Las Cruces, New Mexico Water Quality Report
Water quality data for 37 water systems serving 140,255 people.
Water Source
Detected Contaminants
| Contaminant | Detected Level | EPA Limit (MCL) | Health Guideline | % of Limit | Status |
|---|---|---|---|---|---|
| lithium | 171.0 | No federal limit | 10.0 ug/L(EPA/USGS HBSL) | 1710% | Above guideline |
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Compliance & Violations
Active Violations (14)
52
Jul 1, 2025
52
Jul 1, 2025
75
May 1, 2025
75
Dec 18, 2024
4G
Oct 17, 2024
4G
Oct 17, 2024
2E
Oct 17, 2024
2E
Oct 17, 2024
52
Oct 1, 2024
52
Oct 1, 2024
75
Apr 14, 2024
45
Mar 9, 2024
45
Mar 9, 2024
72
Oct 1, 2023
Resolved Violations (486)
3A
Sep 1, 2025 — Sep 30, 2025
75
Jul 30, 2025
75
Jul 30, 2025
01
Jul 1, 2025 — Sep 30, 2025
01
Jul 1, 2025 — Sep 30, 2025
+ 481 more resolved violations
Frequently Asked Questions
Is Las Cruces tap water safe to drink?
Las Cruces'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 Las Cruces tap water?
1 contaminants have been detected in Las Cruces's water supply across 37 water systems. See the full contaminant table above for details.
How can I improve my water quality in Las Cruces?
Install a water filter rated for the specific contaminants found in Las Cruces's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does Las Cruces have any water quality violations?
Yes, Las Cruces currently has 284 active violations. See the violations section above for details.