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Spencer County, Indiana — public water systems

At a glance

15 active public water systems are filed under Spencer County, Indiana in EPA's SDWIS records, together reporting 19,310 people served. The largest is Reo Water Corporation, which reports serving 3,875 people. 9 are community water systems serving people where they live; the other 6 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

15

Population served

19.3K

Community systems

9

Groundwater share

60%

How does Spencer County compare with other Indiana counties?

Spencer County has the 59th-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 19,310 people served in total, the 64th-largest county figure in the state and 0.3% of the statewide total. The average system here reports serving 1,287 people, about 12% 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 Spencer County's drinking water come from?

By primary water source, Spencer County's active systems draw on groundwater (9, 60%) and purchased surface water (6, 40%). Overall, 60% rely mainly on groundwater (including purchased groundwater) and 40% 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, Reo Water Corporation, draws primarily on groundwater.

What kinds of water systems operate in Spencer County?

Spencer County's active systems break down as 9 community systems (60%), 1 non-transient non-community systems (6.7%) and 5 transient non-community systems (33%). 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 (60%) and private (40%).

Water systems in Spencer County

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Active public water systems in Spencer County, Indiana
#Water systemCountyPopulation servedTypeSource
1Reo Water CorporationSpencer3,875CommunityGroundwater
2Santa Claus Water UtilitySpencer3,683CommunityPurchased surface water
3Finch Newton Water, Inc..Spencer2,672CommunityPurchased surface water
4Rockport WaterSpencer2,520CommunityGroundwater
5Dale Water WorksSpencer1,637CommunityPurchased surface water
6Gentryville Water UtilitySpencer1,625CommunityPurchased surface water
7Chrisney Water DepartmentSpencer823CommunityPurchased surface water
8Grandview Municipal Water UtilitySpencer765CommunityGroundwater
9American Electric Power - Rockport PlantSpencer740Non-transient non-communityGroundwater
10St. Meinrad Utilities, Inc..Spencer658CommunityPurchased surface water
11Oakridge Campground/ParkSpencer93Transient non-communityGroundwater
12The Rustic, LLCSpencer80Transient non-communityGroundwater
13American Legion-Jenkins Post 254Spencer65Transient non-communityGroundwater
14American Electric Power-Honey Creek FarmSpencer49Transient non-communityGroundwater
15Pepper Ridge WinerySpencer25Transient non-communityGroundwater

Spencer County water systems: frequently asked questions

How many public water systems are in Spencer County, Indiana?

EPA's SDWIS records file 15 active public water systems under Spencer County, Indiana: 9 community systems (60%), 1 non-transient non-community systems (6.7%) and 5 transient non-community systems (33%).

Who supplies drinking water in Spencer County, IN?

The largest community water systems filed under Spencer County are Reo Water Corporation (3,875 people served), Santa Claus Water Utility (3,683 people served) and Finch Newton Water, Inc.. (2,672 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 Spencer County's drinking water come from groundwater or surface water?

Of the 15 active public water systems in Spencer County, 60% draw mainly on groundwater and 40% on surface water, counting purchased supplies. The largest system, Reo Water Corporation, uses groundwater.

Where can I find a water quality report for Spencer 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. 9 community systems are filed under Spencer 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 Spencer 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 Spencer County, Indiana”, https://aquacensus.com/water-systems/indiana/spencer (data as of October 1, 2026).