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Community Water System · PWS CO0163010

Wray City Of

Wray, Colorado 80758 - drinking water served from groundwater sources to 2,342 people, tracked in EPA SDWIS and UCMR5.

2,342
People served
95
EPA violations
0
Health-based
Untested
UCMR5 result

The verdict

EPA records 95 drinking-water violations at Wray City Of - below the Colorado per-system average.

95
Total EPA violations on record
0%
Health-based (MCL / treatment failure)
2,342
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Wray City Of

Wray City Of is a local-owned community water system that delivers drinking water to 2,342 residents in Wray, Colorado (Yuma County) through 1,173 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 95 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 82 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 TTHM, recorded in 8 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 Colorado, EPA tracks 2,193 public water systems serving 7,473,456 people, with 238,796 cumulative violations and 30,589 health-based violations on record. About 93% of systems in the state carry at least one violation, and state-wide the average per system is 108.9 violations. Statewide, 98 of 163 UCMR5-tested systems have reported PFAS detections (60.1%).

Wray City Of's 95 violations sit below the Colorado 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
2,342
Total Violations
95
Health-Based Violations
0
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
1,173
County
Yuma
School/Daycare
No
MCL Violations
0
Monitoring Violations
82
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
TTHM MR 8 2025
Total Haloacetic Acids (HAA5) MR 8 2025
Revised Total Coliform Rule Other 4 2024
1,2,4-Trichlorobenzene MR 3 2005
Xylenes, Total MR 3 2005
DICHLOROMETHANE MR 3 2005
Vinyl chloride MR 3 2005
1,2-Dichloroethane MR 3 2005
1,1,1-Trichloroethane MR 3 2005
1,2-Dichloropropane MR 3 2005
Trichloroethylene MR 3 2005
1,1,2-Trichloroethane MR 3 2005
Tetrachloroethylene MR 3 2005
CHLOROBENZENE MR 3 2005
Styrene MR 3 2005
Public Notice Other 3 2023
Ethylbenzene MR 3 2005
1,1-Dichloroethylene MR 3 2005
Fluoride MR 3 2017
trans-1,2-Dichloroethylene MR 3 2005
Toluene MR 3 2005
Benzene MR 3 2005
cis-1,2-Dichloroethylene MR 3 2005
p-Dichlorobenzene MR 3 2005
Carbon tetrachloride MR 3 2005
o-Dichlorobenzene MR 3 2005
LEAD AND COPPER RULE REVISIONS RPT 2 2025

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 Wray City Of.

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 CO0163010 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Colorado Drinking Water Authority

Colorado Department of Public Health and Environment, Water Quality Control is the primacy agency that licenses and inspects Wray City Of under EPA-delegated authority.

Open CO regulator portal

Source: Colorado Department of Public Health and Environment, Water Quality Control

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 TTHM MR 8 SDWIS / CO0163010 / 2950
2025 Total Haloacetic Acids (HAA5) MR 8 SDWIS / CO0163010 / 2456
2025 LEAD AND COPPER RULE REVISIONS RPT 2 SDWIS / CO0163010 / 5200
2024 Revised Total Coliform Rule Other 4 SDWIS / CO0163010 / 8000
2023 Public Notice Other 3 SDWIS / CO0163010 / 7500
2017 Fluoride MR 3 SDWIS / CO0163010 / 1025
2005 1,2,4-Trichlorobenzene MR 3 SDWIS / CO0163010 / 2378
2005 Xylenes, Total MR 3 SDWIS / CO0163010 / 2955
2005 DICHLOROMETHANE MR 3 SDWIS / CO0163010 / 2964
2005 Vinyl chloride MR 3 SDWIS / CO0163010 / 2976
2005 1,2-Dichloroethane MR 3 SDWIS / CO0163010 / 2980
2005 1,1,1-Trichloroethane MR 3 SDWIS / CO0163010 / 2981
2005 1,2-Dichloropropane MR 3 SDWIS / CO0163010 / 2983
2005 Trichloroethylene MR 3 SDWIS / CO0163010 / 2984
2005 1,1,2-Trichloroethane MR 3 SDWIS / CO0163010 / 2985

How Wray City Of Compares

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

Metric Wray City Of Colorado avg Federal benchmark
Total violations 95 108.9 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 0 13.9 Indicates a contaminant exceeded a federal MCL
PFAS detection None 60.1% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 2,342 3,408 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 2,193 regulated public water systems in Colorado.

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 Wray City Of water safe to drink?
Wray City Of (PWS ID: CO0163010) has 95 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 2,342 people using Groundwater sources.
How many people does Wray City Of serve?
Wray City Of serves 2,342 people in Wray, Colorado. It is a Local-owned system using Groundwater water sources with 1,173 service connections.
What type of violations does Wray City Of have?
Wray City Of has 95 total violations: 0 health-based violations (MCL exceedances or treatment failures), 82 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Wray City Of water?
No PFAS testing data is available for Wray City Of under the EPA's UCMR5 monitoring program.
What water source does Wray City Of use?
Wray City Of uses Groundwater as its primary water source. It is classified as a Community Water System (CWS), serving residential populations year-round.
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.