Idaho Falls, Idaho Water Quality Report
Water quality data for 30 water systems serving 96,604 people.
Water Source
Detected Contaminants
| Contaminant | Detected Level | EPA Limit (MCL) | Health Guideline | % of Limit | Status |
|---|---|---|---|---|---|
| lithium | 57.4 | No federal limit | 10.0 ug/L(EPA/USGS HBSL) | 574% | Above guideline |
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Compliance & Violations
Active Violations (49)
75
Sep 2, 2025
4H
Jul 2, 2025
4H
Jul 2, 2025
57
Jul 1, 2025
57
Jul 1, 2025
75
May 27, 2025
75
May 27, 2025
75
May 27, 2025
75
May 27, 2025
75
May 27, 2025
75
May 27, 2025
75
May 27, 2025
75
May 27, 2025
75
May 27, 2025
75
May 27, 2025
45
Mar 16, 2025
45
Mar 16, 2025
45
Mar 16, 2025
45
Mar 16, 2025
45
Mar 16, 2025
45
Mar 16, 2025
45
Mar 16, 2025
45
Mar 16, 2025
45
Mar 16, 2025
45
Mar 16, 2025
45
Mar 16, 2025
45
Mar 16, 2025
52
Jan 1, 2025
52
Jan 1, 2025
52
Oct 1, 2024
52
Oct 1, 2024
52
Oct 1, 2024
52
Oct 1, 2024
52
Oct 1, 2024
52
Oct 1, 2024
52
Oct 1, 2024
52
Oct 1, 2024
52
Oct 1, 2024
52
Oct 1, 2024
66
Sep 29, 2024
66
Sep 29, 2024
34
Aug 29, 2023
34
Aug 29, 2023
34
Jul 17, 2023
34
Jul 17, 2023
75
Mar 2, 2021
75
Mar 2, 2021
75
Dec 1, 2018
75
Dec 1, 2018
Resolved Violations (451)
1A
Feb 1, 2025 — Feb 28, 2025
1A
Feb 1, 2025 — Feb 28, 2025
1A
Feb 1, 2025 — Feb 28, 2025
1A
Feb 1, 2025 — Feb 28, 2025
66
Dec 30, 2024
+ 446 more resolved violations
Frequently Asked Questions
Is Idaho Falls tap water safe to drink?
Idaho Falls'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 Idaho Falls tap water?
1 contaminants have been detected in Idaho Falls's water supply across 30 water systems. See the full contaminant table above for details.
How can I improve my water quality in Idaho Falls?
Install a water filter rated for the specific contaminants found in Idaho Falls's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does Idaho Falls have any water quality violations?
Yes, Idaho Falls currently has 102 active violations. See the violations section above for details.