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Community Water System · PWS CO0137015

Limon Town Of

Limon, Colorado 80828 - drinking water served from groundwater sources to 5,080 people, tracked in EPA SDWIS and UCMR5.

5,080
People served
37
EPA violations
9
Health-based
No PFAS
UCMR5 result

The verdict

EPA records 37 drinking-water violations at Limon Town Of, 24% of them health-based - below the Colorado per-system average.

37
Total EPA violations on record
24%
Health-based (MCL / treatment failure)
5,080
People served by this system
0
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Limon Town Of

Limon Town Of is a local-owned community water system that delivers drinking water to 5,080 residents in Limon, Colorado (Lincoln County) through 962 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 37 total violations for this system , of which 9 (24%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 17 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 10 violations (MR). 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%).

Limon Town Of's 37 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
5,080
Total Violations
37
Health-Based Violations
9
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
962
County
Lincoln
School/Daycare
No
MCL Violations
9
Monitoring Violations
17
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 10 2004
Coliform (TCR) MCL 8 1995
Consumer Confidence Rule Other 2 2007
Public Notice Other 2 2025
Carbon tetrachloride MR 1 1991
1,1-Dichloroethylene MR 1 1991
Selenium MCL 1 1983
p-Dichlorobenzene MR 1 1991
1,2-Dichloroethane MR 1 1991
Benzene MR 1 1991
Trichloroethylene MR 1 1991
1,1,1-Trichloroethane MR 1 1991

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 0 of 58 samples detected PFAS.

