Public water system · WA53AB705

Active

Silver Lake Winery

At a glance

Silver Lake Winery (PWSID WA53AB705) is an active transient non-community water system in Yakima County, Washington. It reports serving 87 people through 1 service connection. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's records list 9 violations for this system; 1 is health-based, and the most recent began in January 2026.

Dataset updated October 2026 . Source: EPA SDWIS/ECHO public records.

Population served

Service connections

Primary source

Groundwater

System type

TNCWS

Transient non-community water system

System record

PWSIDWA53AB705

System typeTransient non-community water system

Activity statusActive

Population served87

Service connections1

Primary water sourceGroundwater

Owner typePrivate

Primacy agencyWA state drinking water program

City served—

StateWashington

ZIP—

CountyYakima County

How does Silver Lake Winery compare with other water systems in Yakima County?

By EPA's size categories, Silver Lake Winery is a very small system (500 people or fewer). Yakima County has 217 active public water systems. Its population served is well below the county average of 1,230 people per system, and accounts for less than 0.1% of the 266,832 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 Silver Lake Winery is about 40% 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. 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 Silver Lake Winery?

EPA lists Silver Lake Winery 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. 182 of the 217 active systems in Yakima County (84%) are also privately owned.

Does Silver Lake Winery have drinking water violations?

EPA's records list 9 violations for this system; 1 is health-based, and the most recent began in January 2026. The violations listed here began between January 2007 and January 2026. By type: 5 monitoring, 3 monitoring and reporting and 1 contaminant level above the legal limit. The contaminant or rule involved most often is Revised Total Coliform Rule (5 of them). EPA lists 9 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
2026-01-01	MonitoringMonitoring, Routine (RTCR) · code 3A	Revised Total Coliform Rulecode 8000	No	Resolved
2023-05-01	MonitoringMonitoring, Routine (RTCR) · code 3A	Revised Total Coliform Rulecode 8000	No	Resolved
2022-08-01	MonitoringMonitoring, Routine (RTCR) · code 3A	Revised Total Coliform Rulecode 8000	No	Resolved
2022-04-01	MonitoringMonitoring, Routine (RTCR) · code 3A	Revised Total Coliform Rulecode 8000	No	Resolved
2020-04-01	MonitoringMonitoring, Routine (RTCR) · code 3A	Revised Total Coliform Rulecode 8000	No	Resolved
2016-03-01	Contaminant level above the legal limitMaximum Contaminant Level Violation, Acute (TCR) · code 21	Total coliform bacteria (TCR)code 3100	Yes	Resolved
2013-01-01	Monitoring and reportingMonitoring, Regular · code 03	Nitratecode 1040	No	Resolved
2011-06-01	Monitoring and reportingMonitoring, Routine Major (TCR) · code 23	Total coliform bacteria (TCR)code 3100	No	Resolved
2007-01-01	Monitoring and reportingMonitoring, Regular · code 03	Nitratecode 1040	No	Resolved

All 9 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.

Silver Lake Winery: frequently asked questions

Who runs Silver Lake Winery?

Silver Lake Winery (PWSID WA53AB705) is a transient non-community water system privately owned. It is regulated by the WA state drinking water program.

How many people does Silver Lake Winery serve?

Silver Lake Winery reports serving 87 people through 1 service connection in Yakima County, Washington.

Where does Silver Lake Winery 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 Silver Lake Winery have any drinking water violations?

EPA's records list 9 violations for this system; 1 is health-based, and the most recent began in January 2026. 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 Silver Lake Winery'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 9 violations for this system; 1 is health-based, and the most recent began in January 2026. For current results, consult EPA ECHO, or the WA state drinking water program.

Where can I find Silver Lake Winery's water quality report?

The annual Consumer Confidence Report requirement applies to community water systems. Silver Lake Winery 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 Yakima County

Water system	County	Population served	Type	Source
Yakima Water Division City of	Yakima	112,858	Community	Surface water
Nob Hill Water Association	Yakima	38,050	Community	Groundwater
Sunnyside City of	Yakima	17,194	Community	Groundwater
Grandview City of	Yakima	11,010	Community	Groundwater
Selah City of	Yakima	9,331	Community	Groundwater
Toppenish Water Department	Yakima	8,950	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, “Silver Lake Winery, PWSID WA53AB705, Washington”, https://aquacensus.com/water-systems/washington/silver-lake-winery-wa53ab705 (data as of October 1, 2026).