WaterVerge

Is Taos Ski Valley, NM Tap Water Safe to Drink?

Graded B+, with 13 unresolved violations on record. See what was cited — and what it means for your tap. What to do next ↓

1K residents served 1 water system PWSID: NM3533329
Overall Score
83.4 / 100
Violations
13 active
Last Updated
May 2026
Source
Groundwater
#22 of 163 in New Mexico Top 41% nationally
Local Government
Moderate data confidence
Reviewed by WaterVerge Editorial Team · Last updated May 2026
B+GRADE
Water Quality Grade
83.4/100
waterverge.com
B+ 83.4/100

Taos Ski Valley, NM — Water Quality Report

Taos Ski Valley's drinking water received a grade of B+ (83.4 out of 100), indicating good water quality. The city's 1 water system serves approximately 1,025 residents using groundwater.

Lead levels were measured at 2.6 ppb (90th percentile), well within EPA limits. This system has not yet been tested for PFAS under the EPA UCMR 5 program.

The system has 28 violations on record, including 4 health-based violations. 13 remain unresolved.

Data last updated: May 2026 · Source: EPA SDWIS, UCMR 5
Analysis

What to know about Taos Ski Valley's water

Taos Ski Valley ranks #22 out of 163 cities in New Mexico for water quality, placing it above average in the state.

Taos Ski Valley relies on groundwater, which is generally less vulnerable to surface contamination but can be affected by naturally occurring minerals like arsenic and nitrate, as well as agricultural and industrial runoff.

As a small community water system, Taos Ski Valley may have fewer resources for advanced treatment technologies and infrastructure upgrades compared to larger utilities.

Quality Breakdown

Water quality score

See methodology →
83.4 out of 100 Grade B+
A: 90-100
B: 74-89
C: 60-73
F: <50
How is this calculated?
Violations
38.4/45
B
Historical violation record including health-based and monitoring violations.
Lead & Copper
20/20
A
Lead at 2.6 ppb (90th percentile).
Contaminants
17/20
B
PFAS + legacy contaminant analysis.
Compliance
3/10
F
Monitoring and reporting compliance with EPA regulations.
Source Risk
5/5
A
Water source: Groundwater.
Water Safety

Is Taos Ski Valley, NM water safe to drink?

Concerns Identified

Taos Ski Valley's drinking water has significant quality concerns based on EPA testing data. With a grade of B+ (83.4/100), the system has issues across multiple categories. A water filter is recommended for all residents. The city's 1 water system serves approximately 1,025 residents using groundwater (wells).

13
Active Violations
2.6 ppb
Lead (90th %ile)
4 events
Disaster History

Recent water quality updates for Taos Ski Valley

A timeline of significant water quality events, violations, and data updates.

Update
Water quality data updated

Latest EPA compliance and testing data incorporated into Taos Ski Valley's water quality assessment. Grade: B+ (83.4/100).

Violation
2 drinking water violations recorded

Contaminants: TTHM, Total Haloacetic Acids (HAA5).

Violation
2 drinking water violations recorded

Contaminants: Total Haloacetic Acids (HAA5), TTHM.

Violation
1 drinking water violation recorded

Contaminants: Public Notice.

Disaster
SEVERE STORMS, FLOODING, AND MUDSLIDES

Federal disaster declaration (FEMA DR-4152). Flood event — may have impacted local water infrastructure.

Disaster
HURRICANE KATRINA EVACUATION

Federal disaster declaration (FEMA DR-3229). Hurricane event — may have impacted local water infrastructure.

Key contaminant findings

Based on the most recent EPA sampling data for Taos Ski Valley's water supply.

Lead Within Limits
Detected: 2.6 ppb Limit: 15 ppb (EPA Action Level)

Well within EPA limits.

Violation history

Taos Ski Valley's water system has 28 total violations on record, including 4 health-based violations. 13 remain unresolved.

MROtherMONTT
Most recent violations:
Jul 2020 TTHM Resolved
Jul 2020 Total Haloacetic Acids (HAA5) Resolved
Jul 2018 Total Haloacetic Acids (HAA5) Resolved
Jul 2018 TTHM Resolved
Dec 2017 Public Notice Open

Flood & environmental risk

Taos County has experienced 4 federally declared disasters since 1973. Flooding and severe storms can overwhelm water treatment plants, cause sewage overflows, and introduce agricultural runoff, bacteria, and sediment into drinking water supplies. Local water sources include Red River, Rio Hondo, Rio Lucero.

SEVERE STORMS, FLOODING, AND MUDSLIDES
Flood FEMA DR-4152
HURRICANE KATRINA EVACUATION
Hurricane FEMA DR-3229
SEVERE STORMS, SNOWMELT & FLOODING
Flood FEMA DR-589

Where does Taos Ski Valley's water come from?

Taos Ski Valley's drinking water comes from groundwater (wells), supplied by 1 water system serving approximately 1,025 people. Groundwater is generally less susceptible to surface contamination but can contain naturally occurring contaminants like arsenic, radon, and nitrate. Nearby water bodies include Red River (river), Rio Hondo (river), Rio Lucero (river).

