PlainWater

Community Water System · PWS CO0119134

Basalt Town Of

Basalt, Colorado 81621 - drinking water served from surface water sources to 2,357 people, tracked in EPA SDWIS and UCMR5.

2,357
People served
31
EPA violations
0
Health-based
Untested
UCMR5 result

The verdict

EPA records 31 drinking-water violations at Basalt Town Of - below the Colorado per-system average.

31
Total EPA violations on record
0%
Health-based (MCL / treatment failure)
2,357
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Basalt Town Of

Basalt Town Of is a local-owned community water system that delivers drinking water to 2,357 residents in Basalt, Colorado (Eagle County) through 943 service connections. Its water is drawn from surface water sources. EPA's Safe Drinking Water Information System records 31 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 31 monitoring and reporting violations are on file. The most recent violation on record dates to 2009.

The most frequently cited contaminant at this system is Surface Water Treatment Rule, recorded in 20 violations (MR). 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%).

Basalt Town Of's 31 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
2,357
Total Violations
31
Health-Based Violations
0
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Local
Connections
943
County
Eagle
School/Daycare
No
MCL Violations
0
Monitoring Violations
31
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Surface Water Treatment Rule MR 20 2002
Coliform (TCR) MR 4 2008
Chlorine MR 4 2008
Interim Enhanced Surface Water Treatment Rule MR 3 2009

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 Basalt 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 CO0119134 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 Basalt 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
2009 Interim Enhanced Surface Water Treatment Rule MR 3 SDWIS / CO0119134 / 0300
2008 Coliform (TCR) MR 4 SDWIS / CO0119134 / 3100
2008 Chlorine MR 4 SDWIS / CO0119134 / 0999
2002 Surface Water Treatment Rule MR 20 SDWIS / CO0119134 / 0200

How Basalt Town Of Compares

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

Metric Basalt Town Of Colorado avg Federal benchmark
Total violations 31 108.9 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 2,357 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 Basalt Town Of water safe to drink?
Basalt Town Of (PWS ID: CO0119134) has 31 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 2,357 people using Surface Water sources.
How many people does Basalt Town Of serve?
Basalt Town Of serves 2,357 people in Basalt, Colorado. It is a Local-owned system using Surface Water water sources with 943 service connections.
What type of violations does Basalt Town Of have?
Basalt Town Of has 31 total violations: 0 health-based violations (MCL exceedances or treatment failures), 31 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Basalt Town Of water?
No PFAS testing data is available for Basalt Town Of under the EPA's UCMR5 monitoring program.
What water source does Basalt Town Of use?
Basalt Town 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. 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.