Hart County, Kentucky — public water systems
At a glance
3 active public water systems are filed under Hart County, Kentucky in EPA's SDWIS records, together reporting 22,284 people served. The largest is Green River Valley Water District, which reports serving 17,431 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
22.3K
Community systems
3
Groundwater share
0%
How does Hart County compare with other Kentucky counties?
Hart County has the 58th-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 22,284 people served in total, the 60th-largest county figure in the state and 0.4% of the statewide total. The average system here reports serving 7,428 people, about 37% 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 Hart County's drinking water come from?
By primary water source, Hart County's active systems draw on purchased surface water (2, 67%) and surface water (1, 33%). Overall, none rely mainly on groundwater (including purchased groundwater) and all on surface water, compared with 31% and 69% across Kentucky. Purchased surface water means the system buys surface water from another public water system rather than drawing its own. The county's largest system, Green River Valley Water District, draws primarily on surface water.
What kinds of water systems operate in Hart County?
Hart 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 Hart County
🔒 Create a free account to export CSV| # | Water system | County | Population served | Type | Source |
|---|---|---|---|---|---|
| 1 | Green River Valley Water District | Hart | 17,431 | Community | Surface water |
| 2 | Horse Cave Water System | Hart | 2,744 | Community | Purchased surface water |
| 3 | Munfordville Water Dept | Hart | 2,109 | Community | Purchased surface water |
Hart County water systems: frequently asked questions
How many public water systems are in Hart County, Kentucky?
EPA's SDWIS records file 3 active public water systems under Hart County, Kentucky: 3 community systems (100%).
Who supplies drinking water in Hart County, KY?
The largest community water systems filed under Hart County are Green River Valley Water District (17,431 people served), Horse Cave Water System (2,744 people served) and Munfordville Water Dept (2,109 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 Hart County's drinking water come from groundwater or surface water?
Of the 3 active public water systems in Hart County, none draw mainly on groundwater and all on surface water, counting purchased supplies. The largest system, Green River Valley Water District, uses surface water.
Where can I find a water quality report for Hart 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 Hart 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 Hart 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
- All Kentucky public water systems· 437 active
- Breckinridge County· 3 systems
- Caldwell County· 3 systems
- Edmonson County· 3 systems
- Fleming County· 3 systems
- Henry County· 3 systems
- McCracken County· 3 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 Hart County, Kentucky”, https://aquacensus.com/water-systems/kentucky/hart (data as of October 1, 2026).