What Taos Ski Valley residents can do

Install a water filter

Recommended: NSF-certified water filter. This addresses the specific contaminants found in Taos Ski Valley's water.

Request your utility's CCR

Your water utility is required to publish an annual Consumer Confidence Report (CCR) with detailed testing results. Ask for the latest copy or check your utility's website.

Monitor alerts during storms

Taos Ski Valley's area has a history of flooding. After severe weather, watch for boil water advisories from your local utility.

Data: EPA SDWIS, UCMR 5 (PFAS), FEMA, NOAA. Last updated May 2026.

Contaminant Alerts

Top contaminants to know

View all ↓
Lead (90th percentile)
Inorganic / Heavy Metal
Safe
2.6 ppb
EPA Action Level: 15 ppb · 17% of limit
Safe Level
Compliance Record

Violation summary

28
Total violations
4
Health-based
13
Active / unresolved
Jul 2020
Most recent violation
Compliance Record

Violations & advisories

28 Total
13 Active
4 Health-based
15 Resolved
Violations by category
Stage 2 Disinfectants and Disinfection Byproducts Rule
8
Consumer Confidence Rule
6
Ground Water Rule
4
Revised Total Coliform Rule
3
Stage 1 Disinfectants and Disinfection Byproducts Rule
3
Dec 2017 Active
Public Notice
Other Violation 0
Oct 2017 Active
Public Notice
Other Violation 0
Jun 2016 Active
Revised Total Coliform Rule
Other Violation 0
Jan 2016 Active
Groundwater Rule
Treatment Technique
Health-Based Health 0
Jan 2016 Active
Groundwater Rule
Treatment Technique
Health-Based Health 0
Jan 2016 Active
Groundwater Rule
Treatment Technique
Health-Based Health 0
Jan 2016 Active
Groundwater Rule
Treatment Technique
Health-Based Health 0
Oct 2009 Active
Consumer Confidence Rule
Other Violation 0
Oct 2007 Active
Consumer Confidence Rule
Other Violation 0
Oct 2005 Active
Consumer Confidence Rule
Other Violation 0
Jul 2005 Active
Consumer Confidence Rule
Other Violation 0
Jul 2002 Active
Consumer Confidence Rule
Other Violation 0
Active
Compliance Violation
Monitoring 0
Jul 2020 Resolved
TTHM
Monitoring & Reporting
Monitoring & Reporting Resolved Jun 2021
Jul 2020 Resolved
Total Haloacetic Acids (HAA5)
Monitoring & Reporting
Monitoring & Reporting Resolved Jun 2021
Jul 2018 Resolved
Total Haloacetic Acids (HAA5)
Monitoring & Reporting
Monitoring & Reporting Resolved Jun 2019
Jul 2018 Resolved
TTHM
Monitoring & Reporting
Monitoring & Reporting Resolved Jun 2019
Jul 2016 Resolved
Revised Total Coliform Rule
Monitoring
Monitoring Resolved Jul 2016
Jun 2016 Resolved
Revised Total Coliform Rule
Monitoring
Monitoring Resolved Jun 2016
Jul 2015 Resolved
TTHM
Monitoring & Reporting
Monitoring & Reporting Resolved Jun 2016
Showing 20 of 28 violations
Site context

Superfund sites within 10 miles of Taos Ski Valley

Superfund sites nearby

Federally tracked hazardous-waste sites on the EPA National Priorities List. Proximity does not necessarily indicate tap-water contamination — the connection depends on hydrology and treatment.

Source: EPA Superfund National Priorities List

Environmental Risk

Drought conditions

D3 — extreme drought

Taos County is currently in D3 (extreme drought) per the U.S. Drought Monitor (week of May 5, 2026). Drought can elevate disinfection-byproduct (TTHM/HAA5) levels and taste/odor issues as utilities draw from lower reservoirs.

14
Weeks at D2+ (current streak)
33.2%
Months in D2+ (last 30y)
14
Weeks at D2+ (last 5y)

Source: U.S. Drought Monitor, updated weekly by NDMC, USDA, and NOAA.

Environmental Risk

Flood & disaster history

4
Declared disasters
Oct 2013
Most recent
Flood
Most common type

Taos County has experienced 4 federally declared disasters since 1973. Flooding and severe weather can compromise water treatment infrastructure and introduce contaminants into drinking water supplies.

Oct 2013
SEVERE STORMS, FLOODING, AND MUDSLIDES
Flood FEMA #4152
Sep 2005
HURRICANE KATRINA EVACUATION
Hurricane FEMA #3229
Jun 1979
SEVERE STORMS, SNOWMELT & FLOODING
Flood FEMA #589
May 1973
SEVERE STORMS, SNOW MELT & FLOODING
Flood FEMA #380

Full contaminants report

Contaminant Detected Level EPA Limit Unit Category Status
Lead (90th percentile) 2.6 15 ppb Inorganic Safe
Data source: EPA SDWIS, UCMR 5, local utility CCR.

