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Non-Transient Non-Community Water System · PWS CO0235283

Livermore WS

Fort Collins, Colorado 80524 - drinking water served from surface water sources to 101 people, tracked in EPA SDWIS and UCMR5.

101
People served
341
EPA violations
114
Health-based
Untested
UCMR5 result

The verdict

EPA records 341 drinking-water violations at Livermore WS, 33% of them health-based - above the Colorado per-system average.

341
Total EPA violations on record
33%
Health-based (MCL / treatment failure)
101
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Livermore WS

Livermore WS is a private-owned non-transient non-community water system that delivers drinking water to 101 residents in Fort Collins, Colorado (Larimer County) through 5 service connections. Its water is drawn from surface water sources. EPA's Safe Drinking Water Information System records 341 total violations for this system , of which 114 (33%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 221 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 Interim Enhanced Surface Water Treatment Rule, recorded in 72 violations (TT, 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, 37 of 163 UCMR5-tested systems have reported PFAS detections (22.7%).

Livermore WS's 341 violations sit above 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
101
Total Violations
341
Health-Based Violations
114
Water Source
Surface Water

System Details

System Type
Non-Transient Non-Community
Owner Type
Private
Connections
5
County
Larimer
School/Daycare
No
MCL Violations
0
Monitoring Violations
221
Treatment Tech Violations
114

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Interim Enhanced Surface Water Treatment Rule TT 72 2021
Surface Water Treatment Rule TT 42 2021
Interim Enhanced Surface Water Treatment Rule MR 21 2021
Surface Water Treatment Rule MR 7 2021
Public Notice Other 6 2025
Nitrate MR 4 2004
1,2,4-Trichlorobenzene MR 3 2020
cis-1,2-Dichloroethylene MR 3 2020
DICHLOROMETHANE MR 3 2020
o-Dichlorobenzene MR 3 2020
p-Dichlorobenzene MR 3 2020
1,1-Dichloroethylene MR 3 2020
trans-1,2-Dichloroethylene MR 3 2020
1,2-Dichloropropane MR 3 2020
CHLOROBENZENE MR 3 2020
Toluene MR 3 2020
Styrene MR 3 2020
Barium MR 3 2020
Cadmium MR 3 2020
Chromium MR 3 2020
Mercury MR 3 2020
Antimony, Total MR 3 2020
Thallium, Total MR 3 2020
Endrin MR 3 2020
BHC-GAMMA MR 3 2020
Methoxychlor MR 3 2020
Dalapon MR 3 2020
OXAMYL MR 3 2020
Picloram MR 3 2020
Dinoseb MR 3 2020

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 Livermore 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 CO0235283 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 Livermore 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
2025 Public Notice Other 6 SDWIS / CO0235283 / 7500
2021 Interim Enhanced Surface Water Treatment Rule TT 72 SDWIS / CO0235283 / 0300
2021 Surface Water Treatment Rule TT 42 SDWIS / CO0235283 / 0200
2021 Interim Enhanced Surface Water Treatment Rule MR 21 SDWIS / CO0235283 / 0300
2021 Surface Water Treatment Rule MR 7 SDWIS / CO0235283 / 0200
2020 1,2,4-Trichlorobenzene MR 3 SDWIS / CO0235283 / 2378
2020 cis-1,2-Dichloroethylene MR 3 SDWIS / CO0235283 / 2380
2020 DICHLOROMETHANE MR 3 SDWIS / CO0235283 / 2964
2020 o-Dichlorobenzene MR 3 SDWIS / CO0235283 / 2968
2020 p-Dichlorobenzene MR 3 SDWIS / CO0235283 / 2969
2020 1,1-Dichloroethylene MR 3 SDWIS / CO0235283 / 2977
2020 trans-1,2-Dichloroethylene MR 3 SDWIS / CO0235283 / 2979
2020 1,2-Dichloropropane MR 3 SDWIS / CO0235283 / 2983
2020 CHLOROBENZENE MR 3 SDWIS / CO0235283 / 2989
2020 Toluene MR 3 SDWIS / CO0235283 / 2991

How Livermore WS Compares

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

Metric Livermore WS Colorado avg Federal benchmark
Total violations 341 108.9 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 114 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 101 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 Livermore WS water safe to drink?
Livermore WS (PWS ID: CO0235283) has 341 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 101 people using Surface Water sources.
How many people does Livermore WS serve?
Livermore WS serves 101 people in Fort Collins, Colorado. It is a Private-owned system using Surface Water water sources with 5 service connections.
What type of violations does Livermore WS have?
Livermore WS has 341 total violations: 114 health-based violations (MCL exceedances or treatment failures), 221 monitoring/reporting violations, and 114 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Livermore WS water?
No PFAS testing data is available for Livermore WS under the EPA's UCMR5 monitoring program.
What water source does Livermore WS use?
Livermore WS uses Surface Water as its primary water source. It is classified as a Non-Transient Non-Community Water System, serving the same people for at least 6 months per year.
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.