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Transient Non-Community Water System · PWS WY5601637

Sublette County Road and Bridge

Pinedale, Wyoming 82941 - drinking water served from groundwater sources to 26 people, tracked in EPA SDWIS and UCMR5.

26
People served
132
EPA violations
0
Health-based
Untested
UCMR5 result

The verdict

EPA records 132 drinking-water violations at Sublette County Road and Bridge - above the Wyoming per-system average.

132
Total EPA violations on record
0%
Health-based (MCL / treatment failure)
26
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Sublette County Road and Bridge

Sublette County Road and Bridge is a local-owned transient non-community water system that delivers drinking water to 26 residents in Pinedale, Wyoming (Sublette County) through 6 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 132 total violations for this system , of which 0 (0%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 132 monitoring and reporting violations are on file. The most recent violation on record dates to 2025.

The most frequently cited contaminant at this system is Coliform (TCR), recorded in 11 violations (MR). This system has not yet been sampled under EPA's UCMR5 PFAS monitoring program, so no PFAS detection data is available here.

Across Wyoming, EPA tracks 766 public water systems serving 639,288 people, with 32,465 cumulative violations and 4,023 health-based violations on record. About 95% of systems in the state carry at least one violation, and state-wide the average per system is 42.4 violations. Statewide, 18 of 33 UCMR5-tested systems have reported PFAS detections (54.5%).

Sublette County Road and Bridge's 132 violations sit above the Wyoming average.

All figures above are sourced directly from EPA SDWIS and UCMR5 public data releases and are updated as EPA publishes new reporting cycles.

Population Served
26
Total Violations
132
Health-Based Violations
0
Water Source
Groundwater

System Details

System Type
Transient Non-Community
Owner Type
Local
Connections
6
County
Sublette
School/Daycare
No
MCL Violations
0
Monitoring Violations
132
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 11 2014
Endrin MR 3 2011
BHC-GAMMA MR 3 2011
Methoxychlor MR 3 2011
Toxaphene MR 3 2011
Di(2-ethylhexyl) adipate MR 3 2011
Simazine MR 3 2011
Di(2-ethylhexyl) phthalate MR 3 2011
Dinoseb MR 3 2011
Hexachlorocyclopentadiene MR 3 2011
Carbofuran MR 3 2011
Atrazine MR 3 2011
Heptachlor MR 3 2011
Heptachlor epoxide MR 3 2011
HEXACHLOROBENZENE MR 3 2011
Benzo(a)pyrene MR 3 2011
Pentachlorophenol MR 3 2011
Total Polychlorinated Biphenyls (PCB) MR 3 2011
1,2-DIBROMO-3-CHLOROPROPANE MR 3 2011
Chlordane MR 3 2011
ETHYLENE DIBROMIDE MR 3 2011
Dalapon MR 3 2011
2,4,5-TP MR 3 2011
2,4-D MR 3 2011
LASSO MR 3 2011
Picloram MR 3 2011
OXAMYL MR 3 2011
1,2-Dichloroethane MR 2 2011
1,2-Dichloropropane MR 2 2011
Trichloroethylene MR 2 2011

Verify This Water System

The figures above are aggregated from EPA's public databases. To verify the underlying records, or to file a complaint, request a Consumer Confidence Report, or check current monitoring status, go directly to the federal and state regulators that enforce the Safe Drinking Water Act for Sublette County Road and Bridge.

Federal Source of Truth

EPA SDWIS, Federal Reports

EPA's Safe Drinking Water Information System (SDWIS) holds the federal compliance record for every regulated public water system. Open the system-level report by PWS ID:

View PWS ID WY5601637 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Wyoming Drinking Water Authority

Wyoming's primacy agency administers the Safe Drinking Water Act locally. Search EPA SDWIS for the current state contact, or use the state's public health or environment department portal.

Find WY regulator via EPA SDWIS

Violation Timeline

Each row links to the EPA SDWIS public record for verification. Cross-reference the contaminant code on EPA's federal report to see violation dates, return-to-compliance status, and enforcement actions.

Year (latest) Contaminant Category Count EPA Record
2025 Revised Total Coliform Rule MON 1 SDWIS / WY5601637 / 8000
2014 Coliform (TCR) MR 11 SDWIS / WY5601637 / 3100
2011 Endrin MR 3 SDWIS / WY5601637 / 2005
2011 BHC-GAMMA MR 3 SDWIS / WY5601637 / 2010
2011 Methoxychlor MR 3 SDWIS / WY5601637 / 2015
2011 Toxaphene MR 3 SDWIS / WY5601637 / 2020
2011 Di(2-ethylhexyl) adipate MR 3 SDWIS / WY5601637 / 2035
2011 Simazine MR 3 SDWIS / WY5601637 / 2037
2011 Di(2-ethylhexyl) phthalate MR 3 SDWIS / WY5601637 / 2039
2011 Dinoseb MR 3 SDWIS / WY5601637 / 2041
2011 Hexachlorocyclopentadiene MR 3 SDWIS / WY5601637 / 2042
2011 Carbofuran MR 3 SDWIS / WY5601637 / 2046
2011 Atrazine MR 3 SDWIS / WY5601637 / 2050
2011 Heptachlor MR 3 SDWIS / WY5601637 / 2065
2011 Heptachlor epoxide MR 3 SDWIS / WY5601637 / 2067

How Sublette County Road and Bridge Compares

Cross-reference this system's record against state averages and the federal MCL framework for context.

Metric Sublette County Road and Bridge Wyoming avg Federal benchmark
Total violations 132 42.4 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 0 5.3 Indicates a contaminant exceeded a federal MCL
PFAS detection None 54.5% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 26 835 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 766 regulated public water systems in Wyoming.

Federal MCL reference, Safe Drinking Water Act thresholds ▼
Contaminant Federal MCL / Action Level Note
Lead 0 mg/L (Action Level: 0.015 mg/L) Lead and Copper Rule treatment technique
Arsenic 0.010 mg/L (10 ppb) Health-based MCL since 2006
Total Coliform Treatment technique (RTCR) Indicator organism, monitoring trigger
PFOA / PFOS (PFAS) 4.0 ppt each (final 2024 rule) Compliance deadline 2029 (EPA proposed extending to 2031, not yet final as of May 2026)
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is Sublette County Road and Bridge water safe to drink? ▼
Sublette County Road and Bridge (PWS ID: WY5601637) has 132 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 26 people using Groundwater sources.
How many people does Sublette County Road and Bridge serve? ▼
Sublette County Road and Bridge serves 26 people in Pinedale, Wyoming. It is a Local-owned system using Groundwater water sources with 6 service connections.
What type of violations does Sublette County Road and Bridge have? ▼
Sublette County Road and Bridge has 132 total violations: 0 health-based violations (MCL exceedances or treatment failures), 132 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Sublette County Road and Bridge water? ▼
No PFAS testing data is available for Sublette County Road and Bridge under the EPA's UCMR5 monitoring program.
What water source does Sublette County Road and Bridge use? ▼
Sublette County Road and Bridge uses Groundwater as its primary water source. It is classified as a Transient Non-Community Water System, serving transient populations.
Where does this data come from? ▼
All data comes from the EPA Safe Drinking Water Information System (SDWIS) and the UCMR5 PFAS monitoring program. SDWIS tracks compliance for all public water systems regulated under the Safe Drinking Water Act.
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.

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 system's figures are rendered directly from 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.