Wilson County, Kansas — public water systems
At a glance
16 active public water systems are filed under Wilson County, Kansas in EPA's SDWIS records, together reporting 8,803 people served. The largest is City of Neodesha, which reports serving 2,246 people. All 16 are community water systems serving people where they live.
Dataset updated . Source: EPA SDWIS/ECHO, refreshed quarterly.
Active systems
16
Population served
8.8K
Community systems
16
Groundwater share
0%
How does Wilson County compare with other Kansas counties?
Wilson County has the 16th-most active public water systems among the 136 counties listed for active Kansas systems in EPA records; among the 101 with 3 or more systems, the median has 9. Its systems report 8,803 people served in total, the 41st-largest county figure in the state and 0.3% of the statewide total. The average system here reports serving 550 people, well below the Kansas average of 2,800. Population figures are what each system reports; people served by more than one system, such as a wholesaler and the town that buys from it, are counted by each.
Where does Wilson County's drinking water come from?
By primary water source, Wilson County's active systems draw on purchased surface water (14, 88%) and surface water (2, 13%). Overall, none rely mainly on groundwater (including purchased groundwater) and all on surface water, compared with 66% and 34% across Kansas. Purchased surface water means the system buys surface water from another public water system rather than drawing its own. The county's largest system, City of Neodesha, draws primarily on surface water.
What kinds of water systems operate in Wilson County?
Wilson County's active systems break down as 16 community systems (100%). 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. EPA lists their owner types as local government (100%).
Water systems in Wilson County
🔒 Create a free account to export CSV| # | Water system | County | Population served | Type | Source |
|---|---|---|---|---|---|
| 1 | Neodesha, City of | Wilson | 2,246 | Community | Surface water |
| 2 | Fredonia, City of | Wilson | 2,111 | Community | Purchased surface water |
| 3 | Wilson Co Rwd 11 | Wilson | 836 | Community | Purchased surface water |
| 4 | Wilson Co Rwd 10 | Wilson | 808 | Community | Purchased surface water |
| 5 | Wilson Co Rwd 7 | Wilson | 585 | Community | Purchased surface water |
| 6 | Wilson Co Rwd 9 | Wilson | 447 | Community | Purchased surface water |
| 7 | Altoona, City of | Wilson | 349 | Community | Purchased surface water |
| 8 | Wilson Co Rwd 1 | Wilson | 307 | Community | Purchased surface water |
| 9 | Wilson Co Rwd 4 | Wilson | 293 | Community | Purchased surface water |
| 10 | Wilson Co Rwd 13 | Wilson | 223 | Community | Purchased surface water |
| 11 | Buffalo, City of | Wilson | 218 | Community | Purchased surface water |
| 12 | Wilson Co Rwd 2 | Wilson | 194 | Community | Purchased surface water |
| 13 | Wilson Co Rwd 12 | Wilson | 123 | Community | Purchased surface water |
| 14 | Wilson Co Rwd 8 | Wilson | 32 | Community | Purchased surface water |
| 15 | Wilson Co Rwd 6 | Wilson | 30 | Community | Purchased surface water |
| 16 | Public Wholesale Wsd 23 | Wilson | 1 | Community | Surface water |
Wilson County water systems: frequently asked questions
How many public water systems are in Wilson County, Kansas?
EPA's SDWIS records file 16 active public water systems under Wilson County, Kansas: 16 community systems (100%).
Who supplies drinking water in Wilson County, KS?
The largest community water systems filed under Wilson County are City of Neodesha (2,246 people served), City of Fredonia (2,111 people served) and Wilson Co Rwd 11 (836 people served). Which system serves a particular address depends on its service area, which EPA's SDWIS records do not include; a water bill or the local utility can confirm it.
Does Wilson County's drinking water come from groundwater or surface water?
Of the 16 active public water systems in Wilson County, none draw mainly on groundwater and all on surface water, counting purchased supplies. The largest system, City of Neodesha, uses surface water.
Where can I find a water quality report for Wilson County?
Each community water system must deliver an annual water quality report, called a Consumer Confidence Report, to its customers by July 1, covering the previous calendar year. 16 community systems are filed under Wilson County, so the report to look for is the one from the system that supplies your address.
How can I check violations for a water system in Wilson County?
Open the system's profile from the list on this page. Each profile shows the most recent Safe Drinking Water Act violations in EPA's records, with plain-English labels and whether each one is resolved. For current compliance status, EPA ECHO is the primary source.
More Kansas water systems
- All Kansas public water systems· 1,041 active
- Barton County· 16 systems
- Cowley County· 16 systems
- Geary County· 16 systems
- Leavenworth County· 16 systems
- Dickinson County· 15 systems
- Labette County· 15 systems
- How to find out who supplies your drinking water
- How to find and read your annual water quality report
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, “Public water systems in Wilson County, Kansas”, https://aquacensus.com/water-systems/kansas/wilson (data as of October 1, 2026).