Public water system · UTAH27110
ActiveGunlock State Park
At a glance
Gunlock State Park (PWSID UTAH27110) is an active transient non-community water system in Washington County, Utah. It reports serving 640 people through 1 service connection. Its primary water source is purchased groundwater, and EPA lists it as owned by a state government. EPA's records list one violation for this system; it is not health-based, and the most recent began in November 2022.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
640
Service connections
1
Primary source
GWP
Purchased groundwater
System type
TNCWS
Transient non-community water system
System record
How does Gunlock State Park compare with other water systems in Washington County?
By EPA's size categories, Gunlock State Park is a small system (501 to 3,300 people). Washington County has 59 active public water systems. Its population served is well below the county average of 4,138 people per system, and accounts for 0.3% of the 244,151 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 Gunlock State Park is about 4.4 times 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. Purchased groundwater means the system buys groundwater from another public water system rather than drawing its own. 68 Utah systems (6%) list purchased groundwater as their primary source.
Who owns and regulates Gunlock State Park?
EPA lists Gunlock State Park as owned by a state government. 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. 4 of the 59 active systems in Washington County (6.8%) are also owned by a state government.
Does Gunlock State Park have drinking water violations?
EPA's records list one violation for this system; it is not health-based, and the most recent began in November 2022. By type: 1 monitoring. 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 |
|---|---|---|---|---|
| 2022-11-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | 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.
Gunlock State Park: frequently asked questions
Who runs Gunlock State Park?
Gunlock State Park (PWSID UTAH27110) is a transient non-community water system owned by a state government. It is regulated by the UT state drinking water program.
How many people does Gunlock State Park serve?
Gunlock State Park reports serving 640 people through 1 service connection in Washington County, Utah.
Where does Gunlock State Park get its water?
EPA SDWIS lists this system's primary water source as purchased groundwater. Purchased groundwater means the system buys groundwater from another public water system rather than drawing its own.
Does Gunlock State Park have any drinking water violations?
EPA's records list one violation for this system; it is not health-based, and the most recent began in November 2022. 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 Gunlock State Park'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 not health-based, and the most recent began in November 2022. For current results, consult EPA ECHO, or the UT state drinking water program.
Where can I find Gunlock State Park's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Gunlock State Park 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 Washington County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| St George City Water System | Washington | 105,240 | Community | Purchased surface water |
| Washington City | Washington | 45,865 | Community | Surface water |
| Hurricane City | Washington | 25,555 | Community | Purchased surface water |
| Utah Tech Culinary Water System | Washington | 12,000 | Non-transient non-community | Purchased surface water |
| Ivins | Washington | 10,465 | Community | Purchased surface water |
| Santa Clara City | Washington | 9,000 | 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, “Gunlock State Park, PWSID UTAH27110, Utah”, https://aquacensus.com/water-systems/utah/gunlock-state-park-utah27110 (data as of October 1, 2026).