Public water system · WA53AB581
ActiveWine Valley Water System
At a glance
Wine Valley Water System (PWSID WA53AB581) is an active transient non-community water system in Walla Walla County, Washington. It reports serving 71 people through 4 service connections. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's records list 2 violations for this system; none is health-based, and the most recent began in February 2025.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
71
Service connections
4
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Wine Valley Water System compare with other water systems in Walla Walla County?
By EPA's size categories, Wine Valley Water System is a very small system (500 people or fewer). Walla Walla County has 69 active public water systems. Its population served is well below the county average of 1,126 people per system, and accounts for less than 0.1% of the 77,717 people reported by systems filed under the county. Across Washington, the 4,705 active systems average 2,172 people each. Nationally, the average active transient non-community water system reports serving 144 people, so Wine Valley Water System is about half of 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. Washington has 1,913 active transient non-community water systems, 41% of the state's 4,705 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 4,370 Washington systems (93%) list groundwater as their primary source.
Who owns and regulates Wine Valley Water System?
EPA lists Wine Valley Water System as privately owned. The WA state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 43 of the 69 active systems in Walla Walla County (62%) are also privately owned.
Does Wine Valley Water System have drinking water violations?
EPA's records list 2 violations for this system; none is health-based, and the most recent began in February 2025. The violations listed here began between January 2025 and February 2025. By type: 1 monitoring and 1 monitoring and reporting. The contaminants or rules involved are Revised Total Coliform Rule and Nitrate. EPA lists 1 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 |
|---|---|---|---|---|
| 2025-02-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2025-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Archived |
All 2 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.
Wine Valley Water System: frequently asked questions
Who runs Wine Valley Water System?
Wine Valley Water System (PWSID WA53AB581) is a transient non-community water system privately owned. It is regulated by the WA state drinking water program.
How many people does Wine Valley Water System serve?
Wine Valley Water System reports serving 71 people through 4 service connections in Walla Walla County, Washington.
Where does Wine Valley Water System 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 Wine Valley Water System have any drinking water violations?
EPA's records list 2 violations for this system; none is health-based, and the most recent began in February 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 Wine Valley Water System'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 2 violations for this system; none is health-based, and the most recent began in February 2025. For current results, consult EPA ECHO, or the WA state drinking water program.
Where can I find Wine Valley Water System's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Wine Valley Water System 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 Walla Walla County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Walla Walla Water Division | Walla Walla | 42,959 | Community | Surface water |
| College Place Water Dept | Walla Walla | 8,147 | Community | Groundwater |
| Snake River Housing Water System | Walla Walla | 3,036 | Community | Groundwater |
| Hood Park | Walla Walla | 2,283 | Transient non-community | Groundwater |
| Burbank Business Park | Walla Walla | 1,983 | Non-transient non-community | Groundwater |
| Waitsburg City of | Walla Walla | 1,817 | 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, “Wine Valley Water System, PWSID WA53AB581, Washington”, https://aquacensus.com/water-systems/washington/wine-valley-water-system-wa53ab581 (data as of October 1, 2026).