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States → Colorado

Community Water System · PWS CO0106900

Fort Lyon

Las Animas, Colorado 81054 - drinking water served from groundwater sources to 300 people, tracked in EPA SDWIS and UCMR5.

300
People served
91
EPA violations
12
Health-based
Untested
UCMR5 result

The verdict

EPA records 91 drinking-water violations at Fort Lyon, 13% of them health-based - below the Colorado per-system average.

91
Total EPA violations on record
13%
Health-based (MCL / treatment failure)
300
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Fort Lyon

Fort Lyon is a private-owned community water system that delivers drinking water to 300 residents in Las Animas, Colorado (Bent County) through 55 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 91 total violations for this system , of which 12 (13%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 78 monitoring and reporting violations are on file. The most recent violation on record dates to 2018.

The most frequently cited contaminant at this system is Coliform (TCR), recorded in 12 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 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%).

Fort Lyon's 91 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
300
Total Violations
91
Health-Based Violations
12
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
55
County
Bent
School/Daycare
No
MCL Violations
12
Monitoring Violations
78
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MCL 12 2005
Coliform (TCR) MR 9 2001
Xylenes, Total MR 6 2018
Nitrate MR 3 2003
DICHLOROMETHANE MR 3 2016
o-Dichlorobenzene MR 3 2016
1,1-Dichloroethylene MR 3 2016
trans-1,2-Dichloroethylene MR 3 2016
1,2-Dichloroethane MR 3 2016
Carbon tetrachloride MR 3 2016
1,2-Dichloropropane MR 3 2016
Trichloroethylene MR 3 2016
1,1,2-Trichloroethane MR 3 2016
Tetrachloroethylene MR 3 2016
CHLOROBENZENE MR 3 2016
Benzene MR 3 2016
Toluene MR 3 2016
cis-1,2-Dichloroethylene MR 3 2016
1,2,4-Trichlorobenzene MR 3 2016
Vinyl chloride MR 3 2016
Ethylbenzene MR 3 2016
1,1,1-Trichloroethane MR 3 2016
p-Dichlorobenzene MR 3 2016
Styrene MR 3 2016

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 Fort Lyon.

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 CO0106900 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 Fort Lyon 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
2018 Xylenes, Total MR 6 SDWIS / CO0106900 / 2955
2016 DICHLOROMETHANE MR 3 SDWIS / CO0106900 / 2964
2016 o-Dichlorobenzene MR 3 SDWIS / CO0106900 / 2968
2016 1,1-Dichloroethylene MR 3 SDWIS / CO0106900 / 2977
2016 trans-1,2-Dichloroethylene MR 3 SDWIS / CO0106900 / 2979
2016 1,2-Dichloroethane MR 3 SDWIS / CO0106900 / 2980
2016 Carbon tetrachloride MR 3 SDWIS / CO0106900 / 2982
2016 1,2-Dichloropropane MR 3 SDWIS / CO0106900 / 2983
2016 Trichloroethylene MR 3 SDWIS / CO0106900 / 2984
2016 1,1,2-Trichloroethane MR 3 SDWIS / CO0106900 / 2985
2016 Tetrachloroethylene MR 3 SDWIS / CO0106900 / 2987
2016 CHLOROBENZENE MR 3 SDWIS / CO0106900 / 2989
2016 Benzene MR 3 SDWIS / CO0106900 / 2990
2016 Toluene MR 3 SDWIS / CO0106900 / 2991
2016 cis-1,2-Dichloroethylene MR 3 SDWIS / CO0106900 / 2380

How Fort Lyon Compares

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

Metric Fort Lyon Colorado avg Federal benchmark
Total violations 91 108.9 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 12 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 300 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 Fort Lyon water safe to drink? ▼
Fort Lyon (PWS ID: CO0106900) has 91 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 300 people using Groundwater sources.
How many people does Fort Lyon serve? ▼
Fort Lyon serves 300 people in Las Animas, Colorado. It is a Private-owned system using Groundwater water sources with 55 service connections.
What type of violations does Fort Lyon have? ▼
Fort Lyon has 91 total violations: 12 health-based violations (MCL exceedances or treatment failures), 78 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Fort Lyon water? ▼
No PFAS testing data is available for Fort Lyon under the EPA's UCMR5 monitoring program.
What water source does Fort Lyon use? ▼
Fort Lyon 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.