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Community Water System · PWS CO0135485

Loveland City Of

Loveland, Colorado 80537 - drinking water served from surface water sources to 95,471 people, tracked in EPA SDWIS and UCMR5.

95,471
People served
23
EPA violations
0
Health-based
No PFAS
UCMR5 result

The verdict

EPA records 23 drinking-water violations at Loveland City Of - below the Colorado per-system average.

23
Total EPA violations on record
0%
Health-based (MCL / treatment failure)
95,471
People served by this system
0
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Loveland City Of

Loveland City Of is a local-owned community water system that delivers drinking water to 95,471 residents in Loveland, Colorado (Larimer County) through 29,455 service connections. Its water is drawn from surface water sources. EPA's Safe Drinking Water Information System records 23 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 22 monitoring and reporting violations are on file. The most recent violation on record dates to 2022.

The most frequently cited contaminant at this system is Chlorite, recorded in 6 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%).

Loveland City Of's 23 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
95,471
Total Violations
23
Health-Based Violations
0
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Local
Connections
29,455
County
Larimer
School/Daycare
No
MCL Violations
0
Monitoring Violations
22
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Chlorite MR 6 2003
CARBON, TOTAL MR 5 2006
Surface Water Treatment Rule MR 5 2022
Lead and Copper Rule MR 3 2020
Chlorine dioxide MR 3 2003

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 0 of 145 samples detected PFAS.

Contaminant Date Result MRL Status
PFUnA 9/16/2025 <2.00 ppt 2.00 ppt Not Detected
PFHxA 9/16/2025 <3.00 ppt 3.00 ppt Not Detected
9Cl-PF3ONS 9/16/2025 <2.00 ppt 2.00 ppt Not Detected
PFDoA 9/16/2025 <3.00 ppt 3.00 ppt Not Detected
ADONA 9/16/2025 <3.00 ppt 3.00 ppt Not Detected
11Cl-PF3OUdS 9/16/2025 <5.00 ppt 5.00 ppt Not Detected
PFDA 9/16/2025 <3.00 ppt 3.00 ppt Not Detected
PFOA 9/16/2025 <4.00 ppt 4.00 ppt Not Detected
PFOS 9/16/2025 <4.00 ppt 4.00 ppt Not Detected
PFHxS 9/16/2025 <3.00 ppt 3.00 ppt Not Detected
PFHpA 9/16/2025 <3.00 ppt 3.00 ppt Not Detected
PFBS 9/16/2025 <3.00 ppt 3.00 ppt Not Detected
PFHpS 9/16/2025 <3.00 ppt 3.00 ppt Not Detected
HFPO-DA 9/16/2025 <5.00 ppt 5.00 ppt Not Detected
PFNA 9/16/2025 <4.00 ppt 4.00 ppt Not Detected
NEtFOSAA 9/16/2025 <5.00 ppt 5.00 ppt Not Detected
NFDHA 9/16/2025 <20.00 ppt 20.00 ppt Not Detected
PFBA 9/16/2025 <5.00 ppt 5.00 ppt Not Detected
NMeFOSAA 9/16/2025 <6.00 ppt 6.00 ppt Not Detected
PFTrDA 9/16/2025 <7.00 ppt 7.00 ppt Not Detected
PFTA 9/16/2025 <8.00 ppt 8.00 ppt Not Detected
PFPeS 9/16/2025 <4.00 ppt 4.00 ppt Not Detected
PFMBA 9/16/2025 <3.00 ppt 3.00 ppt Not Detected
PFPeA 9/16/2025 <3.00 ppt 3.00 ppt Not Detected
PFMPA 9/16/2025 <4.00 ppt 4.00 ppt Not Detected
8:2 FTS 9/16/2025 <5.00 ppt 5.00 ppt Not Detected
PFEESA 9/16/2025 <3.00 ppt 3.00 ppt Not Detected
6:2 FTS 9/16/2025 <5.00 ppt 5.00 ppt Not Detected
4:2 FTS 9/16/2025 <3.00 ppt 3.00 ppt Not Detected
PFDoA 7/21/2025 <3.00 ppt 3.00 ppt Not Detected
PFOA 7/21/2025 <4.00 ppt 4.00 ppt Not Detected
PFOS 7/21/2025 <4.00 ppt 4.00 ppt Not Detected
PFNA 7/21/2025 <4.00 ppt 4.00 ppt Not Detected
PFHxS 7/21/2025 <3.00 ppt 3.00 ppt Not Detected
PFHpA 7/21/2025 <3.00 ppt 3.00 ppt Not Detected
PFBS 7/21/2025 <3.00 ppt 3.00 ppt Not Detected
9Cl-PF3ONS 7/21/2025 <2.00 ppt 2.00 ppt Not Detected
PFHpS 7/21/2025 <3.00 ppt 3.00 ppt Not Detected
PFHxA 7/21/2025 <3.00 ppt 3.00 ppt Not Detected
PFDA 7/21/2025 <3.00 ppt 3.00 ppt Not Detected
ADONA 7/21/2025 <3.00 ppt 3.00 ppt Not Detected
PFUnA 7/21/2025 <2.00 ppt 2.00 ppt Not Detected
NMeFOSAA 7/21/2025 <6.00 ppt 6.00 ppt Not Detected
HFPO-DA 7/21/2025 <5.00 ppt 5.00 ppt Not Detected
PFTrDA 7/21/2025 <7.00 ppt 7.00 ppt Not Detected
PFTA 7/21/2025 <8.00 ppt 8.00 ppt Not Detected
PFEESA 7/21/2025 <3.00 ppt 3.00 ppt Not Detected
NEtFOSAA 7/21/2025 <5.00 ppt 5.00 ppt Not Detected
PFMBA 7/21/2025 <3.00 ppt 3.00 ppt Not Detected
11Cl-PF3OUdS 7/21/2025 <5.00 ppt 5.00 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 Loveland 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 CO0135485 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 Loveland 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
2022 Surface Water Treatment Rule MR 5 SDWIS / CO0135485 / 0200
2020 Lead and Copper Rule MR 3 SDWIS / CO0135485 / 5000
2006 CARBON, TOTAL MR 5 SDWIS / CO0135485 / 2920
2003 Chlorite MR 6 SDWIS / CO0135485 / 1009
2003 Chlorine dioxide MR 3 SDWIS / CO0135485 / 1008

How Loveland City Of Compares

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

Metric Loveland City Of Colorado avg Federal benchmark
Total violations 23 108.9 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 60.1% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 95,471 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 Loveland City Of water safe to drink?
Loveland City Of (PWS ID: CO0135485) has 23 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 95,471 people using Surface Water sources.
How many people does Loveland City Of serve?
Loveland City Of serves 95,471 people in Loveland, Colorado. It is a Local-owned system using Surface Water water sources with 29,455 service connections.
What type of violations does Loveland City Of have?
Loveland City Of has 23 total violations: 0 health-based violations (MCL exceedances or treatment failures), 22 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Loveland City Of water?
No. Loveland City Of was tested for PFAS under the EPA's UCMR5 monitoring program and no PFAS contamination was detected.
What water source does Loveland City Of use?
Loveland City Of uses Surface Water 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.