Water Quality in CARLSBAD, NM (88221)

EPA violation data for public water systems serving ZIP code 88221.

121

Total Violations

Health-Based

117

Monitoring / Reporting

Resolved

What does this mean?

99 of 121 violations have been resolved. 4 are health-based violations, meaning contaminant levels exceeded federal safety limits. The remaining 117 are monitoring or reporting violations (missed testing deadlines or late paperwork — not necessarily a water quality issue). Not all violations mean your water is unsafe. The EPA requires reporting even for minor administrative issues.

Water systems: 6 Population served: 6,022

Violations Detail (121 total)

Contaminant	Category	MCL Limit	Measured	Date	Status	Health Effects
Lead and Copper Rule	Monitoring	N/A	N/A	Sep 28, 2025	Active	N/A
Public Notice	Monitoring	N/A	N/A	Aug 20, 2025	Active	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Jun 30, 2025	Active	N/A
Chlorine	Monitoring	N/A	N/A	May 31, 2025	Resolved	Eye and nose irritation; stomach discomfort
Chlorine	Monitoring	N/A	N/A	May 31, 2025	Resolved	Eye and nose irritation; stomach discomfort
Chlorine	Monitoring	N/A	N/A	May 31, 2025	Resolved	Eye and nose irritation; stomach discomfort
Revised Total Coliform Rule	Monitoring	N/A	N/A	May 31, 2025	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	May 31, 2025	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	May 31, 2025	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Feb 28, 2025	Resolved	N/A
Chlorine	Monitoring	N/A	N/A	Feb 28, 2025	Resolved	Eye and nose irritation; stomach discomfort
Chlorine	Monitoring	N/A	N/A	Feb 28, 2025	Resolved	Eye and nose irritation; stomach discomfort
Chlorine	Monitoring	N/A	N/A	Feb 28, 2025	Resolved	Eye and nose irritation; stomach discomfort
Revised Total Coliform Rule	Monitoring	N/A	N/A	Feb 28, 2025	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Feb 28, 2025	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Feb 6, 2025	Active	N/A
Chlorine	Monitoring	N/A	N/A	Oct 31, 2024	Resolved	Eye and nose irritation; stomach discomfort
Chlorine	Monitoring	N/A	N/A	Oct 31, 2024	Resolved	Eye and nose irritation; stomach discomfort
Chlorine	Monitoring	N/A	N/A	Oct 31, 2024	Resolved	Eye and nose irritation; stomach discomfort
Chlorine	Monitoring	N/A	N/A	Oct 31, 2024	Resolved	Eye and nose irritation; stomach discomfort
Revised Total Coliform Rule	Monitoring	N/A	N/A	Oct 31, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Oct 31, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Oct 31, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Oct 31, 2024	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Oct 19, 2024	Active	N/A
Public Notice	Monitoring	N/A	N/A	Oct 19, 2024	Active	N/A
LEAD AND COPPER RULE REVISIONS	Monitoring	N/A	N/A	Oct 16, 2024	Active	N/A
LEAD AND COPPER RULE REVISIONS	Health-Based	N/A	N/A	Oct 16, 2024	Active	N/A
LEAD AND COPPER RULE REVISIONS	Health-Based	N/A	N/A	Oct 16, 2024	Active	N/A
LEAD AND COPPER RULE REVISIONS	Monitoring	N/A	N/A	Oct 16, 2024	Active	N/A
LEAD AND COPPER RULE REVISIONS	Monitoring	N/A	N/A	Oct 16, 2024	Active	N/A
LEAD AND COPPER RULE REVISIONS	Monitoring	N/A	N/A	Oct 16, 2024	Active	N/A
LEAD AND COPPER RULE REVISIONS	Health-Based	N/A	N/A	Oct 16, 2024	Active	N/A
LEAD AND COPPER RULE REVISIONS	Health-Based	N/A	N/A	Oct 16, 2024	Active	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Sep 30, 2024	Active	N/A
Lead and Copper Rule	Monitoring	N/A	N/A	Sep 30, 2024	Resolved	N/A
Lead and Copper Rule	Monitoring	N/A	N/A	Sep 30, 2024	Resolved	N/A
Lead and Copper Rule	Monitoring	N/A	N/A	Sep 30, 2024	Resolved	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Sep 30, 2024	Resolved	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Sep 30, 2024	Resolved	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Jun 30, 2024	Resolved	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Jun 30, 2024	Resolved	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Jun 30, 2024	Resolved	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Jun 30, 2024	Resolved	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Jun 30, 2024	Resolved	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Jun 30, 2024	Resolved	N/A
Chlorine	Monitoring	N/A	N/A	May 31, 2024	Resolved	Eye and nose irritation; stomach discomfort
Chlorine	Monitoring	N/A	N/A	May 31, 2024	Resolved	Eye and nose irritation; stomach discomfort
Chlorine	Monitoring	N/A	N/A	May 31, 2024	Resolved	Eye and nose irritation; stomach discomfort
Chlorine	Monitoring	N/A	N/A	May 31, 2024	Resolved	Eye and nose irritation; stomach discomfort
Public Notice	Monitoring	N/A	N/A	May 30, 2024	Active	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Nov 30, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Nov 30, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Nov 30, 2023	Resolved	N/A
