Ketchum, Idaho Water Quality Report
Water quality data for 13 water systems serving 4,969 people.
Water Source
Detected Contaminants
| Contaminant | Detected Level | EPA Limit (MCL) | Health Guideline | % of Limit | Status |
|---|---|---|---|---|---|
| lithium | 13.0 | No federal limit | 10.0 ug/L(EPA/USGS HBSL) | 130% | Above guideline |
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Compliance & Violations
Active Violations (8)
4H
Jul 2, 2025
4H
Jul 2, 2025
4H
Jul 2, 2025
4H
Jul 2, 2025
75
Jan 3, 2025
75
Jan 3, 2025
56
Jan 1, 2024
56
Jan 1, 2024
Resolved Violations (492)
3A
Jul 1, 2025 — Sep 30, 2025
3A
Apr 1, 2025 — Jun 30, 2025
3A
Apr 1, 2025 — Jun 30, 2025
27
Mar 1, 2025 — Mar 31, 2025
27
Mar 1, 2025 — Mar 31, 2025
+ 487 more resolved violations
Frequently Asked Questions
Is Ketchum tap water safe to drink?
Ketchum'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 Ketchum tap water?
1 contaminants have been detected in Ketchum's water supply across 13 water systems. See the full contaminant table above for details.
How can I improve my water quality in Ketchum?
Install a water filter rated for the specific contaminants found in Ketchum's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does Ketchum have any water quality violations?
Yes, Ketchum currently has 26 active violations. See the violations section above for details.