Public water system · WA5312750
ActiveChewelah Water Dept South
At a glance
Chewelah Water Dept South (PWSID WA5312750) is an active community water system in Stevens County, Washington. It reports serving 2,615 people through 1,251 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 January 2025.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
2,615
Service connections
1,251
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Chewelah Water Dept South compare with other water systems in Stevens County?
By EPA's size categories, Chewelah Water Dept South is a small system (501 to 3,300 people). Stevens County has 65 active public water systems, and Chewelah Water Dept South is the 5th-largest of them by population served. Its population served is about 5.1 times the county average of 513 people per system, and accounts for 7.8% 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 Chewelah Water Dept South is about 61% 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 Chewelah Water Dept South?
EPA lists Chewelah Water Dept South 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 Chewelah Water Dept South have drinking water violations?
Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in January 2025. The violations listed here began between January 2002 and January 2025. By type: 7 monitoring and reporting, 4 public notice, recordkeeping or other and 1 monitoring. The contaminant or rule involved most often is Consumer Confidence Rule (4 of them). EPA lists 9 as resolved and 3 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 |
|---|---|---|---|---|
| 2025-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Arseniccode 1005 | No | Archived |
| 2023-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2021-09-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2020-04-01 | Monitoring and reportingMonitoring, Regular · code 03 | Arseniccode 1005 | No | Resolved |
| 2020-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Arseniccode 1005 | No | Resolved |
| 2015-11-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2013-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2012-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2010-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2006-10-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Archived |
| 2003-07-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Archived |
| 2002-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Lindane (gamma-BHC)code 2010 | 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.
Chewelah Water Dept South: frequently asked questions
Who runs Chewelah Water Dept South?
Chewelah Water Dept South (PWSID WA5312750) is a community water system owned by a local government. It is regulated by the WA state drinking water program.
How many people does Chewelah Water Dept South serve?
Chewelah Water Dept South reports serving 2,615 people through 1,251 service connections in Stevens County, Washington.
Where does Chewelah Water Dept South 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 Chewelah Water Dept South 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 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 Chewelah Water Dept South'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 January 2025. For current results, consult the system's annual water quality report, EPA ECHO, or the WA state drinking water program.
Where can I find Chewelah Water Dept South's water quality report?
As a community water system, Chewelah Water Dept South 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 |
| Stevens Co PUD - Loon Lake | Stevens | 2,487 | Community | Groundwater |
| Stevens Co PUD - Waitts Lake | Stevens | 1,216 | 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, “Chewelah Water Dept South, PWSID WA5312750, Washington”, https://aquacensus.com/water-systems/washington/chewelah-water-dept-south-wa5312750 (data as of October 1, 2026).