Public water system · ID3370045
ActiveOwyhee County Fairgrounds
At a glance
Owyhee County Fairgrounds (PWSID ID3370045) is an active transient non-community water system in Owyhee County, Idaho. It reports serving 178 people through 89 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. EPA's records list 3 violations for this system; none is health-based, and the most recent began in October 2025.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
178
Service connections
89
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Owyhee County Fairgrounds compare with other water systems in Owyhee County?
By EPA's size categories, Owyhee County Fairgrounds is a very small system (500 people or fewer). Owyhee County has 24 active public water systems. Its population served is about 40% below the county average of 297 people per system, and accounts for 2.5% of the 7,130 people reported by systems filed under the county. Across Idaho, the 1,961 active systems average 899 people each. Nationally, the average active transient non-community water system reports serving 144 people, so Owyhee County Fairgrounds is about 24% above 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. Idaho has 954 active transient non-community water systems, 49% of the state's 1,961 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 1,861 Idaho systems (95%) list groundwater as their primary source.
Who owns and regulates Owyhee County Fairgrounds?
EPA lists Owyhee County Fairgrounds as owned by a local government. The ID state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 5 of the 24 active systems in Owyhee County (21%) are also owned by a local government.
Does Owyhee County Fairgrounds have drinking water violations?
EPA's records list 3 violations for this system; none is health-based, and the most recent began in October 2025. The violations listed here began between October 2025 and October 2025. By type: 2 monitoring and reporting and 1 monitoring. The contaminants or rules involved are Nitrite, Nitrate and Revised Total Coliform Rule. EPA lists 2 as resolved and 1 as archived. 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. Archived means the violation was not marked resolved but is more than five years past the end of the noncompliance period, so it no longer counts toward current compliance status.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2025-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitritecode 1041 | No | Resolved |
| 2025-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 2025-10-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Archived |
All 3 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.
Owyhee County Fairgrounds: frequently asked questions
Who runs Owyhee County Fairgrounds?
Owyhee County Fairgrounds (PWSID ID3370045) is a transient non-community water system owned by a local government. It is regulated by the ID state drinking water program.
How many people does Owyhee County Fairgrounds serve?
Owyhee County Fairgrounds reports serving 178 people through 89 service connections in Owyhee County, Idaho.
Where does Owyhee County Fairgrounds 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 Owyhee County Fairgrounds have any drinking water violations?
EPA's records list 3 violations for this system; none is health-based, and the most recent began in October 2025. 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 Owyhee County Fairgrounds' 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 3 violations for this system; none is health-based, and the most recent began in October 2025. For current results, consult EPA ECHO, or the ID state drinking water program.
Where can I find Owyhee County Fairgrounds' water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Owyhee County Fairgrounds 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 Owyhee County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Homedale City of | Owyhee | 3,300 | Community | Groundwater |
| Marsing City of | Owyhee | 1,300 | Community | Groundwater |
| Grand View, City of | Owyhee | 452 | Community | Groundwater |
| Rimrock Jr Sr High School | Owyhee | 295 | Non-transient non-community | Groundwater |
| Bruneau Water and Sewer Dist | Owyhee | 220 | Community | Groundwater |
| Givens Hot Springs | Owyhee | 207 | 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, “Owyhee County Fairgrounds, PWSID ID3370045, Idaho”, https://aquacensus.com/water-systems/idaho/owyhee-county-fairgrounds-id3370045 (data as of October 1, 2026).