Water Quality: Mayhill, NM

4 water systems • 1,855 people served

Multiple Health Violations
290
Total Violations
35
Health-Based Violations
4
Water Systems
1,855
Population Served

Water Quality Summary

Mayhill is served by 4 public water systems with a combined service population of 1,855 people, and has 290 EPA Safe Drinking Water Act violations on record. Critically, 35 of those are health-based violations, meaning one or more contaminants were detected above EPA-established safe levels — a serious public health concern. Mayhill's violation count is 72% above the national average for New Mexico. Contaminants associated with violations include Chlorine Dioxide, E. coli, Fecal Coliform, Stage 2 DBP.

Contaminants Found

Chlorine Dioxide

Can cause anemia in infants and young children; may cause nervous system effects at high levels.

Common source: Water treatment disinfectant used to control taste, odor, and microorganisms

EPA limit: 0.8 mg/L

E. coli

Causes gastrointestinal illness; certain strains (e.g., O157:H7) can cause severe kidney failure and death.

Common source: Fecal contamination from humans or animals entering the water supply

EPA limit: Zero (no E. coli permitted in drinking water)

Fecal Coliform

Indicates direct fecal contamination; associated with diarrhea, cramps, nausea, and potential severe illness.

Common source: Human and animal fecal waste

EPA limit: Zero tolerance (any positive triggers violations)

Stage 2 DBP

Trihalomethanes and haloacetic acids that increase cancer risk and may cause adverse reproductive outcomes.

Common source: Chlorine disinfection reacting with natural organic matter in source water

EPA limit: TTHM: 0.080 mg/L; HAA5: 0.060 mg/L

Water Systems Serving Mayhill

System Name PWSID Source Population Violations
TWIN FORKS MDWCA NM3571119 Groundwater 1,274 118
CLOUD COUNTRY ESTATES WUA NM3563019 Groundwater 356 6
MAYHILL MDWCA NM3513819 Groundwater 143 59
PETE RAGAN MEMORIAL WUA NM3510219 Groundwater 82 107

Concerned About Your Water?

A home water filter can remove common contaminants. NSF-certified filters are tested against EPA standards.

Consider a reverse osmosis system for comprehensive filtration or a carbon filter for basic improvement.

Other Cities in New Mexico

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Data Sources

Drinking water violation data from the EPA Safe Drinking Water Information System (SDWIS). Data includes all recorded violations for active community water systems.

Verify at epa.govSearch ECHO for NM