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Community Water System · PWS CO0123667

Ranch at Roaring Fork

Carbondale, Colorado 81623 - drinking water served from groundwater sources to 300 people, tracked in EPA SDWIS and UCMR5.

300
People served
302
EPA violations
4
Health-based
Untested
UCMR5 result

The verdict

EPA records 302 drinking-water violations at Ranch at Roaring Fork, 1% of them health-based - above the Colorado per-system average.

302
Total EPA violations on record
1%
Health-based (MCL / treatment failure)
300
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Ranch at Roaring Fork

Ranch at Roaring Fork is a private-owned community water system that delivers drinking water to 300 residents in Carbondale, Colorado (Garfield County) through 126 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 302 total violations for this system , of which 4 (1%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 287 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 21 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%).

Ranch at Roaring Fork's 302 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
300
Total Violations
302
Health-Based Violations
4
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
126
County
Garfield
School/Daycare
No
MCL Violations
0
Monitoring Violations
287
Treatment Tech Violations
4

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 21 2016
Nitrate MR 11 2024
Chlorine MR 10 2023
Lead and Copper Rule MR 8 2024
E. COLI MR 7 2023
Arsenic MR 6 2020
Barium MR 6 2020
Nickel MR 6 2020
Antimony, Total MR 6 2020
Thallium, Total MR 6 2020
Cadmium MR 6 2020
Beryllium, Total MR 6 2020
Chromium MR 6 2020
Mercury MR 6 2020
Selenium MR 6 2020
Consumer Confidence Rule Other 4 2023
TTHM MR 4 2023
Stage 1 Disinfectants and Disinfection Byproducts Rule TT 4 2020
Total Haloacetic Acids (HAA5) MR 4 2023
Gross Alpha, Excl. Radon and U MR 3 2008
Endrin MR 3 2020
BHC-GAMMA MR 3 2020
Toxaphene MR 3 2020
Dalapon MR 3 2020
OXAMYL MR 3 2020
Di(2-ethylhexyl) adipate MR 3 2020
Simazine MR 3 2020
Di(2-ethylhexyl) phthalate MR 3 2020
Dinoseb MR 3 2020
Hexachlorocyclopentadiene 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 Ranch at Roaring Fork.

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 CO0123667 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 Ranch at Roaring Fork 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 11 SDWIS / CO0123667 / 1040
2024 Lead and Copper Rule MR 8 SDWIS / CO0123667 / 5000
2024 Public Notice Other 2 SDWIS / CO0123667 / 7500
2023 Chlorine MR 10 SDWIS / CO0123667 / 0999
2023 E. COLI MR 7 SDWIS / CO0123667 / 3014
2023 Consumer Confidence Rule Other 4 SDWIS / CO0123667 / 7000
2023 TTHM MR 4 SDWIS / CO0123667 / 2950
2023 Total Haloacetic Acids (HAA5) MR 4 SDWIS / CO0123667 / 2456
2020 Arsenic MR 6 SDWIS / CO0123667 / 1005
2020 Barium MR 6 SDWIS / CO0123667 / 1010
2020 Nickel MR 6 SDWIS / CO0123667 / 1036
2020 Antimony, Total MR 6 SDWIS / CO0123667 / 1074
2020 Thallium, Total MR 6 SDWIS / CO0123667 / 1085
2020 Cadmium MR 6 SDWIS / CO0123667 / 1015
2020 Beryllium, Total MR 6 SDWIS / CO0123667 / 1075

How Ranch at Roaring Fork Compares

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

Metric Ranch at Roaring Fork Colorado avg Federal benchmark
Total violations 302 108.9 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 4 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 300 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 Ranch at Roaring Fork water safe to drink? ▼
Ranch at Roaring Fork (PWS ID: CO0123667) has 302 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 300 people using Groundwater sources.
How many people does Ranch at Roaring Fork serve? ▼
Ranch at Roaring Fork serves 300 people in Carbondale, Colorado. It is a Private-owned system using Groundwater water sources with 126 service connections.
What type of violations does Ranch at Roaring Fork have? ▼
Ranch at Roaring Fork has 302 total violations: 4 health-based violations (MCL exceedances or treatment failures), 287 monitoring/reporting violations, and 4 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Ranch at Roaring Fork water? ▼
No PFAS testing data is available for Ranch at Roaring Fork under the EPA's UCMR5 monitoring program.
What water source does Ranch at Roaring Fork use? ▼
Ranch at Roaring Fork 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.