Contaminant Date Result MRL Status
PFMPA 8/7/2023 <4.00 ppt 4.00 ppt Not Detected
11Cl-PF3OUdS 8/7/2023 <5.00 ppt 5.00 ppt Not Detected
9Cl-PF3ONS 8/7/2023 <2.00 ppt 2.00 ppt Not Detected
PFEESA 8/7/2023 <3.00 ppt 3.00 ppt Not Detected
8:2 FTS 8/7/2023 <5.00 ppt 5.00 ppt Not Detected
NFDHA 8/7/2023 <20.00 ppt 20.00 ppt Not Detected
PFUnA 8/7/2023 <2.00 ppt 2.00 ppt Not Detected
PFHpS 8/7/2023 <3.00 ppt 3.00 ppt Not Detected
ADONA 8/7/2023 <3.00 ppt 3.00 ppt Not Detected
PFMBA 8/7/2023 <3.00 ppt 3.00 ppt Not Detected
PFPeA 8/7/2023 <3.00 ppt 3.00 ppt Not Detected
HFPO-DA 8/7/2023 <5.00 ppt 5.00 ppt Not Detected
PFBA 8/7/2023 <5.00 ppt 5.00 ppt Not Detected
6:2 FTS 8/7/2023 <5.00 ppt 5.00 ppt Not Detected
4:2 FTS 8/7/2023 <3.00 ppt 3.00 ppt Not Detected
PFPeS 8/7/2023 <4.00 ppt 4.00 ppt Not Detected
PFTA 8/7/2023 <8.00 ppt 8.00 ppt Not Detected
NEtFOSAA 8/7/2023 <5.00 ppt 5.00 ppt Not Detected
PFHxA 8/7/2023 <3.00 ppt 3.00 ppt Not Detected
PFBS 8/7/2023 <3.00 ppt 3.00 ppt Not Detected
PFHpA 8/7/2023 <3.00 ppt 3.00 ppt Not Detected
PFTrDA 8/7/2023 <7.00 ppt 7.00 ppt Not Detected
NMeFOSAA 8/7/2023 <6.00 ppt 6.00 ppt Not Detected
PFNA 8/7/2023 <4.00 ppt 4.00 ppt Not Detected
PFOS 8/7/2023 <4.00 ppt 4.00 ppt Not Detected
PFOA 8/7/2023 <4.00 ppt 4.00 ppt Not Detected
PFDA 8/7/2023 <3.00 ppt 3.00 ppt Not Detected
PFDoA 8/7/2023 <3.00 ppt 3.00 ppt Not Detected
PFHxS 8/7/2023 <3.00 ppt 3.00 ppt Not Detected
ADONA 12/12/2023 <3.00 ppt 3.00 ppt Not Detected
PFPeS 12/12/2023 <4.00 ppt 4.00 ppt Not Detected
PFTrDA 12/12/2023 <7.00 ppt 7.00 ppt Not Detected
PFTA 12/12/2023 <8.00 ppt 8.00 ppt Not Detected
PFHpS 12/12/2023 <3.00 ppt 3.00 ppt Not Detected
NFDHA 12/12/2023 <20.00 ppt 20.00 ppt Not Detected
PFEESA 12/12/2023 <3.00 ppt 3.00 ppt Not Detected
PFMBA 12/12/2023 <3.00 ppt 3.00 ppt Not Detected
6:2 FTS 12/12/2023 <5.00 ppt 5.00 ppt Not Detected
PFMPA 12/12/2023 <4.00 ppt 4.00 ppt Not Detected
HFPO-DA 12/12/2023 <5.00 ppt 5.00 ppt Not Detected
8:2 FTS 12/12/2023 <5.00 ppt 5.00 ppt Not Detected
4:2 FTS 12/12/2023 <3.00 ppt 3.00 ppt Not Detected
NEtFOSAA 12/12/2023 <5.00 ppt 5.00 ppt Not Detected
PFBA 12/12/2023 <5.00 ppt 5.00 ppt Not Detected
PFPeA 12/12/2023 <3.00 ppt 3.00 ppt Not Detected
PFBS 12/12/2023 <3.00 ppt 3.00 ppt Not Detected
PFOS 12/12/2023 <4.00 ppt 4.00 ppt Not Detected
PFNA 12/12/2023 <4.00 ppt 4.00 ppt Not Detected
PFOA 12/12/2023 <4.00 ppt 4.00 ppt Not Detected
PFHxA 12/12/2023 <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 Limon Town 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 CO0137015 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 Limon Town 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 Public Notice Other 2 SDWIS / CO0137015 / 7500
2007 Consumer Confidence Rule Other 2 SDWIS / CO0137015 / 7000
2004 Coliform (TCR) MR 10 SDWIS / CO0137015 / 3100
1995 Coliform (TCR) MCL 8 SDWIS / CO0137015 / 3100
1991 Carbon tetrachloride MR 1 SDWIS / CO0137015 / 2982
1991 1,1-Dichloroethylene MR 1 SDWIS / CO0137015 / 2977
1991 p-Dichlorobenzene MR 1 SDWIS / CO0137015 / 2969
1991 1,2-Dichloroethane MR 1 SDWIS / CO0137015 / 2980
1991 Benzene MR 1 SDWIS / CO0137015 / 2990
1991 Trichloroethylene MR 1 SDWIS / CO0137015 / 2984
1991 1,1,1-Trichloroethane MR 1 SDWIS / CO0137015 / 2981
1983 Selenium MCL 1 SDWIS / CO0137015 / 1045

How Limon Town Of Compares

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

Metric Limon Town Of Colorado avg Federal benchmark
Total violations 37 108.9 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 9 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 5,080 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 Limon Town Of water safe to drink?
Limon Town Of (PWS ID: CO0137015) has 37 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 5,080 people using Groundwater sources.
How many people does Limon Town Of serve?
Limon Town Of serves 5,080 people in Limon, Colorado. It is a Local-owned system using Groundwater water sources with 962 service connections.
What type of violations does Limon Town Of have?
Limon Town Of has 37 total violations: 9 health-based violations (MCL exceedances or treatment failures), 17 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Limon Town Of water?
No. Limon Town Of was tested for PFAS under the EPA's UCMR5 monitoring program and no PFAS contamination was detected.
What water source does Limon Town Of use?
Limon Town 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.