Carroll County, Kentucky — public water systems
At a glance
4 active public water systems are filed under Carroll County, Kentucky in EPA's SDWIS records, together reporting 12,987 people served. The largest is Carrollton Utilities, which reports serving 6,851 people. All 4 are community water systems serving people where they live.
Dataset updated . Source: EPA SDWIS/ECHO, refreshed quarterly.
Active systems
4
Population served
13K
Community systems
4
Groundwater share
100%
How does Carroll County compare with other Kentucky counties?
Carroll County has the 31st-most active public water systems among the 127 counties listed for active Kentucky systems in EPA records; among the 66 with 3 or more systems, the median has 4. Its systems report 12,987 people served in total, the 89th-largest county figure in the state and 0.3% of the statewide total. The average system here reports serving 3,247 people, well below the Kentucky average of 11,699. 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 Carroll County's drinking water come from?
By primary water source, Carroll County's active systems draw on groundwater (2, 50%) and purchased groundwater (2, 50%). Overall, all rely mainly on groundwater (including purchased groundwater) and none on surface water, compared with 31% and 69% across Kentucky. Groundwater means the system draws its water from wells or springs fed by underground aquifers. The county's largest system, Carrollton Utilities, draws primarily on groundwater.
What kinds of water systems operate in Carroll County?
Carroll County's active systems break down as 4 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 Carroll County
🔒 Create a free account to export CSV| # | Water system | County | Population served | Type | Source |
|---|---|---|---|---|---|
| 1 | Carrollton Utilities | Carroll | 6,851 | Community | Groundwater |
| 2 | Carroll Co Water District #1 | Carroll | 5,934 | Community | Groundwater |
| 3 | West Carroll Water District- Henry Co #2 | Carroll | 116 | Community | Purchased groundwater |
| 4 | West Carroll Water District - Milton | Carroll | 86 | Community | Purchased groundwater |
Carroll County water systems: frequently asked questions
How many public water systems are in Carroll County, Kentucky?
EPA's SDWIS records file 4 active public water systems under Carroll County, Kentucky: 4 community systems (100%).
Who supplies drinking water in Carroll County, KY?
The largest community water systems filed under Carroll County are Carrollton Utilities (6,851 people served), Carroll Co Water District #1 (5,934 people served) and West Carroll Water District- Henry Co #2 (116 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 Carroll County's drinking water come from groundwater or surface water?
Of the 4 active public water systems in Carroll County, all draw mainly on groundwater and none on surface water, counting purchased supplies. The largest system, Carrollton Utilities, uses groundwater.
Where can I find a water quality report for Carroll 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. 4 community systems are filed under Carroll 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 Carroll 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 Kentucky 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 Carroll County, Kentucky”, https://aquacensus.com/water-systems/kentucky/carroll (data as of October 1, 2026).