WaterVerge

Is Teton Village, WY Tap Water Safe to Drink?

Graded A, with 2 unresolved violations on record. See what was cited — and what it means for your tap. What to do next ↓

906 residents served 1 water system PWSID: WY5600218
Overall Score
93.4 / 100
Violations
2 active
Last Updated
May 2026
Source
Groundwater
#3 of 65 in Wyoming Top 6% nationally
Local Government
Moderate data confidence
Reviewed by WaterVerge Editorial Team · Last updated May 2026
AGRADE
Water Quality Grade
93.4/100
waterverge.com
A 93.4/100

Teton Village, WY — Water Quality Report

Teton Village's drinking water received a grade of A (93.4 out of 100), indicating excellent water quality. The city's 1 water system serves approximately 906 residents using groundwater.

Lead levels were measured at 2.0 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 11 violations on record, including 1 health-based violation. 2 remain unresolved.

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

What to know about Teton Village's water

Teton Village ranks #3 out of 65 cities in Wyoming for water quality, placing it one of the best in the state.

Teton Village 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, Teton Village may have fewer resources for advanced treatment technologies and infrastructure upgrades compared to larger utilities.

Quality Breakdown

Water quality score

See methodology →
93.4 out of 100 Grade A
A: 90-100
B: 74-89
C: 60-73
F: <50
How is this calculated?
Violations
43.4/45
A
Historical violation record including health-based and monitoring violations.
Lead & Copper
20/20
A
Lead at 2.0 ppb (90th percentile).
Contaminants
17/20
B
PFAS + legacy contaminant analysis.
Compliance
8/10
B
Monitoring and reporting compliance with EPA regulations.
Source Risk
5/5
A
Water source: Groundwater.
Water Safety

Is Teton Village, WY water safe to drink?

Use Caution

Teton Village's tap water meets most EPA standards but has areas that warrant attention. With a grade of A (93.4/100), some contaminant levels or compliance issues suggest that residents may benefit from additional filtration. The city's 1 water system serves approximately 906 residents using groundwater (wells).

2
Active Violations
2.0 ppb
Lead (90th %ile)

Recent water quality updates for Teton Village

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

Update
Water quality data updated

Latest EPA compliance and testing data incorporated into Teton Village's water quality assessment. Grade: A (93.4/100).

Violation
1 drinking water violation recorded

Contaminants: Revised Total Coliform Rule.

Violation
1 drinking water violation recorded

Contaminants: Coliform (TCR).

Violation
1 drinking water violation recorded

Contaminants: Lead and Copper Rule.

Key contaminant findings

Based on the most recent EPA sampling data for Teton Village's water supply.

Lead Within Limits
Detected: 2.0 ppb Limit: 15 ppb (EPA Action Level)

Well within EPA limits.

Violation history

Teton Village's water system has 11 total violations on record, including 1 health-based violation. 2 remain unresolved. 1 violation was issued in the last 5 years.

MONMRMCL
Most recent violations:
Apr 2024 Revised Total Coliform Rule Resolved
Oct 2014 Coliform (TCR) Resolved
Jan 2012 Lead and Copper Rule Open
Jun 2005 Coliform (TCR) Resolved
Jan 1997 Gross Alpha, Excl. Radon and U Resolved

Where does Teton Village's water come from?

Teton Village's drinking water comes from groundwater (wells), supplied by 1 water system serving approximately 906 people. Groundwater is generally less susceptible to surface contamination but can contain naturally occurring contaminants like arsenic, radon, and nitrate. Nearby water bodies include Snake River (river), Gros Ventre River (river), Granite C Ab Granite C Supplemental, Nr Moose (river), Fish Creek (river), Cache Creek (river).

What Teton Village residents can do

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.

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
2.0 ppb
EPA Action Level: 15 ppb · 13% of limit
Safe Level
Compliance Record

