Public water system · UTAH09110
ActiveBoulder Mountain Guest Ranch
At a glance
Boulder Mountain Guest Ranch (PWSID UTAH09110) is an active transient non-community water system in Garfield County, Utah. It reports serving 50 people through 2 service connections. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's records list one violation for this system; it is health-based, and the most recent began in May 2024.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
50
Service connections
2
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Boulder Mountain Guest Ranch compare with other water systems in Garfield County?
By EPA's size categories, Boulder Mountain Guest Ranch is a very small system (500 people or fewer). Garfield County has 50 active public water systems. Its population served is well below the county average of 190 people per system, and accounts for 0.5% of the 9,493 people reported by systems filed under the county. Across Utah, the 1,133 active systems average 3,458 people each. Nationally, the average active transient non-community water system reports serving 144 people, so Boulder Mountain Guest Ranch is about 65% 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. Utah has 509 active transient non-community water systems, 45% of the state's 1,133 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 898 Utah systems (79%) list groundwater as their primary source.
Who owns and regulates Boulder Mountain Guest Ranch?
EPA lists Boulder Mountain Guest Ranch as privately owned. The UT state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 25 of the 50 active systems in Garfield County (50%) are also privately owned.
Does Boulder Mountain Guest Ranch have drinking water violations?
EPA's records list one violation for this system; it is health-based, and the most recent began in May 2024. By type: 1 contaminant level above the legal limit. The contaminant or rule involved is Revised Total Coliform Rule. EPA lists 1 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 |
|---|---|---|---|---|
| 2024-05-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, E. coli (RTCR) · code 1A | Revised Total Coliform Rulecode 8000 | Yes | Resolved |
The one violation in EPA's records.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.
Boulder Mountain Guest Ranch: frequently asked questions
Who runs Boulder Mountain Guest Ranch?
Boulder Mountain Guest Ranch (PWSID UTAH09110) is a transient non-community water system privately owned. It is regulated by the UT state drinking water program.
How many people does Boulder Mountain Guest Ranch serve?
Boulder Mountain Guest Ranch reports serving 50 people through 2 service connections in Garfield County, Utah.
Where does Boulder Mountain Guest Ranch 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 Boulder Mountain Guest Ranch have any drinking water violations?
EPA's records list one violation for this system; it is health-based, and the most recent began in May 2024. 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 Boulder Mountain Guest Ranch'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 one violation for this system; it is health-based, and the most recent began in May 2024. For current results, consult EPA ECHO, or the UT state drinking water program.
Where can I find Boulder Mountain Guest Ranch's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Boulder Mountain Guest Ranch 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 Garfield County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Panguitch City Water System | Garfield | 1,800 | Community | Groundwater |
| Escalante Town Water System | Garfield | 800 | Community | Groundwater |
| Rubys Inn | Garfield | 700 | Community | Groundwater |
| Tropic Town Water System | Garfield | 586 | Community | Groundwater |
| Posy Lake Campground | Garfield | 352 | Transient non-community | Groundwater |
| Bryce Canyon National Park | Garfield | 351 | Community | Groundwater |
Related pages
Working with water-system records? Pro adds alerts, change history and CSV export ($49/mo); Enterprise adds full national files, the API and an MCP server for AI tools.
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, “Boulder Mountain Guest Ranch, PWSID UTAH09110, Utah”, https://aquacensus.com/water-systems/utah/boulder-mountain-guest-ranch-utah09110 (data as of October 1, 2026).