PlainWater
Counties → New Mexico

Taos County, New Mexico

Water Systems
95
Population Served
25,233
Total Violations
10,807
2,758 health-based
PFAS Detected
1
of 1 tested

Violation Analysis

98.9%
Systems with Violations
113.8
Avg Violations per System
25.5%
Health-Based Violations

Water Source Types

GW
49 systems (52%)
SW
1 system (1%)

PFAS Contamination

1
Systems Tested
1
PFAS Detected
100.0%
Detection Rate

PFAS (per- and polyfluoroalkyl substances) are persistent chemicals found in drinking water. The EPA has set enforceable limits for several PFAS compounds under UCMR5 monitoring.

Compliance Snapshot

Taos New Mexico water systems by violation status, EPA SDWIS records.

No violations on record (0) One or more violations (50)

Violation history is cumulative, many flagged systems have already returned to compliance. Detail pages show per-system context.

Water Systems

System Name Population Violations PFAS
Taos Municipal Water System 5,528 215 Clean
Questa Water System 2,337 141 -
El Prado Water & Sanitation District 1,076 88 -
Village of Taos Ski Valley 1,025 96 -
Llano Quemado Mdwca 800 332 -
Ranchos de Taos Mdwca 750 175 -
Talpa Mdwca 700 99 -
Red River Water System 679 81 -
Chamisal Mdwca 550 58 -
Penasco Mdwca 549 80 -
Arroyo Seco Mdwca 444 182 -
Union del Llano Mdwca 400 142 -
Mesa Vista Consolidated Schools 400 84 -
Ranchos Elementary School 390 67 -
Valle Escondido Homeowners Association 354 51 -
Tres Piedras Mdwca 350 72 -
Rio Lucio Mdwca 342 115 -
Martinez Plaza 330 52 -
Lower Des Montes Mdwca 319 172 -
Taos County Economic Development Center 300 15 -
Chevron Mining Inc Questa Mine 300 978 -
Taos Spa and Tennis Club 300 53 -
Sipapu Lodge and Cafe 250 146 -
Costilla Mdwca 244 244 -
El Salto Mdwca and Sa 232 82 -
Cerro Regional Mdwca/Swa 232 146 -
Ojo Caliente Mdwca 226 439 -
Upper Des Montes Mdwca 222 783 -
Upper Ranchitos Mdwcasw 222 135 -
Duranes Y Gavilan Mdwca 215 70 -
Canon Mdwca 200 172 -
Ojo Caliente Mineral Springs 200 122 -
Upper Arroyo Hondo Mdwca 195 378 -
Lower Arroyo Hondo Mdwca 180 51 -
San Cristobal Mdwca 165 149 -
Pizanos Restaurant 150 32 -
Enchanted Mobile Home Park 150 271 -
Fort Burgwin Research Center 138 70 -
Trampas Mdwca 132 289 -
Taos Mesa Brewing 126 4 -
Agua Piedra Camp Ground Usfs Carson 124 44 -
Vadito Mdwca 122 185 -
Rodarte Mdwca 115 146 -
West Rim Mdwua 113 30 -
Rio Grande Gorge Visitor Center (Blm) 109 75 -
Vigils Trailer Park 105 112 -
Taos Country Club 100 48 -
Arroyos del Norte Elementary School 100 36 -
El Pueblo Lodge 100 28 -
Valdez Mdwca 100 32 -

Other Counties in New Mexico

Bernalillo County
82 systems · 651,858 served · 15,222 violations
Dona Ana County
68 systems · 251,275 served · 7,336 violations
Santa Fe County
84 systems · 146,927 served · 11,238 violations
Sandoval County
62 systems · 135,220 served · 12,440 violations
San Juan County
22 systems · 103,721 served · 5,118 violations
Otero County
55 systems · 71,033 served · 7,026 violations

Drinking Water Guides

Frequently Asked Questions

How many water violations are in Taos County? ▼
Taos County has 10,807 total drinking water violations across 95 water systems, of which 2,758 are health-based violations. 98.9% of systems have at least one violation.
How many people get water from Taos County systems? ▼
Water systems in Taos County serve approximately 25,233 people through 95 public water systems.
Has PFAS been detected in Taos County water? ▼
Of 1 water systems tested for PFAS in Taos County, 1 had PFAS detected (100.0% detection rate).
What types of water sources supply Taos County? ▼
Water systems in Taos County use GW (49 systems), SW (1 systems) as their primary water sources.
Are health-based violations serious? ▼
Health-based violations indicate that drinking water exceeded Maximum Contaminant Levels (MCLs) set by the EPA or failed treatment technique requirements. 25.5% of Taos County's violations are health-based. Not all violations indicate immediate health risk, but they require corrective action.
Data Sources & Methodology

Drinking water violation data from the EPA Safe Drinking Water Information System (SDWIS). PFAS testing data from the UCMR5 monitoring program. SDWIS tracks all public water systems regulated under the Safe Drinking Water Act.

Violations are categorized as health-based (Maximum Contaminant Level exceedances, treatment technique failures) or monitoring/reporting violations. Not all violations indicate an immediate health risk.

Read our methodology - how this data is sourced, computed, and verified.

Data sourced from EPA SDWIS and UCMR5 PFAS monitoring data. See our methodology for details. Retrieved and formatted by PlainWater Editorial

Every figure on PlainWater is rendered directly from EPA SDWIS drinking-water data, no number is typed in by an editor. This page draws directly on EPA SDWIS data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.