Report
Water quality data for 16 water systems serving 59,791 people.
Water Source
Detected Contaminants
| Contaminant | Detected Level | EPA Limit (MCL) | Health Guideline | % of Limit | Status |
|---|---|---|---|---|---|
| lithium | 42.3 | No federal limit | 10.0 ug/L(EPA/USGS HBSL) | 423% | Above guideline |
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Compliance & Violations
Active Violations (16)
4H
Jul 2, 2025
4H
Jul 2, 2025
4H
Jul 2, 2025
4H
Jul 2, 2025
75
Jan 3, 2025
75
Jan 3, 2025
66
Dec 30, 2024
75
Dec 30, 2024
75
Dec 30, 2024
66
Dec 30, 2024
75
Oct 28, 2023
75
Oct 28, 2023
75
Jul 28, 2017
75
Jul 28, 2017
75
Jul 28, 2017
75
Jul 28, 2017
Resolved Violations (484)
71
Jul 1, 2025
27
Apr 1, 2025 — Apr 30, 2025
27
Apr 1, 2025 — Apr 30, 2025
66
Dec 30, 2024
66
Dec 30, 2024
+ 479 more resolved violations
Frequently Asked Questions
Is Pocatello tap water safe to drink?
Pocatello'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 Pocatello tap water?
1 contaminants have been detected in Pocatello's water supply across 16 water systems. See the full contaminant table above for details.
How can I improve my water quality in Pocatello?
Install a water filter rated for the specific contaminants found in Pocatello's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does Pocatello have any water quality violations?
Yes, Pocatello currently has 53 active violations. See the violations section above for details.