A
92

US Water Score: A

Clayton, NM 88415

Union County · Population served: 3,250 · Data updated July 2026

Service-area evidence: EPA service-area records associate the listed system with this ZIP. Boundaries may still overlap or change.

Water Systems Serving This Area

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CLAYTON MUNICIPAL SUPPLY
Groundwater · Pop. 3,250
PWSID: NM3527031

Contaminants Detected

ContaminantDetected LevelEPA MCLHealth GuidelineStatus
Lead
1.0
15 ppb 1 ppb Passed

Violation History (Last 5 Years)

1Total (5yr)
0Health-Based
0Major

Water Quality Summary

Understanding Your Water in Clayton

Tap water quality in Clayton, New Mexico (88415) receives an overall grade of A (Lower record-based concern) with a score of 92 out of 100, based on analysis of EPA compliance data, contaminant testing, and violation history. This is roughly in line with the New Mexico state average of 96. Compared to the national average (75), this area performs significantly better. The area is served by Clayton Municipal Supply, a groundwater system providing water to approximately 3,250 people.

Your Score 92/100 A
vs State 4 pts below New Mexico avg (96)
vs National 17 pts above national avg (75)

What a Grade A Means

A score of 92/100 means public water-system records for Clayton, NM show relatively few concerns in the US Water Score model. This is an internal score, not an EPA safety rating, and it does not guarantee conditions at any specific tap.

Groundwater: drawn from underground aquifers via wells

Health Information

What These Contaminants Mean for You

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Lead in Your Water

Lead is a toxic metal that can leach from aging pipes and plumbing fixtures.

Health Effects

Even low levels of lead exposure can cause developmental delays in children, kidney damage, and cardiovascular effects in adults. The EPA action level is 15 ppb, but health experts recommend no safe level of lead in drinking water.

Common Sources

Lead enters water primarily through corrosion of lead service lines, lead solder, and brass fixtures — especially in homes built before 1986.

What You Can Do

If lead is detected above 1 ppb, consider using a certified lead-removal filter (NSF/ANSI 53) for drinking and cooking water. Run cold water for 30 seconds before use if water has been sitting in pipes.

Common Questions

Frequently Asked Questions

Based on public water-system records, Clayton, New Mexico receives an internal US Water Score grade of A (Lower record-based concern) with a score of 92/100. This indicates relatively few system-level concerns in our model, but it is not an EPA safety rating and does not guarantee tap conditions inside individual homes.

ZIP code 88415 is served by 1 water system using groundwater sources, providing water to approximately 3,250 people. Groundwater is naturally filtered through rock and soil, often requiring less treatment. However, it can be vulnerable to contamination from underground sources like naturally occurring arsenic, nitrates from agriculture, or PFAS from industrial sites.

Lead levels in Clayton, New Mexico are 1.0 ppb, which is at or below the health guideline of 1 ppb. This is a positive result, though periodic testing is still recommended.

Water systems serving Clayton, New Mexico were not tested for PFAS under the EPA's UCMR5 monitoring program. This does not mean PFAS are absent — it means no data is currently available. UCMR5 testing covered approximately 10,000 of the largest water systems nationwide. You can request PFAS testing from your water utility or use a certified home test kit.

Water systems serving Clayton, New Mexico have received 1 violation in the last 5 years. Violations can range from paperwork issues (monitoring & reporting) to serious health-based violations where contaminant levels exceeded safe limits. Review the violation details above for specifics.

Water in Clayton, New Mexico shows no major contaminant concerns based on available data. A basic carbon filter can improve taste and reduce chlorine. For extra peace of mind, an NSF-certified pitcher filter or faucet-mount filter provides an affordable layer of protection.

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