Public water system · WA5307937
ActiveSummers Circle Water LLC
At a glance
Summers Circle Water LLC (PWSID WA5307937) is an active community water system in Walla Walla County, Washington. It reports serving 82 people through 42 service connections. Its primary water source is groundwater, and EPA lists it as privately owned. Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in July 2019.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
82
Service connections
42
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Summers Circle Water LLC compare with other water systems in Walla Walla County?
By EPA's size categories, Summers Circle Water LLC 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 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 community water system reports serving 6,703 people, so Summers Circle Water LLC is well below that figure.
What does “community water system” mean?
A community water system serves at least 15 connections used by year-round residents, or regularly serves at least 25 year-round residents. Homes, apartments and mobile-home parks are served by these. Washington has 2,392 active community water systems, 51% 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 Summers Circle Water LLC?
EPA lists Summers Circle Water LLC 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 Summers Circle Water LLC have drinking water violations?
Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in July 2019. The violations listed here began between January 2011 and July 2019. By type: 12 monitoring and reporting. The contaminant or rule involved most often is Pentachlorophenol (3 of them). EPA lists 12 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 |
|---|---|---|---|---|
| 2019-07-01 | Monitoring and reportingMonitoring, Regular · code 03 | Pentachlorophenolcode 2326 | No | Resolved |
| 2019-07-01 | Monitoring and reportingMonitoring, Regular · code 03 | Picloramcode 2040 | No | Resolved |
| 2019-07-01 | Monitoring and reportingMonitoring, Regular · code 03 | Dalaponcode 2031 | No | Resolved |
| 2019-07-01 | Monitoring and reportingMonitoring, Regular · code 03 | 2,4,5-TP (Silvex)code 2110 | No | Resolved |
| 2019-07-01 | Monitoring and reportingMonitoring, Regular · code 03 | Dinosebcode 2041 | No | Resolved |
| 2014-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | 2,4,5-TP (Silvex)code 2110 | No | Resolved |
| 2014-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Dalaponcode 2031 | No | Resolved |
| 2014-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Pentachlorophenolcode 2326 | No | Resolved |
| 2014-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Picloramcode 2040 | No | Resolved |
| 2014-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Dinosebcode 2041 | No | Resolved |
| 2011-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Dinosebcode 2041 | No | Resolved |
| 2011-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Pentachlorophenolcode 2326 | No | Resolved |
The 12 most recent 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.
Summers Circle Water LLC: frequently asked questions
Who runs Summers Circle Water LLC?
Summers Circle Water LLC (PWSID WA5307937) is a community water system privately owned. It is regulated by the WA state drinking water program.
How many people does Summers Circle Water LLC serve?
Summers Circle Water LLC reports serving 82 people through 42 service connections in Walla Walla County, Washington.
Where does Summers Circle Water LLC 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 Summers Circle Water LLC have any drinking water violations?
Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in July 2019. 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 Summers Circle Water LLC'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. Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in July 2019. For current results, consult the system's annual water quality report, EPA ECHO, or the WA state drinking water program.
Where can I find Summers Circle Water LLC's water quality report?
As a community water system, Summers Circle Water LLC must deliver an annual water quality report, called a Consumer Confidence Report, to its customers by July 1 each year, covering the previous calendar year. The system can provide a copy on request.
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, “Summers Circle Water LLC, PWSID WA5307937, Washington”, https://aquacensus.com/water-systems/washington/summers-circle-water-llc-wa5307937 (data as of October 1, 2026).