Water Quality: Taos, NM

5 water systems • 6,376 people served

Multiple Health Violations
129
Total Violations
20
Health-Based Violations
5
Water Systems
6,376
Population Served

Water Quality Summary

Taos is served by 5 public water systems with a combined service population of 6,376 people, and has 129 EPA Safe Drinking Water Act violations on record. Critically, 20 of those are health-based violations, meaning one or more contaminants were detected above EPA-established safe levels — a serious public health concern. Taos's violation count is 24% below the national average for New Mexico. Contaminants associated with violations include Chlorine Dioxide, 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

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 Taos

System Name PWSID Source Population Violations
TAOS MUNICIPAL WATER SYSTEM NM3507529 Groundwater 5,528 8
VALLE ESCONDIDO HOMEOWNERS ASSOCIATION NM3574529 Groundwater 354 7
UPPER RANCHITOS MDWCASW NM3575129 Groundwater 222 37
CANON MDWCA NM3505629 Groundwater 200 52
LAS HACIENDAS HOMEOWNERS WUA NM3508129 Groundwater 72 25

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