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Community Water System · PWS CO0120184

Coyote Hills WS

Elizabeth, Colorado 80107 - drinking water served from groundwater sources to 84 people, tracked in EPA SDWIS and UCMR5.

84
People served
67
EPA violations
0
Health-based
Untested
UCMR5 result

The verdict

EPA records 67 drinking-water violations at Coyote Hills WS - below the Colorado per-system average.

67
Total EPA violations on record
0%
Health-based (MCL / treatment failure)
84
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Coyote Hills WS

Coyote Hills WS is a private-owned community water system that delivers drinking water to 84 residents in Elizabeth, Colorado (Elbert County) through 32 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 67 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 53 monitoring and reporting violations are on file. The most recent violation on record dates to 2023.

The most frequently cited contaminant at this system is Consumer Confidence Rule, recorded in 12 violations (Other). 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, 37 of 163 UCMR5-tested systems have reported PFAS detections (22.7%).

Coyote Hills WS's 67 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
84
Total Violations
67
Health-Based Violations
0
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
32
County
Elbert
School/Daycare
No
MCL Violations
0
Monitoring Violations
53
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Consumer Confidence Rule Other 12 2023
Chlorine MR 6 2022
Selenium MR 4 2011
Lead and Copper Rule MR 4 2011
Barium MR 4 2011
Cadmium MR 4 2011
Mercury MR 4 2011
Nickel MR 4 2011
Thallium, Total MR 4 2011
Beryllium, Total MR 4 2011
Chromium MR 4 2011
Antimony, Total MR 4 2011
Arsenic MR 4 2011
Coliform (TCR) MR 2 2006
Public Notice Other 2 2019
Fluoride MR 1 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 Coyote Hills WS.

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 CO0120184 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 Coyote Hills WS 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
2023 Consumer Confidence Rule Other 12 SDWIS / CO0120184 / 7000
2022 Chlorine MR 6 SDWIS / CO0120184 / 0999
2019 Public Notice Other 2 SDWIS / CO0120184 / 7500
2011 Selenium MR 4 SDWIS / CO0120184 / 1045
2011 Lead and Copper Rule MR 4 SDWIS / CO0120184 / 5000
2011 Barium MR 4 SDWIS / CO0120184 / 1010
2011 Cadmium MR 4 SDWIS / CO0120184 / 1015
2011 Mercury MR 4 SDWIS / CO0120184 / 1035
2011 Nickel MR 4 SDWIS / CO0120184 / 1036
2011 Thallium, Total MR 4 SDWIS / CO0120184 / 1085
2011 Beryllium, Total MR 4 SDWIS / CO0120184 / 1075
2011 Chromium MR 4 SDWIS / CO0120184 / 1020
2011 Antimony, Total MR 4 SDWIS / CO0120184 / 1074
2011 Arsenic MR 4 SDWIS / CO0120184 / 1005
2011 Fluoride MR 1 SDWIS / CO0120184 / 1025

How Coyote Hills WS Compares

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

Metric Coyote Hills WS Colorado avg Federal benchmark
Total violations 67 108.9 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 22.7% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 84 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 Coyote Hills WS water safe to drink? ▼
Coyote Hills WS (PWS ID: CO0120184) has 67 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 84 people using Groundwater sources.
How many people does Coyote Hills WS serve? ▼
Coyote Hills WS serves 84 people in Elizabeth, Colorado. It is a Private-owned system using Groundwater water sources with 32 service connections.
What type of violations does Coyote Hills WS have? ▼
Coyote Hills WS has 67 total violations: 0 health-based violations (MCL exceedances or treatment failures), 53 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Coyote Hills WS water? ▼
No PFAS testing data is available for Coyote Hills WS under the EPA's UCMR5 monitoring program.
What water source does Coyote Hills WS use? ▼
Coyote Hills WS 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.

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.