Cheyenne County, Colorado — public water systems
At a glance
3 active public water systems are filed under Cheyenne County, Colorado in EPA's SDWIS records, together reporting 1,265 people served. The largest is Town of Cheyenne Wells, which reports serving 840 people. All 3 are community water systems serving people where they live.
Dataset updated . Source: EPA SDWIS/ECHO, refreshed quarterly.
Active systems
3
Population served
1.3K
Community systems
3
Groundwater share
100%
How does Cheyenne County compare with other Colorado counties?
Cheyenne County has the 65th-most active public water systems among the 113 counties listed for active Colorado systems in EPA records; among the 65 with 3 or more systems, the median has 18. Its systems report 1,265 people served in total, the 66th-largest county figure in the state and less than 0.1% of the statewide total. The average system here reports serving 422 people, well below the Colorado average of 3,400. 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 Cheyenne County's drinking water come from?
By primary water source, Cheyenne County's active systems draw on groundwater (3, 100%). Overall, all rely mainly on groundwater (including purchased groundwater) and none on surface water, compared with 74% and 26% across Colorado. Groundwater means the system draws its water from wells or springs fed by underground aquifers. The county's largest system, Town of Cheyenne Wells, draws primarily on groundwater.
What kinds of water systems operate in Cheyenne County?
Cheyenne County's active systems break down as 3 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 (67%) and private (33%).
Water systems in Cheyenne County
🔒 Create a free account to export CSV| # | Water system | County | Population served | Type | Source |
|---|---|---|---|---|---|
| 1 | Cheyenne Wells Town of | Cheyenne | 840 | Community | Groundwater |
| 2 | Kit Carson Town of | Cheyenne | 326 | Community | Groundwater |
| 3 | Arapahoe Wc | Cheyenne | 99 | Community | Groundwater |
Cheyenne County water systems: frequently asked questions
How many public water systems are in Cheyenne County, Colorado?
EPA's SDWIS records file 3 active public water systems under Cheyenne County, Colorado: 3 community systems (100%).
Who supplies drinking water in Cheyenne County, CO?
The largest community water systems filed under Cheyenne County are Town of Cheyenne Wells (840 people served), Town of Kit Carson (326 people served) and Arapahoe Wc (99 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 Cheyenne County's drinking water come from groundwater or surface water?
Of the 3 active public water systems in Cheyenne County, all draw mainly on groundwater and none on surface water, counting purchased supplies. The largest system, Town of Cheyenne Wells, uses groundwater.
Where can I find a water quality report for Cheyenne 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. 3 community systems are filed under Cheyenne 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 Cheyenne 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 Colorado water systems
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 Cheyenne County, Colorado”, https://aquacensus.com/water-systems/colorado/cheyenne (data as of October 1, 2026).