Public water system · KS2013106
ActiveCentralia, City of
At a glance
City of Centralia (PWSID KS2013106) is an active community water system in Nemaha County, Kansas. It reports serving 486 people through 272 service connections. Its primary water source is purchased 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 July 2025.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
486
Service connections
272
Primary source
GWP
Purchased groundwater
System type
CWS
Community water system
System record
How does City of Centralia compare with other water systems in Nemaha County?
By EPA's size categories, City of Centralia is a very small system (500 people or fewer). Nemaha County has 11 active public water systems, and City of Centralia is the 4th-largest of them by population served. Its population served is about 44% below the county average of 875 people per system, and accounts for 5.1% of the 9,620 people reported by systems filed under the county. Across Kansas, the 1,041 active systems average 2,800 people each. Nationally, the average active community water system reports serving 6,703 people, so City of Centralia 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. Kansas has 863 active community water systems, 83% of the state's 1,041 active systems. Purchased groundwater means the system buys groundwater from another public water system rather than drawing its own. 90 Kansas systems (8.6%) list purchased groundwater as their primary source.
Who owns and regulates City of Centralia?
EPA lists City of Centralia as owned by a local government. The KS state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 11 of the 11 active systems in Nemaha County (100%) are also owned by a local government.
Does City of Centralia 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 2025. The violations listed here began between May 2017 and July 2025. By type: 6 monitoring, 2 reporting, 2 public notice, recordkeeping or other and 2 monitoring and reporting. The contaminant or rule involved most often is Revised Total Coliform Rule (6 of them). EPA lists 9 as resolved and 3 as unaddressed. 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. Unaddressed means the violation is not resolved or archived and is not yet covered by formal enforcement.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2025-07-02 | ReportingNotification, Known or Potential LSL · code 4H | Lead and Copper Rule Revisionscode 5200 | No | Unaddressed |
| 2024-10-17 | ReportingLSL Reporting · code 4G | Lead and Copper Rule Revisionscode 5200 | No | Resolved |
| 2023-10-02 | Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72 | Consumer Confidence Rulecode 7000 | No | Unaddressed |
| 2023-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Unaddressed |
| 2020-12-30 | Monitoring and reportingLead Consumer Notice · code 66 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2019-07-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2019-02-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2018-10-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2018-07-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2017-12-30 | Monitoring and reportingLead Consumer Notice · code 66 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2017-12-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2017-05-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | 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.
City of Centralia: frequently asked questions
Who runs City of Centralia?
City of Centralia (PWSID KS2013106) is a community water system owned by a local government. It is regulated by the KS state drinking water program.
How many people does City of Centralia serve?
City of Centralia reports serving 486 people through 272 service connections in Nemaha County, Kansas.
Where does City of Centralia get its water?
EPA SDWIS lists this system's primary water source as purchased groundwater. Purchased groundwater means the system buys groundwater from another public water system rather than drawing its own.
Does City of Centralia 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 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 City of Centralia'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 2025. For current results, consult the system's annual water quality report, EPA ECHO, or the KS state drinking water program.
Where can I find City of Centralia's water quality report?
As a community water system, City of Centralia 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 Nemaha County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Nemaha Co Rwd 3 | Nemaha | 2,800 | Community | Groundwater |
| Sabetha, City of | Nemaha | 2,519 | Community | Surface water |
| Seneca, City of | Nemaha | 2,130 | Community | Surface water |
| Nemaha Co Rwd 4 | Nemaha | 448 | Community | Groundwater |
| Nemaha Co Rwd 1 | Nemaha | 350 | Community | Groundwater |
| Wetmore, City of | Nemaha | 348 | 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, “Centralia, City of, PWSID KS2013106, Kansas”, https://aquacensus.com/water-systems/kansas/centralia-city-of-ks2013106 (data as of October 1, 2026).