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Community Water System · PWS CO0149685

Roaring Fork MHP

Northbrook, Colorado 60065 - drinking water served from groundwater sources to 200 people, tracked in EPA SDWIS and UCMR5.

200
People served
423
EPA violations
8
Health-based
Untested
UCMR5 result

The verdict

EPA records 423 drinking-water violations at Roaring Fork MHP, 2% of them health-based - above the Colorado per-system average.

423
Total EPA violations on record
2%
Health-based (MCL / treatment failure)
200
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Roaring Fork MHP

Roaring Fork MHP is a private-owned community water system that delivers drinking water to 200 residents in Northbrook, Colorado (Pitkin County) through 51 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 423 total violations for this system , of which 8 (2%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 396 monitoring and reporting violations are on file. The most recent violation on record dates to 2024.

The most frequently cited contaminant at this system is Coliform (TCR), recorded in 26 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%).

Roaring Fork MHP's 423 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
200
Total Violations
423
Health-Based Violations
8
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
51
County
Pitkin
School/Daycare
No
MCL Violations
4
Monitoring Violations
396
Treatment Tech Violations
4

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 26 2016
Nitrate MR 24 2024
Lead and Copper Rule MR 11 2024
Chlorine MR 7 2016
Barium MR 6 2017
Cadmium MR 6 2017
Mercury MR 6 2017
Antimony, Total MR 6 2017
Thallium, Total MR 6 2017
Chromium MR 6 2017
Nickel MR 6 2017
Fluoride MR 6 2020
1,2,4-Trichlorobenzene MR 6 2020
Xylenes, Total MR 6 2020
o-Dichlorobenzene MR 6 2020
p-Dichlorobenzene MR 6 2020
1,1-Dichloroethylene MR 6 2020
trans-1,2-Dichloroethylene MR 6 2020
Carbon tetrachloride MR 6 2020
1,2-Dichloropropane MR 6 2020
Trichloroethylene MR 6 2020
Tetrachloroethylene MR 6 2020
CHLOROBENZENE MR 6 2020
Toluene MR 6 2020
Styrene MR 6 2020
cis-1,2-Dichloroethylene MR 6 2020
Vinyl chloride MR 6 2020
1,2-Dichloroethane MR 6 2020
1,1,1-Trichloroethane MR 6 2020
Benzene MR 6 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 Roaring Fork MHP.

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 CO0149685 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 Roaring Fork MHP 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
2024 Nitrate MR 24 SDWIS / CO0149685 / 1040
2024 Lead and Copper Rule MR 11 SDWIS / CO0149685 / 5000
2024 Revised Total Coliform Rule Other 3 SDWIS / CO0149685 / 8000
2023 Consumer Confidence Rule Other 4 SDWIS / CO0149685 / 7000
2023 Total Haloacetic Acids (HAA5) MR 4 SDWIS / CO0149685 / 2456
2023 TTHM MR 4 SDWIS / CO0149685 / 2950
2020 Fluoride MR 6 SDWIS / CO0149685 / 1025
2020 1,2,4-Trichlorobenzene MR 6 SDWIS / CO0149685 / 2378
2020 Xylenes, Total MR 6 SDWIS / CO0149685 / 2955
2020 o-Dichlorobenzene MR 6 SDWIS / CO0149685 / 2968
2020 p-Dichlorobenzene MR 6 SDWIS / CO0149685 / 2969
2020 1,1-Dichloroethylene MR 6 SDWIS / CO0149685 / 2977
2020 trans-1,2-Dichloroethylene MR 6 SDWIS / CO0149685 / 2979
2020 Carbon tetrachloride MR 6 SDWIS / CO0149685 / 2982
2020 1,2-Dichloropropane MR 6 SDWIS / CO0149685 / 2983

How Roaring Fork MHP Compares

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

Metric Roaring Fork MHP Colorado avg Federal benchmark
Total violations 423 108.9 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 8 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 200 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 Roaring Fork MHP water safe to drink? ▼
Roaring Fork MHP (PWS ID: CO0149685) has 423 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 200 people using Groundwater sources.
How many people does Roaring Fork MHP serve? ▼
Roaring Fork MHP serves 200 people in Northbrook, Colorado. It is a Private-owned system using Groundwater water sources with 51 service connections.
What type of violations does Roaring Fork MHP have? ▼
Roaring Fork MHP has 423 total violations: 8 health-based violations (MCL exceedances or treatment failures), 396 monitoring/reporting violations, and 4 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Roaring Fork MHP water? ▼
No PFAS testing data is available for Roaring Fork MHP under the EPA's UCMR5 monitoring program.
What water source does Roaring Fork MHP use? ▼
Roaring Fork MHP 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.

Read our methodology - how this data is sourced, computed, and verified.

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.