Water Quality in 88220 — Carlsbad, NM
EPA data for CARLSBAD MUNICIPAL WATER SYSTEM
Data source: U.S. Environmental Protection Agency (EPA) SDWIS Last verified: March 16, 2026
Your Water System
ZIP code 88220 in Carlsbad, New Mexico is served by CARLSBAD MUNICIPAL WATER SYSTEM (EPA ID: NM3520608). This system provides water to approximately 33,626 people from groundwater sources.
There are 5 community water systems serving this area.
Lead & Copper in Your Water
No Lead & Copper Rule sampling data available for systems serving this ZIP code.
Violation Summary
Recent Violations
| Date | Contaminant | Type | Status |
|---|---|---|---|
| August 21, 2025 | Lead and Copper Rule | Monitoring | Unresolved |
| July 1, 2025 | Surface Water Treatment Rule | Monitoring | Unresolved |
| July 1, 2025 | Stage 1 DBP Rule | Monitoring | Unresolved |
| June 1, 2025 | Consumer Confidence Report Rule | Monitoring | Unresolved |
| June 1, 2025 | Consumer Confidence Report Rule | Monitoring | Resolved |
| June 1, 2025 | Revised Total Coliform Rule | Monitoring | Unresolved |
| June 1, 2025 | Revised Total Coliform Rule | Monitoring | Resolved |
| April 1, 2025 | Contaminant 0700 | Monitoring | Resolved |
| March 1, 2025 | Consumer Confidence Report Rule | Monitoring | Unresolved |
| March 1, 2025 | Consumer Confidence Report Rule | Monitoring | Resolved |
| March 1, 2025 | Revised Total Coliform Rule | Monitoring | Unresolved |
| March 1, 2025 | Revised Total Coliform Rule | Monitoring | Resolved |
| February 7, 2025 | Lead and Copper Rule | Monitoring | Unresolved |
| October 20, 2024 | Lead and Copper Rule | Monitoring | Unresolved |
| October 17, 2024 | Stage 2 DBP Rule | Monitoring | Unresolved |
| October 17, 2024 | Stage 2 DBP Rule | Health-based | Unresolved |
| October 1, 2024 | Surface Water Treatment Rule | Monitoring | Unresolved |
| October 1, 2024 | Stage 1 DBP Rule | Monitoring | Unresolved |
| July 1, 2024 | Surface Water Treatment Rule | Monitoring | Resolved |
| July 1, 2024 | Surface Water Treatment Rule | Monitoring | Resolved |
Contaminants Detected
The following contaminants have been flagged in EPA records for water systems serving this ZIP code:
| Contaminant | Category | Violations | Health-Based |
|---|---|---|---|
| Surface Water Treatment Rule | Treatment Technique | 18 | No |
| Lead and Copper Rule | Treatment Technique | 17 | No |
| Revised Total Coliform Rule | Microbiological | 14 | No |
| Consumer Confidence Report Rule | Reporting | 13 | No |
| Haloacetic Acids (HAA5) | Disinfection Byproducts | 5 | No |
| Total Trihalomethanes (TTHM) | Disinfection Byproducts | 5 | No |
| Stage 1 DBP Rule | Treatment Technique | 4 | No |
| Stage 2 DBP Rule | Treatment Technique | 2 | Yes |
| Contaminant 0700 | Other | 1 | No |
Need help with your water quality?
Call to get connected with a local professional in your area.
Call (855) 384-4856This is a free service. You will be connected with an independent service provider.
Water Systems Serving This Area
| System Name | EPA ID | Population | Source |
|---|---|---|---|
| CARLSBAD MUNICIPAL WATER SYSTEM | NM3520608 | 33,626 | Groundwater |
| OTIS MDWCA | NM3521308 | 4,807 | Groundwater |
| HAPPY VALLEY COOPERATIVE WATER WORKS | NM3520708 | 638 | Groundwater |
| LINCOLN HILLS WATER CO-OP | NM3502314 | 338 | Groundwater |
| WHITES CITY WATER SYSTEM | NM3521408 | 67 | Groundwater |
What You Can Do
- Request your water system’s Consumer Confidence Report (CCR) — Your utility is required to publish this annually
- Consider a home water test — Independent testing can reveal issues in your specific plumbing
- Install a certified water filter — NSF-certified filters can address specific contaminants
- Contact your water provider — Ask about current treatment and any ongoing remediation
Need help with water testing or filtration?
Call to get connected with a local professional in your area.
Call (855) 384-4856This is a free service. You will be connected with an independent service provider.
Other Water Quality Reports in New Mexico
- 87001 (Algodones)
- 87002 (Belen) — 237 violations
- 87004 (Bernalillo) — 23 violations
- 87005 (Bluewater) — 11 violations
- 87008 (Cedar Crest) — 7 violations
- 87010 (Cerrillos) — 50 violations
- 87012 (Coyote) — 19 violations
- 87013 (Cuba) — 62 violations
- 87015 (Edgewood)
- 87016 (Estancia) — 85 violations
- 87017 (Gallina) — 67 violations
- 87020 (Grants) — 11 violations
- 87021 (Milan) — 11 violations
- 87024 (Jemez Pueblo)
- 87025 (Jemez Springs) — 31 violations
- 87026 (Laguna) — 252 violations
- 87027 (La Jara) — 8 violations
- 87028 (La Joya) — 59 violations
- 87029 (Lindrith)
- 87031 (Los Lunas) — 157 violations
Nearby Water Quality Reports
- 88210 (Artesia) — 31 mi — 26 violations
- 88240 (Hobbs) — 68 mi — 114 violations
- 88201 (Roswell) — 85 mi — 10 violations
- 88345 (Ruidoso) — 104 mi — 7 violations
- 88310 (Alamogordo) — 105 mi — 15 violations
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for CARLSBAD MUNICIPAL WATER SYSTEM (NM3520608) on EPA.gov.
Frequently Asked Questions
Is the tap water in 88220 safe to drink?
Carlsbad’s water system has recorded 1 health-based violation in the past 5 years. While the system is required to treat water to meet federal standards, you may want to consider additional precautions such as a certified water filter.
Where does 88220’s water come from?
The primary water source for this area is groundwater. CARLSBAD MUNICIPAL WATER SYSTEM serves approximately 33,626 people.
How can I get my water tested?
Contact your local water utility for a free water quality report, or hire a certified lab for independent home water testing. The EPA recommends testing annually if you use a private well.
Does 88220 have lead in the water?
No Lead and Copper Rule sampling data is currently available in EPA records for water systems serving ZIP code 88220. If you are concerned about lead, contact your water utility or have your tap water independently tested.
What is the radon risk in 88220?
Radon zone data is not available for ZIP code 88220. The EPA recommends testing all homes for radon regardless of location, as radon levels can vary significantly even within the same neighborhood.