Daviess County, Indiana — public water systems
At a glance
8 active public water systems are filed under Daviess County, Indiana in EPA's SDWIS records, together reporting 25,462 people served. The largest is Washington Water Works, which reports serving 13,690 people. 6 are community water systems serving people where they live; the other 2 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
8
Population served
25.5K
Community systems
6
Groundwater share
87.5%
How does Daviess County compare with other Indiana counties?
Daviess County has the 77th-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 25,462 people served in total, the 51st-largest county figure in the state and 0.4% of the statewide total. The average system here reports serving 3,183 people, about twice 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 Daviess County's drinking water come from?
By primary water source, Daviess County's active systems draw on groundwater (6, 75%), purchased surface water (1, 13%) and purchased groundwater (1, 13%). Overall, 88% rely mainly on groundwater (including purchased groundwater) and 13% 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, Washington Water Works, draws primarily on groundwater.
What kinds of water systems operate in Daviess County?
Daviess County's active systems break down as 6 community systems (75%), 1 non-transient non-community systems (13%) and 1 transient non-community systems (13%). 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 local government (88%) and private (13%).
Water systems in Daviess County
🔒 Create a free account to export CSV| # | Water system | County | Population served | Type | Source |
|---|---|---|---|---|---|
| 1 | Washington Water Works | Daviess | 13,690 | Community | Groundwater |
| 2 | Daviess County Rural Water | Daviess | 7,969 | Community | Purchased groundwater |
| 3 | Odon Water Utilities, Inc.. | Daviess | 1,703 | Community | Groundwater |
| 4 | Montgomery Water Works | Daviess | 900 | Community | Groundwater |
| 5 | Elnora Water Works | Daviess | 620 | Community | Groundwater |
| 6 | Alfordsville Water Utility | Daviess | 510 | Community | Purchased surface water |
| 7 | Tri Star Glove | Daviess | 45 | Non-transient non-community | Groundwater |
| 8 | Plainville Food Mart | Daviess | 25 | Transient non-community | Groundwater |
Daviess County water systems: frequently asked questions
How many public water systems are in Daviess County, Indiana?
EPA's SDWIS records file 8 active public water systems under Daviess County, Indiana: 6 community systems (75%), 1 non-transient non-community systems (13%) and 1 transient non-community systems (13%).
Who supplies drinking water in Daviess County, IN?
The largest community water systems filed under Daviess County are Washington Water Works (13,690 people served), Daviess County Rural Water (7,969 people served) and Odon Water Utilities, Inc.. (1,703 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 Daviess County's drinking water come from groundwater or surface water?
Of the 8 active public water systems in Daviess County, 88% draw mainly on groundwater and 13% on surface water, counting purchased supplies. The largest system, Washington Water Works, uses groundwater.
Where can I find a water quality report for Daviess 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. 6 community systems are filed under Daviess 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 Daviess 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 Daviess County, Indiana”, https://aquacensus.com/water-systems/indiana/daviess (data as of October 1, 2026).