Lead and Copper Rule	Monitoring	N/A	N/A	Sep 30, 2023	Resolved	N/A
Lead and Copper Rule	Monitoring	N/A	N/A	Sep 30, 2023	Resolved	N/A
Lead and Copper Rule	Monitoring	N/A	N/A	Sep 30, 2023	Resolved	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Sep 30, 2023	Active	N/A
Chlorine	Monitoring	N/A	N/A	Sep 30, 2023	Resolved	Eye and nose irritation; stomach discomfort
Chlorine	Monitoring	N/A	N/A	Sep 30, 2023	Resolved	Eye and nose irritation; stomach discomfort
Chlorine	Monitoring	N/A	N/A	Sep 30, 2023	Resolved	Eye and nose irritation; stomach discomfort
Public Notice	Monitoring	N/A	N/A	Sep 13, 2023	Active	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Jun 30, 2023	Resolved	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Jun 30, 2023	Resolved	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Jun 30, 2023	Resolved	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Jun 30, 2023	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Jun 17, 2023	Active	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Apr 30, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Apr 30, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Apr 30, 2023	Resolved	N/A
Chlorine	Monitoring	N/A	N/A	Mar 31, 2023	Resolved	Eye and nose irritation; stomach discomfort
Chlorine	Monitoring	N/A	N/A	Mar 31, 2023	Resolved	Eye and nose irritation; stomach discomfort
Chlorine	Monitoring	N/A	N/A	Mar 31, 2023	Resolved	Eye and nose irritation; stomach discomfort
Public Notice	Monitoring	N/A	N/A	Feb 17, 2023	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Nov 17, 2022	Resolved	N/A
Groundwater Rule	Monitoring	N/A	N/A	Oct 2, 2022	Resolved	N/A
Groundwater Rule	Monitoring	N/A	N/A	Oct 2, 2022	Resolved	N/A
Groundwater Rule	Monitoring	N/A	N/A	Oct 2, 2022	Resolved	N/A
Groundwater Rule	Monitoring	N/A	N/A	Oct 2, 2022	Resolved	N/A
Groundwater Rule	Monitoring	N/A	N/A	Oct 2, 2022	Resolved	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Sep 30, 2022	Resolved	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Sep 30, 2022	Resolved	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Sep 30, 2022	Active	N/A
Lead and Copper Rule	Monitoring	N/A	N/A	Sep 30, 2022	Resolved	N/A
Lead and Copper Rule	Monitoring	N/A	N/A	Sep 30, 2022	Resolved	N/A
Lead and Copper Rule	Monitoring	N/A	N/A	Sep 30, 2022	Resolved	N/A
Lead and Copper Rule	Monitoring	N/A	N/A	Sep 30, 2022	Resolved	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Sep 30, 2022	Resolved	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Sep 30, 2022	Resolved	N/A
TTHM	Monitoring	N/A	N/A	Aug 31, 2022	Resolved	N/A
TTHM	Monitoring	N/A	N/A	Aug 31, 2022	Resolved	N/A
TTHM	Monitoring	N/A	N/A	Aug 31, 2022	Resolved	N/A
Total Haloacetic Acids (HAA5)	Monitoring	N/A	N/A	Aug 31, 2022	Resolved	N/A
Total Haloacetic Acids (HAA5)	Monitoring	N/A	N/A	Aug 31, 2022	Resolved	N/A
Total Haloacetic Acids (HAA5)	Monitoring	N/A	N/A	Aug 31, 2022	Resolved	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	May 26, 2022	Active	N/A
Public Notice	Monitoring	N/A	N/A	Mar 12, 2022	Resolved	N/A
Lead and Copper Rule	Monitoring	N/A	N/A	Dec 29, 2021	Active	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Sep 30, 2021	Resolved	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Sep 30, 2021	Resolved	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Sep 30, 2021	Resolved	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Sep 30, 2021	Resolved	N/A
TTHM	Monitoring	N/A	N/A	Aug 31, 2021	Resolved	N/A
TTHM	Monitoring	N/A	N/A	Aug 31, 2021	Resolved	N/A
TTHM	Monitoring	N/A	N/A	Aug 31, 2021	Resolved	N/A
Total Haloacetic Acids (HAA5)	Monitoring	N/A	N/A	Aug 31, 2021	Resolved	N/A
Total Haloacetic Acids (HAA5)	Monitoring	N/A	N/A	Aug 31, 2021	Resolved	N/A
Total Haloacetic Acids (HAA5)	Monitoring	N/A	N/A	Aug 31, 2021	Resolved	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Mar 19, 2021	Resolved	N/A

Lead & Copper Levels

Violation Timeline

2025(16)

Lead and Copper Rule

Sep 28Active

Public Notice

Aug 20Active

Consumer Confidence Rule

Jun 30Active

Chlorine

May 31Resolved

Chlorine

May 31Resolved

Chlorine

May 31Resolved

Revised Total Coliform Rule

May 31Resolved

Revised Total Coliform Rule

May 31Resolved

Revised Total Coliform Rule

May 31Resolved

Revised Total Coliform Rule

Feb 28Resolved

Chlorine

Feb 28Resolved

Chlorine

Feb 28Resolved

Chlorine

Feb 28Resolved

Revised Total Coliform Rule

Feb 28Resolved

Revised Total Coliform Rule

Feb 28Resolved

Public Notice

Feb 6Active

2024(35)

Chlorine

Oct 31Resolved

Chlorine

Oct 31Resolved

Chlorine

Oct 31Resolved

Chlorine

Oct 31Resolved

Revised Total Coliform Rule

Oct 31Resolved

Revised Total Coliform Rule

Oct 31Resolved

Revised Total Coliform Rule

Oct 31Resolved

Revised Total Coliform Rule

Oct 31Resolved

Public Notice

Oct 19Active

Public Notice

Oct 19Active