Public water system · WA53FS116

Active

Clear Lake Cg South/Naches Rd

At a glance

Clear Lake Cg South/Naches Rd (PWSID WA53FS116) is an active transient non-community water system in Yakima County, Washington. It reports serving 135 people through 1 service connection. Its primary water source is groundwater, and EPA lists it as owned by the federal government. EPA's records list 8 violations for this system; 3 are health-based, and the most recent began in January 2025.

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

Population served

135

Service connections

Primary source

Groundwater

System type

TNCWS

Transient non-community water system

System record

PWSIDWA53FS116

System typeTransient non-community water system

Activity statusActive

Population served135

Service connections1

Primary water sourceGroundwater

Owner typeFederal government

Primacy agencyWA state drinking water program

City served—

StateWashington

ZIP—

CountyYakima County

How does Clear Lake Cg South/Naches Rd compare with other water systems in Yakima County?

By EPA's size categories, Clear Lake Cg South/Naches Rd 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 Clear Lake Cg South/Naches Rd is roughly in line with 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 Clear Lake Cg South/Naches Rd?

EPA lists Clear Lake Cg South/Naches Rd as owned by the federal government. 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. 8 of the 217 active systems in Yakima County (3.7%) are also owned by the federal government.

Does Clear Lake Cg South/Naches Rd have drinking water violations?

EPA's records list 8 violations for this system; 3 are health-based, and the most recent began in January 2025. The violations listed here began between August 1995 and January 2025. By type: 3 monitoring and reporting, 3 contaminant level above the legal limit and 2 monitoring. The contaminant or rule involved most often is Nitrate (3 of them). EPA lists 4 as archived and 4 as resolved. 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. 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
2025-01-01	Monitoring and reportingMonitoring, Regular · code 03	Nitratecode 1040	No	Archived
2024-07-01	MonitoringMonitoring, Routine (RTCR) · code 3A	Revised Total Coliform Rulecode 8000	No	Resolved
2024-06-01	MonitoringMonitoring, Routine (RTCR) · code 3A	Revised Total Coliform Rulecode 8000	No	Resolved
2018-01-01	Monitoring and reportingMonitoring, Regular · code 03	Nitratecode 1040	No	Resolved
2016-01-01	Monitoring and reportingMonitoring, Regular · code 03	Nitratecode 1040	No	Resolved
2004-09-01	Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22	Total coliform bacteria (TCR)code 3100	Yes	Archived
2004-07-01	Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22	Total coliform bacteria (TCR)code 3100	Yes	Archived
1995-08-01	Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22	Total coliform bacteria (TCR)code 3100	Yes	Archived

All 8 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.

Clear Lake Cg South/Naches Rd: frequently asked questions

Who runs Clear Lake Cg South/Naches Rd?

Clear Lake Cg South/Naches Rd (PWSID WA53FS116) is a transient non-community water system owned by the federal government. It is regulated by the WA state drinking water program.

How many people does Clear Lake Cg South/Naches Rd serve?

Clear Lake Cg South/Naches Rd reports serving 135 people through 1 service connection in Yakima County, Washington.

Where does Clear Lake Cg South/Naches Rd 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 Clear Lake Cg South/Naches Rd have any drinking water violations?

EPA's records list 8 violations for this system; 3 are health-based, and the most recent began in January 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 Clear Lake Cg South/Naches Rd'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 8 violations for this system; 3 are health-based, and the most recent began in January 2025. For current results, consult EPA ECHO, or the WA state drinking water program.

Where can I find Clear Lake Cg South/Naches Rd's water quality report?

The annual Consumer Confidence Report requirement applies to community water systems. Clear Lake Cg South/Naches Rd 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

Working with water-system records? Pro adds alerts, change history and CSV export ($49/mo); Enterprise adds full national files, the API and an MCP server for AI tools.

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, “Clear Lake Cg South/Naches Rd, PWSID WA53FS116, Washington”, https://aquacensus.com/water-systems/washington/clear-lake-cg-south-naches-rd-wa53fs116 (data as of October 1, 2026).