Public water system · CO0253560
ActiveMonte Vista Co Op
At a glance
Monte Vista Co Op (PWSID CO0253560) is an active non-transient non-community water system in Rio Grande County, Colorado. It reports serving 150 people through 3 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 November 2023.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
150
Service connections
3
Primary source
GW
Groundwater
System type
NTNCWS
Non-transient non-community water system
System record
How does Monte Vista Co Op compare with other water systems in Rio Grande County?
By EPA's size categories, Monte Vista Co Op is a very small system (500 people or fewer). Rio Grande County has 48 active public water systems. Its population served is about half of the county average of 289 people per system, and accounts for 1.1% of the 13,885 people reported by systems filed under the county. Across Colorado, the 2,207 active systems average 3,400 people each. Nationally, the average active non-transient non-community water system reports serving 430 people, so Monte Vista Co Op is about 65% below that figure.
What does “non-transient non-community water system” mean?
A non-transient non-community water system regularly serves at least 25 of the same people for more than six months a year, but not where they live. Schools, factories, office buildings and hospitals with their own supply are typical examples. Colorado has 183 active non-transient non-community water systems, 8.3% 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 Monte Vista Co Op?
EPA lists Monte Vista Co Op 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. 40 of the 48 active systems in Rio Grande County (83%) are also privately owned.
Does Monte Vista Co Op have drinking water violations?
Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in November 2023. The violations listed here began between January 2020 and November 2023. By type: 7 monitoring and reporting and 5 monitoring. The contaminant or rule involved most often is Revised Total Coliform Rule (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 |
|---|---|---|---|---|
| 2023-11-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2023-10-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Resolved |
| 2022-06-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2022-04-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Resolved |
| 2022-01-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Resolved |
| 2022-01-01 | Monitoring and reportingLead Consumer Notice · code 66 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2022-01-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2021-07-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Resolved |
| 2021-07-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2020-10-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2020-01-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Haloacetic acids (HAA5)code 2456 | No | Resolved |
| 2020-01-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Total trihalomethanes (TTHM)code 2950 | 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.
Monte Vista Co Op: frequently asked questions
Who runs Monte Vista Co Op?
Monte Vista Co Op (PWSID CO0253560) is a non-transient non-community water system privately owned. It is regulated by the CO state drinking water program.
How many people does Monte Vista Co Op serve?
Monte Vista Co Op reports serving 150 people through 3 service connections in Rio Grande County, Colorado.
Where does Monte Vista Co Op 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 Monte Vista Co Op 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 November 2023. 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 Monte Vista Co Op'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 November 2023. For current results, consult EPA ECHO, or the CO state drinking water program.
Where can I find Monte Vista Co Op's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Monte Vista Co Op is a non-transient non-community water system, so it is not required to publish one; like every public water system, it must notify the people it serves about violations under EPA's public notification rules.
Other water systems in Rio Grande County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Monte Vista City of | Rio Grande | 4,600 | Community | Groundwater |
| Fun Valley Resort | Rio Grande | 1,723 | Transient non-community | Groundwater |
| Del Norte Town of | Rio Grande | 1,429 | Community | Groundwater |
| South Fork Rickel Park | Rio Grande | 804 | Transient non-community | Groundwater |
| South Fork West Municipal Town of | Rio Grande | 566 | Community | Groundwater |
| Sargent Elem and New High School Re33 | Rio Grande | 426 | Non-transient non-community | Groundwater |
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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, “Monte Vista Co Op, PWSID CO0253560, Colorado”, https://aquacensus.com/water-systems/colorado/monte-vista-co-op-co0253560 (data as of October 1, 2026).