Public water system · KS2005301
ActiveWilson, City of
At a glance
City of Wilson (PWSID KS2005301) is an active community water system in Ellsworth County, Kansas. It reports serving 836 people through 452 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. EPA's records list 6 violations for this system; 5 are health-based, and the most recent began in March 2005.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
836
Service connections
452
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does City of Wilson compare with other water systems in Ellsworth County?
By EPA's size categories, City of Wilson is a small system (501 to 3,300 people). Ellsworth County has 7 active public water systems, and City of Wilson is the 3rd-largest of them by population served. Its population served is about 28% below the county average of 1,155 people per system, and accounts for 10% of the 8,084 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 Wilson 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. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 587 Kansas systems (56%) list groundwater as their primary source.
Who owns and regulates City of Wilson?
EPA lists City of Wilson 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. 6 of the 7 active systems in Ellsworth County (86%) are also owned by a local government.
Does City of Wilson have drinking water violations?
EPA's records list 6 violations for this system; 5 are health-based, and the most recent began in March 2005. The violations listed here began between July 1979 and March 2005. By type: 5 contaminant level above the legal limit and 1 monitoring and reporting. The contaminant or rule involved most often is Nitrate (5 of them). EPA lists 5 as archived and 1 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 |
|---|---|---|---|---|
| 2005-03-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 1984-04-07 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Single Sample · code 01 | Nitratecode 1040 | Yes | Archived |
| 1982-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Single Sample · code 01 | Nitratecode 1040 | Yes | Archived |
| 1981-10-19 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Single Sample · code 01 | Nitratecode 1040 | Yes | Archived |
| 1981-02-26 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Nitratecode 1040 | Yes | Archived |
| 1979-07-03 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Single Sample · code 01 | Nitratecode 1040 | Yes | Archived |
All 6 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 Wilson: frequently asked questions
Who runs City of Wilson?
City of Wilson (PWSID KS2005301) 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 Wilson serve?
City of Wilson reports serving 836 people through 452 service connections in Ellsworth County, Kansas.
Where does City of Wilson 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 City of Wilson have any drinking water violations?
EPA's records list 6 violations for this system; 5 are health-based, and the most recent began in March 2005. 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 Wilson'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 6 violations for this system; 5 are health-based, and the most recent began in March 2005. 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 Wilson's water quality report?
As a community water system, City of Wilson 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 Ellsworth County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Ellsworth Co Rwd 1 | Ellsworth | 3,128 | Community | Surface water |
| Ellsworth, City of | Ellsworth | 2,992 | Community | Purchased surface water |
| Kanopolis, City of | Ellsworth | 453 | Community | Groundwater |
| Holyrood, City of | Ellsworth | 409 | Community | Groundwater |
| Lorraine, City of | Ellsworth | 140 | Community | Groundwater |
| Kanopolanes Mobile Park, LLC | Ellsworth | 126 | Transient non-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, “Wilson, City of, PWSID KS2005301, Kansas”, https://aquacensus.com/water-systems/kansas/wilson-city-of-ks2005301 (data as of October 1, 2026).