PlainWater

Transient Non-Community Water System · PWS WY5680224

Shoshone Nf-Rex Hale Cg

Cody, Wyoming 82414 - drinking water served from groundwater sources to 40 people, tracked in EPA SDWIS and UCMR5.

40
People served
25
EPA violations
12
Health-based
Untested
UCMR5 result

The verdict

EPA records 25 drinking-water violations at Shoshone Nf-Rex Hale Cg, 48% of them health-based - below the Wyoming per-system average.

25
Total EPA violations on record
48%
Health-based (MCL / treatment failure)
40
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Shoshone Nf-Rex Hale Cg

Shoshone Nf-Rex Hale Cg is a federal-owned transient non-community water system that delivers drinking water to 40 residents in Cody, Wyoming (Park County) through 15 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 25 total violations for this system , of which 12 (48%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 13 monitoring and reporting violations are on file. The most recent violation on record dates to 2019.

The most frequently cited contaminant at this system is Coliform (TCR), recorded in 10 violations (MCL, health-based). 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%).

Shoshone Nf-Rex Hale Cg's 25 violations sit below 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
40
Total Violations
25
Health-Based Violations
12
Water Source
Groundwater

System Details

System Type
Transient Non-Community
Owner Type
Federal
Connections
15
County
Park
School/Daycare
No
MCL Violations
10
Monitoring Violations
13
Treatment Tech Violations
2

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MCL 10 2011
E. COLI MR 9 2017
Revised Total Coliform Rule MON 2 2019
Coliform (TCR) MR 2 2015
Revised Total Coliform Rule TT 2 2017

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 Shoshone Nf-Rex Hale Cg.

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 WY5680224 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
2019 Revised Total Coliform Rule MON 2 SDWIS / WY5680224 / 8000
2017 E. COLI MR 9 SDWIS / WY5680224 / 3014
2017 Revised Total Coliform Rule TT 2 SDWIS / WY5680224 / 8000
2015 Coliform (TCR) MR 2 SDWIS / WY5680224 / 3100
2011 Coliform (TCR) MCL 10 SDWIS / WY5680224 / 3100

How Shoshone Nf-Rex Hale Cg Compares

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

Metric Shoshone Nf-Rex Hale Cg Wyoming avg Federal benchmark
Total violations 25 42.4 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 12 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 40 835 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 Shoshone Nf-Rex Hale Cg water safe to drink?
Shoshone Nf-Rex Hale Cg (PWS ID: WY5680224) has 25 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 40 people using Groundwater sources.
How many people does Shoshone Nf-Rex Hale Cg serve?
Shoshone Nf-Rex Hale Cg serves 40 people in Cody, Wyoming. It is a Federal-owned system using Groundwater water sources with 15 service connections.
What type of violations does Shoshone Nf-Rex Hale Cg have?
Shoshone Nf-Rex Hale Cg has 25 total violations: 12 health-based violations (MCL exceedances or treatment failures), 13 monitoring/reporting violations, and 2 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Shoshone Nf-Rex Hale Cg water?
No PFAS testing data is available for Shoshone Nf-Rex Hale Cg under the EPA's UCMR5 monitoring program.
What water source does Shoshone Nf-Rex Hale Cg use?
Shoshone Nf-Rex Hale Cg 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.
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.