Public water system · CO0126175
ActiveChair Mtn Ranch Hoa Filing 1
At a glance
Chair Mtn Ranch Hoa Filing 1 (PWSID CO0126175) is an active community water system in Gunnison County, Colorado. It reports serving 37 people through 15 service connections. Its primary water source is groundwater, and EPA lists it as privately owned. Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in July 2011.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
37
Service connections
15
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Chair Mtn Ranch Hoa Filing 1 compare with other water systems in Gunnison County?
By EPA's size categories, Chair Mtn Ranch Hoa Filing 1 is a very small system (500 people or fewer). Gunnison County has 71 active public water systems. Its population served is well below the county average of 383 people per system, and accounts for 0.1% of the 27,176 people reported by systems filed under the county. Across Colorado, the 2,207 active systems average 3,400 people each. Nationally, the average active community water system reports serving 6,703 people, so Chair Mtn Ranch Hoa Filing 1 is well below that figure.
What does “community water system” mean?
A community water system serves at least 15 connections used by year-round residents, or regularly serves at least 25 year-round residents. Homes, apartments and mobile-home parks are served by these. Colorado has 1,068 active community water systems, 48% of the state's 2,207 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 1,437 Colorado systems (65%) list groundwater as their primary source.
Who owns and regulates Chair Mtn Ranch Hoa Filing 1?
EPA lists Chair Mtn Ranch Hoa Filing 1 as privately owned. The CO state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 49 of the 71 active systems in Gunnison County (69%) are also privately owned.
Does Chair Mtn Ranch Hoa Filing 1 have drinking water violations?
Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in July 2011. The violations listed here began between January 2006 and July 2011. By type: 10 monitoring and reporting and 2 public notice, recordkeeping or other. The contaminant or rule involved most often is Total coliform bacteria (TCR) (5 of them). EPA lists 12 as resolved. Resolved means at least one resolving action is on record: the system returned to compliance, the rule no longer applies, or no further action was needed.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2011-07-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2011-07-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Resolved |
| 2007-07-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2007-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2007-05-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2007-04-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Resolved |
| 2007-01-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Resolved |
| 2006-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2006-03-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2006-02-01 | Monitoring and reportingMonitoring, Repeat Major (TCR) · code 25 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2006-01-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Total trihalomethanes (TTHM)code 2950 | No | Resolved |
| 2006-01-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Haloacetic acids (HAA5)code 2456 | No | Resolved |
The 12 most recent violations in EPA's records, newest first.Labels and codes come from EPA's SDWIS reference tables. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found. "Health-based" marks violations of a legal limit or required treatment.
Chair Mtn Ranch Hoa Filing 1: frequently asked questions
Who runs Chair Mtn Ranch Hoa Filing 1?
Chair Mtn Ranch Hoa Filing 1 (PWSID CO0126175) is a community water system privately owned. It is regulated by the CO state drinking water program.
How many people does Chair Mtn Ranch Hoa Filing 1 serve?
Chair Mtn Ranch Hoa Filing 1 reports serving 37 people through 15 service connections in Gunnison County, Colorado.
Where does Chair Mtn Ranch Hoa Filing 1 get its water?
EPA SDWIS lists this system's primary water source as groundwater. Groundwater means the system draws its water from wells or springs fed by underground aquifers.
Does Chair Mtn Ranch Hoa Filing 1 have any drinking water violations?
Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in July 2011. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found.
Is Chair Mtn Ranch Hoa Filing 1's water safe to drink?
AquaCensus shows EPA compliance records, not current water test results, so it cannot say whether the water is safe at a given moment. Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in July 2011. For current results, consult the system's annual water quality report, EPA ECHO, or the CO state drinking water program.
Where can I find Chair Mtn Ranch Hoa Filing 1's water quality report?
As a community water system, Chair Mtn Ranch Hoa Filing 1 must deliver an annual water quality report, called a Consumer Confidence Report, to its customers by July 1 each year, covering the previous calendar year. The system can provide a copy on request.
Other water systems in Gunnison County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Gunnison City of | Gunnison | 9,610 | Community | Groundwater |
| Mount Crested Butte Wsd | Gunnison | 3,296 | Community | Surface water |
| Crested Butte Town of | Gunnison | 2,440 | Community | Surface water |
| Crested Butte South | Gunnison | 2,000 | Community | Groundwater |
| Cbmr Paradise Warming House | Gunnison | 1,530 | Transient non-community | Groundwater |
| Gunnison County Wsd | Gunnison | 800 | Community | Surface water |
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About this data
Source: U.S. EPA Safe Drinking Water Information System (SDWIS) and SDWA violation records, via EPA ECHO, as published October 1, 2026 — AquaCensus refreshes it quarterly. See the methodology for how records are matched, cleaned and scored.
Cite as: AquaCensus, “Chair Mtn Ranch Hoa Filing 1, PWSID CO0126175, Colorado”, https://aquacensus.com/water-systems/colorado/chair-mtn-ranch-hoa-filing-1-co0126175 (data as of October 1, 2026).