Carlsbad, New Mexico Water Quality Report
Water quality data for 5 water systems serving 39,476 people.
Water Source
Detected Contaminants
| Contaminant | Detected Level | EPA Limit (MCL) | Health Guideline | % of Limit | Status |
|---|---|---|---|---|---|
| lithium | 59.5 | No federal limit | 10.0 ug/L(EPA/USGS HBSL) | 595% | Above guideline |
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Compliance & Violations
Active Violations (37)
66
Sep 29, 2025
75
Aug 21, 2025
71
Jul 1, 2025
71
Jul 1, 2025
52
Jul 1, 2025
52
Jul 1, 2025
75
Feb 7, 2025
75
Oct 20, 2024
75
Oct 20, 2024
4G
Oct 17, 2024
2E
Oct 17, 2024
4G
Oct 17, 2024
2E
Oct 17, 2024
2E
Oct 17, 2024
4G
Oct 17, 2024
4G
Oct 17, 2024
4G
Oct 17, 2024
2E
Oct 17, 2024
2E
Oct 17, 2024
4G
Oct 17, 2024
2E
Oct 17, 2024
52
Oct 1, 2024
52
Oct 1, 2024
72
Oct 1, 2024
75
May 31, 2024
72
Oct 1, 2023
75
Sep 14, 2023
75
Jun 18, 2023
72
Oct 1, 2022
75
May 27, 2022
66
Dec 30, 2021
45
Nov 10, 2018
45
Nov 10, 2018
45
Nov 10, 2018
45
Nov 10, 2018
66
Sep 29, 2018
66
Apr 1, 2018
Resolved Violations (463)
27
Jun 1, 2025 — Jun 30, 2025
3A
Jun 1, 2025 — Jun 30, 2025
3A
Jun 1, 2025 — Jun 30, 2025
3A
Jun 1, 2025 — Jun 30, 2025
27
Jun 1, 2025 — Jun 30, 2025
+ 458 more resolved violations
Frequently Asked Questions
Is Carlsbad tap water safe to drink?
Carlsbad'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 Carlsbad tap water?
1 contaminants have been detected in Carlsbad's water supply across 5 water systems. See the full contaminant table above for details.
How can I improve my water quality in Carlsbad?
Install a water filter rated for the specific contaminants found in Carlsbad's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does Carlsbad have any water quality violations?
Yes, Carlsbad currently has 123 active violations. See the violations section above for details.