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Community Water System · PWS CO0144001

Brush City Of

Hillrose, Colorado 80733 - drinking water served from groundwater sources to 5,122 people, tracked in EPA SDWIS and UCMR5.

5,122
People served
26
EPA violations
14
Health-based
No PFAS
UCMR5 result

The verdict

EPA records 26 drinking-water violations at Brush City Of, 54% of them health-based - below the Colorado per-system average.

26
Total EPA violations on record
54%
Health-based (MCL / treatment failure)
5,122
People served by this system
0
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Brush City Of

Brush City Of is a local-owned community water system that delivers drinking water to 5,122 residents in Hillrose, Colorado (Morgan County) through 1,957 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 26 total violations for this system , of which 14 (54%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 3 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 14 violations (MCL, health-based). This system was sampled under EPA's UCMR5 PFAS monitoring program and no PFAS compounds were detected above the minimum reporting level.

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%).

Brush City Of's 26 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
5,122
Total Violations
26
Health-Based Violations
14
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
1,957
County
Morgan
School/Daycare
No
MCL Violations
14
Monitoring Violations
3
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MCL 14 2003
LEAD AND COPPER RULE REVISIONS RPT 3 2025
Chlorine MR 2 2007
Consumer Confidence Rule Other 2 2006
Lead and Copper Rule MR 1 1993

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 0 of 29 samples detected PFAS.

Contaminant Date Result MRL Status
PFTA 5/6/2025 <8.00 ppt 8.00 ppt Not Detected
NMeFOSAA 5/6/2025 <6.00 ppt 6.00 ppt Not Detected
8:2 FTS 5/6/2025 <5.00 ppt 5.00 ppt Not Detected
PFPeA 5/6/2025 <3.00 ppt 3.00 ppt Not Detected
PFMBA 5/6/2025 <3.00 ppt 3.00 ppt Not Detected
PFEESA 5/6/2025 <3.00 ppt 3.00 ppt Not Detected
NFDHA 5/6/2025 <20.00 ppt 20.00 ppt Not Detected
PFPeS 5/6/2025 <4.00 ppt 4.00 ppt Not Detected
PFTrDA 5/6/2025 <7.00 ppt 7.00 ppt Not Detected
NEtFOSAA 5/6/2025 <5.00 ppt 5.00 ppt Not Detected
6:2 FTS 5/6/2025 <5.00 ppt 5.00 ppt Not Detected
4:2 FTS 5/6/2025 <3.00 ppt 3.00 ppt Not Detected
PFHpS 5/6/2025 <3.00 ppt 3.00 ppt Not Detected
PFOS 5/6/2025 <4.00 ppt 4.00 ppt Not Detected
PFMPA 5/6/2025 <4.00 ppt 4.00 ppt Not Detected
PFHpA 5/6/2025 <3.00 ppt 3.00 ppt Not Detected
PFBA 5/6/2025 <5.00 ppt 5.00 ppt Not Detected
PFNA 5/6/2025 <4.00 ppt 4.00 ppt Not Detected
PFBS 5/6/2025 <3.00 ppt 3.00 ppt Not Detected
PFOA 5/6/2025 <4.00 ppt 4.00 ppt Not Detected
PFDA 5/6/2025 <3.00 ppt 3.00 ppt Not Detected
PFDoA 5/6/2025 <3.00 ppt 3.00 ppt Not Detected
PFHxA 5/6/2025 <3.00 ppt 3.00 ppt Not Detected
PFUnA 5/6/2025 <2.00 ppt 2.00 ppt Not Detected
11Cl-PF3OUdS 5/6/2025 <5.00 ppt 5.00 ppt Not Detected
9Cl-PF3ONS 5/6/2025 <2.00 ppt 2.00 ppt Not Detected
ADONA 5/6/2025 <3.00 ppt 3.00 ppt Not Detected
HFPO-DA 5/6/2025 <5.00 ppt 5.00 ppt Not Detected
PFHxS 5/6/2025 <3.00 ppt 3.00 ppt Not Detected

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 Brush 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 CO0144001 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 Brush 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 LEAD AND COPPER RULE REVISIONS RPT 3 SDWIS / CO0144001 / 5200
2007 Chlorine MR 2 SDWIS / CO0144001 / 0999
2006 Consumer Confidence Rule Other 2 SDWIS / CO0144001 / 7000
2003 Coliform (TCR) MCL 14 SDWIS / CO0144001 / 3100
1993 Lead and Copper Rule MR 1 SDWIS / CO0144001 / 5000

How Brush City Of Compares

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

Metric Brush City Of Colorado avg Federal benchmark
Total violations 26 108.9 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 14 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 5,122 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 Brush City Of water safe to drink?
Brush City Of (PWS ID: CO0144001) has 26 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 5,122 people using Groundwater sources.
How many people does Brush City Of serve?
Brush City Of serves 5,122 people in Hillrose, Colorado. It is a Local-owned system using Groundwater water sources with 1,957 service connections.
What type of violations does Brush City Of have?
Brush City Of has 26 total violations: 14 health-based violations (MCL exceedances or treatment failures), 3 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Brush City Of water?
No. Brush City Of was tested for PFAS under the EPA's UCMR5 monitoring program and no PFAS contamination was detected.
What water source does Brush City Of use?
Brush 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. PFAS data from EPA UCMR5 monitoring program (2023-2025). 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.