Randolph County, Indiana — public water systems
At a glance
40 active public water systems are filed under Randolph County, Indiana in EPA's SDWIS records, together reporting 17,394 people served. The largest is Indiana American Water - Winchester, which reports serving 5,405 people. 8 are community water systems serving people where they live; the other 32 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
40
Population served
17.4K
Community systems
8
Groundwater share
100%
How does Randolph County compare with other Indiana counties?
Randolph County has the 32nd-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 17,394 people served in total, the 68th-largest county figure in the state and 0.3% of the statewide total. The average system here reports serving 435 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 Randolph County's drinking water come from?
By primary water source, Randolph County's active systems draw on groundwater (40, 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, Indiana American Water - Winchester, draws primarily on groundwater.
What kinds of water systems operate in Randolph County?
Randolph County's active systems break down as 8 community systems (20%), 3 non-transient non-community systems (7.5%) and 29 transient non-community systems (73%). 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 (75%) and local government (25%).
Water systems in Randolph County
🔒 Create a free account to export CSV| # | Water system | County | Population served | Type | Source |
|---|---|---|---|---|---|
| 1 | Indiana American Water - Winchester | Randolph | 5,405 | Community | Groundwater |
| 2 | Union City Water Works | Randolph | 3,513 | Community | Groundwater |
| 3 | Parker City Water Department | Randolph | 1,400 | Community | Groundwater |
| 4 | Farmland Municipal Water Works | Randolph | 1,301 | Community | Groundwater |
| 5 | Lynn Water Company | Randolph | 1,097 | Community | Groundwater |
| 6 | Monroe Central School Corp. | Randolph | 993 | Non-transient non-community | Groundwater |
| 7 | Ridgeville Water Department | Randolph | 825 | Community | Groundwater |
| 8 | Winchester Speedway (Hospitality House) | Randolph | 555 | Transient non-community | Groundwater |
| 9 | L & M Regional Water District | Randolph | 450 | Community | Groundwater |
| 10 | Deerfield Elementary School | Randolph | 238 | Non-transient non-community | Groundwater |
| 11 | Astral Industries, Inc.. - Stamping Plant | Randolph | 163 | Non-transient non-community | Groundwater |
| 12 | Trinity Lutheran Church | Randolph | 135 | Transient non-community | Groundwater |
| 13 | New Lisbon Christian Church | Randolph | 97 | Transient non-community | Groundwater |
| 14 | South Salem Church of Christ | Randolph | 88 | Transient non-community | Groundwater |
| 15 | Pleasant Hill Church | Randolph | 77 | Transient non-community | Groundwater |
| 16 | Bear Creek Friends Church | Randolph | 70 | Transient non-community | Groundwater |
| 17 | Hickory Hills Golf Course (Pro Shop) | Randolph | 64 | Transient non-community | Groundwater |
| 18 | New Liberty Church | Randolph | 60 | Transient non-community | Groundwater |
| 19 | Randolph Friends | Randolph | 60 | Transient non-community | Groundwater |
| 20 | Greensfork Township Park - Artesian Well | Randolph | 60 | Transient non-community | Groundwater |
| 21 | Arba Friends Church | Randolph | 60 | Transient non-community | Groundwater |
| 22 | Pizza Hut | Randolph | 58 | Transient non-community | Groundwater |
| 23 | Harrisville Christian Church | Randolph | 57 | Transient non-community | Groundwater |
| 24 | Riverside Community | Randolph | 50 | Community | Groundwater |
| 25 | Saratoga Church of God | Randolph | 50 | Transient non-community | Groundwater |
| 26 | Praise Chapel Church of God | Randolph | 50 | Transient non-community | Groundwater |
| 27 | Poplar Run United Baptist | Randolph | 45 | Transient non-community | Groundwater |
| 28 | Golden Rule Campground | Randolph | 40 | Transient non-community | Groundwater |
| 29 | Jericho Friends Church | Randolph | 38 | Transient non-community | Groundwater |
| 30 | Rehoboth Church Inc.. | Randolph | 38 | Transient non-community | Groundwater |
| 31 | Randolph County 4-H Grounds Main Build. | Randolph | 30 | Transient non-community | Groundwater |
| 32 | Randolph Motel | Randolph | 27 | Transient non-community | Groundwater |
| 33 | Saratoga Lions Club | Randolph | 25 | Transient non-community | Groundwater |
| 34 | Abc Resorts/Kamp Modoc | Randolph | 25 | Transient non-community | Groundwater |
| 35 | American Legion Post 353 | Randolph | 25 | Transient non-community | Groundwater |
| 36 | Grandview Campground | Randolph | 25 | Transient non-community | Groundwater |
| 37 | Deerfield Methodist Church | Randolph | 25 | Transient non-community | Groundwater |
| 38 | Hummel Drive-in | Randolph | 25 | Transient non-community | Groundwater |
| 39 | Randolph County Airport | Randolph | 25 | Transient non-community | Groundwater |
| 40 | Astral Industries, Inc.. - Office | Randolph | 25 | Transient non-community | Groundwater |
Randolph County water systems: frequently asked questions
How many public water systems are in Randolph County, Indiana?
EPA's SDWIS records file 40 active public water systems under Randolph County, Indiana: 8 community systems (20%), 3 non-transient non-community systems (7.5%) and 29 transient non-community systems (73%).
Who supplies drinking water in Randolph County, IN?
The largest community water systems filed under Randolph County are Indiana American Water - Winchester (5,405 people served), Union City Water Works (3,513 people served) and Parker City Water Department (1,400 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 Randolph County's drinking water come from groundwater or surface water?
Of the 40 active public water systems in Randolph County, all draw mainly on groundwater and none on surface water, counting purchased supplies. The largest system, Indiana American Water - Winchester, uses groundwater.
Where can I find a water quality report for Randolph 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. 8 community systems are filed under Randolph 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 Randolph 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
- All Indiana public water systems· 3,969 active
- Madison County· 48 systems
- Cass County· 47 systems
- Montgomery County· 47 systems
- Starke County· 47 systems
- Carroll County· 39 systems
- Whitley County· 39 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 Randolph County, Indiana”, https://aquacensus.com/water-systems/indiana/randolph (data as of October 1, 2026).