Lead level trend (90th percentile)

EPA action level: 15 ppb
Lead has decreased by 6.4 ppb from 2006 (9.0 ppb) to 2024 (2.6 ppb).
Contaminant Rankings

See how Taos Ski Valley compares by contaminant

Explore where Taos Ski Valley ranks among all New Mexico cities for specific contaminants.

Infrastructure

Water source & infrastructure

Primary Source
Groundwater
Operator
Local Government
Population Served
1,025
Water Systems
1
Water Source

Where Taos Ski Valley's water comes from

Groundwater

Taos Ski Valley's drinking water is drawn from underground aquifers through wells.

Groundwater is naturally filtered through rock and soil layers, generally requiring less treatment than surface water. However, it can contain naturally occurring contaminants like arsenic, radon, and minerals.

Agricultural activity, septic systems, and industrial operations near well fields can introduce nitrates, pesticides, and volatile organic compounds.

The system is operated by local government ownership and serves approximately 1,025 people through 1 water system.

Local Hydrology

Water bodies near Taos Ski Valley

Taos Ski Valley is located near 3 notable water bodies. These water bodies contribute to the regional watershed and may indirectly affect groundwater quality.

Red River
river
Rio Hondo
river
Rio Lucero
river
Infrastructure

Water systems serving Taos Ski Valley

System Name PWSID Population Source
VILLAGE OF TAOS SKI VALLEY NM3533329 1,025 GW
Regional Comparison

How Taos Ski Valley compares

Full New Mexico rankings →

Taos Ski Valley's score of 83.4/100 is above the average of 44/100 among major New Mexico cities. It outscores 9 of 10 nearby cities.

Taos Ski Valley (this city)
83.4
Las Cruces
40.1
Santa Fe
35.7
Rio Rancho
83.8
Roswell
45.8
New Mexico avg
44
City Profile

About Taos Ski Valley, NM

Wikipedia →

Taos Ski Valley is a village and alpine ski resort in the southwestern United States, located in Taos County, New Mexico. As of the 2020 census, Taos Ski Valley had a population of 77. Until March 19, 2008, it was one of four ski resorts in America to prohibit snowboarding. The Kachina lift, constructed in 2014, serves one of the highest elevations of any triple chair in North America, to a peak of 12,481 feet (3,804 m) above sea level.

Economic Profile
$71,667
Median Income
10%
Unemployment
Community
49.3
Median Age
9
People / sq mi
78%
College Educated
100%
Homeownership
Share this reportHelp others learn about their water quality
WhatsAppXFacebookLinkedInEmail

Frequently asked questions

Is Taos Ski Valley, NM tap water safe to drink?

Taos Ski Valley's water quality earned a grade of B+ (83.4/100). The water generally meets EPA standards and is considered safe for consumption. The city ranks #22 out of 163 cities tested in New Mexico.

What contaminants are in Taos Ski Valley's water?

Lead was measured at 2.6 ppb (90th percentile). 28 violations are on record.

How is Taos Ski Valley's water quality grade calculated?

The grade is based on four factors: violation history (40%), lead and copper levels (25%), PFAS contamination (25%), and regulatory compliance (10%). The score is also adjusted based on how complete the available data is. See our methodology page for full details.

Do I need a water filter in Taos Ski Valley?

Based on current data, basic filtration should suffice for additional peace of mind.

Where does Taos Ski Valley's water come from?

Taos Ski Valley's water is sourced from Groundwater. The city has 1 water system serving approximately 1,025 residents.

What health violations has Taos Ski Valley's water system had?

Taos Ski Valley has 4 health-based violations on record. The most recent violation was recorded in July 2020. Health-based violations mean the water exceeded EPA maximum contaminant levels (MCLs) for a regulated substance. 13 violations remain unresolved.

Is Taos Ski Valley's groundwater at risk of contamination?

Taos Ski Valley uses groundwater, which can be affected by naturally occurring contaminants like arsenic, radon, and nitrate, as well as agricultural runoff and industrial activity. The system has 28 violations on record that may relate to groundwater quality. Groundwater systems are generally less susceptible to surface contamination but should be monitored for emerging contaminants like PFAS.

How does Taos Ski Valley's water compare to other cities?

Taos Ski Valley ranks #22 out of 163 cities in New Mexico (better than 87% of state cities) and #6458 out of 15744 cities nationally (59th percentile). The grade of B+ reflects the combined assessment of violation history, lead and copper levels, PFAS contamination, and regulatory compliance.

Does Taos Ski Valley's small water system affect quality?

Taos Ski Valley's system serves approximately 1,025 residents. Small community water systems (under 3,300 people) may have fewer financial resources for infrastructure upgrades and advanced treatment technologies. However, they are held to the same EPA drinking water standards as larger systems. This system has 28 violations on record.