Public water system · CO0239800
ActiveValley Ranch Supply
At a glance
Valley Ranch Supply (PWSID CO0239800) is an active transient non-community water system in Mesa County, Colorado. It reports serving 98 people through 2 service connections. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's records list 7 violations for this system; none is health-based, and the most recent began in April 2010.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
98
Service connections
2
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Valley Ranch Supply compare with other water systems in Mesa County?
By EPA's size categories, Valley Ranch Supply is a very small system (500 people or fewer). Mesa County has 30 active public water systems. Its population served is well below the county average of 5,438 people per system, and accounts for less than 0.1% of the 163,137 people reported by systems filed under the county. Across Colorado, the 2,207 active systems average 3,400 people each. Nationally, the average active transient non-community water system reports serving 144 people, so Valley Ranch Supply is about 32% below that figure.
What does “transient non-community water system” mean?
A transient non-community water system serves places where people do not stay long, such as gas stations and campgrounds, and regularly serves at least 25 people a day for at least 60 days a year. Colorado has 956 active transient non-community water systems, 43% 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 Valley Ranch Supply?
EPA lists Valley Ranch Supply 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. 13 of the 30 active systems in Mesa County (43%) are also privately owned.
Does Valley Ranch Supply have drinking water violations?
EPA's records list 7 violations for this system; none is health-based, and the most recent began in April 2010. The violations listed here began between January 2008 and April 2010. By type: 7 monitoring and reporting. The contaminant or rule involved most often is Total coliform bacteria (TCR) (5 of them). EPA lists 7 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 |
|---|---|---|---|---|
| 2010-04-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2010-01-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2009-07-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2009-04-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2008-10-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2008-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 2008-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitritecode 1041 | No | Resolved |
All 7 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.
Valley Ranch Supply: frequently asked questions
Who runs Valley Ranch Supply?
Valley Ranch Supply (PWSID CO0239800) is a transient non-community water system privately owned. It is regulated by the CO state drinking water program.
How many people does Valley Ranch Supply serve?
Valley Ranch Supply reports serving 98 people through 2 service connections in Mesa County, Colorado.
Where does Valley Ranch Supply 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 Valley Ranch Supply have any drinking water violations?
EPA's records list 7 violations for this system; none is health-based, and the most recent began in April 2010. 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 Valley Ranch Supply'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. EPA's records list 7 violations for this system; none is health-based, and the most recent began in April 2010. For current results, consult EPA ECHO, or the CO state drinking water program.
Where can I find Valley Ranch Supply's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Valley Ranch Supply is a 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 Mesa County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Ute Wcd | Mesa | 92,580 | Community | Surface water |
| Clifton Wd | Mesa | 34,500 | Community | Surface water |
| Grand Junction City of | Mesa | 26,000 | Community | Surface water |
| Palisade Town of | Mesa | 3,060 | Community | Surface water |
| Debeque Town of | Mesa | 911 | Community | Surface water |
| Midlands Village | Mesa | 893 | Community | Purchased 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, “Valley Ranch Supply, PWSID CO0239800, Colorado”, https://aquacensus.com/water-systems/colorado/valley-ranch-supply-co0239800 (data as of October 1, 2026).