Public water system · WA5313450
ActiveStevens Co PUD - Clayton
At a glance
Stevens Co PUD - Clayton (PWSID WA5313450) is an active community water system in Stevens County, Washington. It reports serving 725 people through 260 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in October 2010.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
725
Service connections
260
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Stevens Co PUD - Clayton compare with other water systems in Stevens County?
By EPA's size categories, Stevens Co PUD - Clayton is a small system (501 to 3,300 people). Stevens County has 65 active public water systems. Its population served is about 41% above the county average of 513 people per system, and accounts for 2.2% of the 33,324 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 Stevens Co PUD - Clayton 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 Stevens Co PUD - Clayton?
EPA lists Stevens Co PUD - Clayton as owned by a local 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. 21 of the 65 active systems in Stevens County (32%) are also owned by a local government.
Does Stevens Co PUD - Clayton have drinking water violations?
Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in October 2010. The violations listed here began between October 2010 and October 2010. By type: 12 monitoring and reporting. The contaminants or rules involved are Chlordane, Simazine, Lindane (gamma-BHC) and Benzo(a)pyrene. 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 |
|---|---|---|---|---|
| 2010-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Chlordanecode 2959 | No | Resolved |
| 2010-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Simazinecode 2037 | No | Resolved |
| 2010-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Lindane (gamma-BHC)code 2010 | No | Resolved |
| 2010-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Benzo(a)pyrenecode 2306 | No | Resolved |
| 2010-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Methoxychlorcode 2015 | No | Resolved |
| 2010-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Atrazinecode 2050 | No | Resolved |
| 2010-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Heptachlor epoxidecode 2067 | No | Resolved |
| 2010-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Toxaphenecode 2020 | No | Resolved |
| 2010-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Di(2-ethylhexyl) phthalatecode 2039 | No | Resolved |
| 2010-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Hexachlorobenzenecode 2274 | No | Resolved |
| 2010-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Hexachlorocyclopentadienecode 2042 | No | Resolved |
| 2010-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Alachlor (Lasso)code 2051 | 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.
Stevens Co PUD - Clayton: frequently asked questions
Who runs Stevens Co PUD - Clayton?
Stevens Co PUD - Clayton (PWSID WA5313450) is a community water system owned by a local government. It is regulated by the WA state drinking water program.
How many people does Stevens Co PUD - Clayton serve?
Stevens Co PUD - Clayton reports serving 725 people through 260 service connections in Stevens County, Washington.
Where does Stevens Co PUD - Clayton 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 Stevens Co PUD - Clayton 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 October 2010. 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 Stevens Co PUD - Clayton'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 October 2010. For current results, consult the system's annual water quality report, EPA ECHO, or the WA state drinking water program.
Where can I find Stevens Co PUD - Clayton's water quality report?
As a community water system, Stevens Co PUD - Clayton 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 Stevens County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Stevens Co PUD - Suncrest | Stevens | 7,484 | Community | Groundwater |
| Colville Water Department | Stevens | 4,945 | Community | Groundwater |
| Stevens Co PUD - Deer Lake | Stevens | 2,884 | Community | Groundwater |
| Kettle Falls Water Dept | Stevens | 2,698 | Community | Groundwater |
| Chewelah Water Dept South | Stevens | 2,615 | Community | Groundwater |
| Stevens Co PUD - Loon Lake | Stevens | 2,487 | 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, “Stevens Co PUD - Clayton, PWSID WA5313450, Washington”, https://aquacensus.com/water-systems/washington/stevens-co-pud-clayton-wa5313450 (data as of October 1, 2026).