Violation summary

11
Total violations
1
Health-based
2
Active / unresolved
Apr 2024
Most recent violation
Compliance Record

Violations & advisories

11 Total
2 Active
1 Health-based
9 Resolved
Violations by category
Total Coliform Rule
7
Revised Total Coliform Rule
1
Lead and Copper Rule
1
Radionuclides and Revised Rad Rule
1
Jan 2012 Active
Lead and Copper Rule
Monitoring & Reporting
Monitoring & Reporting 0
Active
Compliance Violation
Monitoring 0
Apr 2024 Resolved
Revised Total Coliform Rule
Monitoring
Monitoring Resolved Apr 2024
Oct 2014 Resolved
Coliform (TCR)
Monitoring & Reporting
Monitoring & Reporting Resolved Oct 2014
Jun 2005 Resolved
Coliform (TCR)
Max Contaminant Level
Health-Based Health Resolved Jun 2005
Jan 1997 Resolved
Gross Alpha, Excl. Radon and U
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 1997
Aug 1994 Resolved
Coliform (TCR)
Monitoring & Reporting
Monitoring & Reporting Resolved Aug 1994
Mar 1994 Resolved
Coliform (TCR)
Monitoring & Reporting
Monitoring & Reporting Resolved Mar 1994
Sep 1992 Resolved
Coliform (TCR)
Monitoring & Reporting
Monitoring & Reporting Resolved Sep 1992
Sep 1992 Resolved
Coliform (TCR)
Monitoring & Reporting
Monitoring & Reporting Resolved Sep 1992
Mar 1992 Resolved
Coliform (TCR)
Monitoring & Reporting
Monitoring & Reporting Resolved Mar 1992
Environmental Risk

Drought conditions

D2 — severe drought

Teton County is currently in D2 (severe 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.

6
Weeks at D2+ (current streak)
22.9%
Months in D2+ (last 30y)
6
Weeks at D2+ (last 5y)

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

Full contaminants report

Contaminant Detected Level EPA Limit Unit Category Status
Lead (90th percentile) 2.0 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 0.0 ppb from 2006 (2.0 ppb) to 2025 (2.0 ppb).
Contaminant Rankings

See how Teton Village compares by contaminant

Explore where Teton Village ranks among all Wyoming cities for specific contaminants.

Infrastructure

Water source & infrastructure

Primary Source
Groundwater
Operator
Local Government
Population Served
906
Water Systems
1
Water Source

Where Teton Village's water comes from

Groundwater

Teton Village'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 906 people through 1 water system.

Local Hydrology

Water bodies near Teton Village

Teton Village is located near 5 notable water bodies. These water bodies contribute to the regional watershed and may indirectly affect groundwater quality.

Snake River
river
Gros Ventre River
river
Granite C Ab Granite C Supplemental, Nr Moose
river
Fish Creek
river
Cache Creek
river
Infrastructure

Water systems serving Teton Village

System Name PWSID Population Source
TETON VILLAGE WATER & SEWER DISTRICT WY5600218 906 GW
Regional Comparison

How Teton Village compares

Full Wyoming rankings →

Teton Village's score of 93.4/100 is above the average of 55/100 among major Wyoming cities. It outscores 10 of 10 nearby cities.

Teton Village (this city)
93.4
Cheyenne
30.8
Casper
41.8
Gillette
44.5
Laramie
55.2
Jackson
43.2
Wyoming avg
55
City Profile

About Teton Village, WY

Wikipedia →

Teton Village is a census-designated place (CDP) in Teton County, Wyoming, United States. The population was 517 at the 2020 census. The village surrounds the base of the Jackson Hole Mountain Resort. It is accessed from nearby Jackson and the surrounding area via the Moose-Wilson Road.

Economic Profile
$94,132
Median Income
0.9%
Unemployment
Community
51.7
Median Age
61
People / sq mi
65.3%
College Educated
46.6%
Homeownership
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Frequently asked questions

Is Teton Village, WY tap water safe to drink?

Teton Village's water quality earned a grade of A (93.4/100). The water generally meets EPA standards and is considered safe for consumption. The city ranks #3 out of 65 cities tested in Wyoming.

What contaminants are in Teton Village's water?

Lead was measured at 2.0 ppb (90th percentile). 11 violations are on record.

How is Teton Village'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 Teton Village?

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

Where does Teton Village's water come from?

Teton Village's water is sourced from Groundwater. The city has 1 water system serving approximately 906 residents.

What health violations has Teton Village's water system had?

Teton Village has 1 health-based violation on record. The most recent violation was recorded in April 2024. Health-based violations mean the water exceeded EPA maximum contaminant levels (MCLs) for a regulated substance. 2 violations remain unresolved.

Is Teton Village's groundwater at risk of contamination?

Teton Village 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 11 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 Teton Village's water compare to other cities?

Teton Village ranks #3 out of 65 cities in Wyoming (better than 95% of state cities) and #860 out of 15744 cities nationally (95th percentile). The grade of A reflects the combined assessment of violation history, lead and copper levels, PFAS contamination, and regulatory compliance.

Does Teton Village's small water system affect quality?

Teton Village's system serves approximately 906 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 11 violations on record.