Warren County, Indiana — public water systems
At a glance
23 active public water systems are filed under Warren County, Indiana in EPA's SDWIS records, together reporting 5,176 people served. The largest is Williamsport Water Utility, which reports serving 1,800 people. 3 are community water systems serving people where they live; the other 20 are non-community systems, such as schools, workplaces, campgrounds and gas stations with their own supply.
Dataset updated . Source: EPA SDWIS/ECHO, refreshed quarterly.
Active systems
23
Population served
5.2K
Community systems
3
Groundwater share
100%
How does Warren County compare with other Indiana counties?
Warren County has the 50th-most active public water systems among the 109 counties listed for active Indiana systems in EPA records; among the 92 with 3 or more systems, the median has 26. Its systems report 5,176 people served in total, the 91st-largest county figure in the state and less than 0.1% of the statewide total. The average system here reports serving 225 people, well below the Indiana average of 1,456. 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 Warren County's drinking water come from?
By primary water source, Warren County's active systems draw on groundwater (23, 100%). Overall, all rely mainly on groundwater (including purchased groundwater) and none on surface water, compared with 97% and 2.8% across Indiana. Groundwater means the system draws its water from wells or springs fed by underground aquifers. The county's largest system, Williamsport Water Utility, draws primarily on groundwater.
What kinds of water systems operate in Warren County?
Warren County's active systems break down as 3 community systems (13%), 4 non-transient non-community systems (17%) and 16 transient non-community systems (70%). 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. A non-transient non-community water system regularly serves at least 25 of the same people for more than six months a year, but not where they live. Schools, factories, office buildings and hospitals with their own supply are typical examples. A transient non-community water system serves places where people do not stay long, such as gas stations and campgrounds, and regularly serves at least 25 people a day for at least 60 days a year. EPA lists their owner types as private (78%) and local government (22%).
Water systems in Warren County
🔒 Create a free account to export CSV| # | Water system | County | Population served | Type | Source |
|---|---|---|---|---|---|
| 1 | Williamsport Water Utility | Warren | 1,800 | Community | Groundwater |
| 2 | Seeger Jr/Sr High School and Warren Elem | Warren | 1,005 | Non-transient non-community | Groundwater |
| 3 | West Lebanon Water Works | Warren | 723 | Community | Groundwater |
| 4 | Flex-N-Gate Covington | Warren | 361 | Non-transient non-community | Groundwater |
| 5 | Pine Village Mini Mart | Warren | 211 | Transient non-community | Groundwater |
| 6 | Pine Village Elementary | Warren | 165 | Non-transient non-community | Groundwater |
| 7 | Pine Village Christian Church | Warren | 105 | Transient non-community | Groundwater |
| 8 | Pine Creek Umc - Pool | Warren | 98 | Transient non-community | Groundwater |
| 9 | Hubner Industries, LLC | Warren | 80 | Non-transient non-community | Groundwater |
| 10 | Pine Creek Umc - Timbers | Warren | 72 | Transient non-community | Groundwater |
| 11 | Pine Creek Umc - Groves | Warren | 72 | Transient non-community | Groundwater |
| 12 | Pine Creek Umc - Ark | Warren | 65 | Transient non-community | Groundwater |
| 13 | Klumpe Family Campground | Warren | 62 | Transient non-community | Groundwater |
| 14 | Pine Creek Umc - Family Camp | Warren | 60 | Transient non-community | Groundwater |
| 15 | Narrow Way Ministries | Warren | 45 | Transient non-community | Groundwater |
| 16 | Hanging Rock Christian Assembly Inc.. | Warren | 43 | Transient non-community | Groundwater |
| 17 | Carbondale Tavern | Warren | 40 | Transient non-community | Groundwater |
| 18 | Pence Water Works | Warren | 37 | Community | Groundwater |
| 19 | Dollar General #16971 - Williamsport | Warren | 30 | Transient non-community | Groundwater |
| 20 | Stalph LLC | Warren | 27 | Transient non-community | Groundwater |
| 21 | The Grind Fitness Center LLC | Warren | 25 | Transient non-community | Groundwater |
| 22 | Oak Grove Motel | Warren | 25 | Transient non-community | Groundwater |
| 23 | Hooker Corner Winery | Warren | 25 | Transient non-community | Groundwater |
Warren County water systems: frequently asked questions
How many public water systems are in Warren County, Indiana?
EPA's SDWIS records file 23 active public water systems under Warren County, Indiana: 3 community systems (13%), 4 non-transient non-community systems (17%) and 16 transient non-community systems (70%).
Who supplies drinking water in Warren County, IN?
The largest community water systems filed under Warren County are Williamsport Water Utility (1,800 people served), West Lebanon Water Works (723 people served) and Pence Water Works (37 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 Warren County's drinking water come from groundwater or surface water?
Of the 23 active public water systems in Warren County, all draw mainly on groundwater and none on surface water, counting purchased supplies. The largest system, Williamsport Water Utility, uses groundwater.
Where can I find a water quality report for Warren 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 Warren 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 Warren 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 Indiana 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 Warren County, Indiana”, https://aquacensus.com/water-systems/indiana/warren (data as of October 1, 2026).