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Community Water System · PWS CO0145450

Manzanola Town Of

Manzanola, Colorado 81058 - drinking water served from groundwater sources to 497 people, tracked in EPA SDWIS and UCMR5.

497
People served
371
EPA violations
280
Health-based
Untested
UCMR5 result

The verdict

EPA records 371 drinking-water violations at Manzanola Town Of, 75% of them health-based - above the Colorado per-system average.

371
Total EPA violations on record
75%
Health-based (MCL / treatment failure)
497
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Manzanola Town Of

Manzanola Town Of is a local-owned community water system that delivers drinking water to 497 residents in Manzanola, Colorado (Otero County) through 218 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 371 total violations for this system , of which 280 (75%) 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 2025.

The most frequently cited contaminant at this system is Combined Radium (-226 and -228), recorded in 129 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%).

Manzanola Town Of's 371 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
497
Total Violations
371
Health-Based Violations
280
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
218
County
Otero
School/Daycare
No
MCL Violations
276
Monitoring Violations
78
Treatment Tech Violations
4

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Combined Radium (-226 and -228) MCL 129 2024
Combined Uranium MCL 117 2025
Gross Alpha, Excl. Radon and U MCL 24 2024
Public Notice Other 11 2025
Combined Uranium MR 10 2024
Coliform (TCR) MR 8 2009
Lead and Copper Rule MR 7 2023
Combined Radium (-226 and -228) MR 7 2024
Coliform (TCR) MCL 6 2003
Gross Alpha, Excl. Radon and U MR 6 2024
Groundwater Rule TT 4 2024
Stage 2 Disinfectants and Disinfection Byproducts Rule MR 4 2016
Arsenic MR 3 1999
Mercury MR 3 1999
Nickel MR 3 1999
Chlorine MR 3 2009
Antimony, Total MR 3 1999
Selenium MR 3 1999
Cadmium MR 3 1999
Chromium MR 3 1999
Beryllium, Total MR 3 1999
Fluoride MR 3 1999
Thallium, Total MR 3 1999
Barium MR 3 1999

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 Manzanola 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 CO0145450 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 Manzanola 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 Combined Uranium MCL 117 SDWIS / CO0145450 / 4006
2025 Public Notice Other 11 SDWIS / CO0145450 / 7500
2024 Combined Radium (-226 and -228) MCL 129 SDWIS / CO0145450 / 4010
2024 Gross Alpha, Excl. Radon and U MCL 24 SDWIS / CO0145450 / 4000
2024 Combined Uranium MR 10 SDWIS / CO0145450 / 4006
2024 Combined Radium (-226 and -228) MR 7 SDWIS / CO0145450 / 4010
2024 Gross Alpha, Excl. Radon and U MR 6 SDWIS / CO0145450 / 4000
2024 Groundwater Rule TT 4 SDWIS / CO0145450 / 0700
2023 Lead and Copper Rule MR 7 SDWIS / CO0145450 / 5000
2016 Stage 2 Disinfectants and Disinfection Byproducts Rule MR 4 SDWIS / CO0145450 / 0600
2009 Coliform (TCR) MR 8 SDWIS / CO0145450 / 3100
2009 Chlorine MR 3 SDWIS / CO0145450 / 0999
2003 Coliform (TCR) MCL 6 SDWIS / CO0145450 / 3100
1999 Arsenic MR 3 SDWIS / CO0145450 / 1005
1999 Mercury MR 3 SDWIS / CO0145450 / 1035

How Manzanola Town Of Compares

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

Metric Manzanola Town Of Colorado avg Federal benchmark
Total violations 371 108.9 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 280 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 497 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 Manzanola Town Of water safe to drink?
Manzanola Town Of (PWS ID: CO0145450) has 371 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 497 people using Groundwater sources.
How many people does Manzanola Town Of serve?
Manzanola Town Of serves 497 people in Manzanola, Colorado. It is a Local-owned system using Groundwater water sources with 218 service connections.
What type of violations does Manzanola Town Of have?
Manzanola Town Of has 371 total violations: 280 health-based violations (MCL exceedances or treatment failures), 78 monitoring/reporting violations, and 4 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Manzanola Town Of water?
No PFAS testing data is available for Manzanola Town Of under the EPA's UCMR5 monitoring program.
What water source does Manzanola Town Of use?
Manzanola 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. 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.