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Howard County, Indiana — public water systems

At a glance

52 active public water systems are filed under Howard County, Indiana in EPA's SDWIS records, together reporting 74,461 people served. The largest is Indiana American Water - Kokomo, which reports serving 59,313 people. 11 are community water systems serving people where they live; the other 41 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

52

Population served

74.5K

Community systems

11

Groundwater share

98.1%

How does Howard County compare with other Indiana counties?

Howard County has the 24th-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 74,461 people served in total, the 18th-largest county figure in the state and 1.3% of the statewide total. The average system here reports serving 1,432 people, roughly in line with 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 Howard County's drinking water come from?

By primary water source, Howard County's active systems draw on groundwater (50, 96%), purchased groundwater (1, 1.9%) and surface water (1, 1.9%). Overall, 98% rely mainly on groundwater (including purchased groundwater) and 1.9% 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 - Kokomo, draws primarily on surface water.

What kinds of water systems operate in Howard County?

Howard County's active systems break down as 11 community systems (21%), 11 non-transient non-community systems (21%) and 30 transient non-community systems (58%). 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 (85%) and local government (15%).

The 50 largest water systems in Howard County

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Active public water systems in Howard County, Indiana
#Water systemCountyPopulation servedTypeSource
1Indiana American Water - KokomoHoward59,313CommunitySurface water
2Western School CorporationHoward3,010Non-transient non-communityGroundwater
3Greentown Municipal WaterHoward2,500CommunityGroundwater
4Indiana American Water - RussiavilleHoward1,178CommunityGroundwater
5Northwestern Jr./Sr. High SchoolHoward1,000Non-transient non-communityGroundwater
6Taylor Community School CorporationHoward833Non-transient non-communityGroundwater
7Chapel Hill Christian ChurchHoward695Non-transient non-communityGroundwater
8Northwestern Elementary SchoolHoward634Non-transient non-communityGroundwater
9Jerome Christian Church and PreschoolHoward535Non-transient non-communityGroundwater
10Oak Brook EstatesHoward455CommunityGroundwater
11Howard Elementary SchoolHoward313Non-transient non-communityGroundwater
12Fairfield Christian ChurchHoward305Non-transient non-communityGroundwater
13Western Estates Mobile Home ParkHoward248CommunityGroundwater
14In His Image ChurchHoward227Transient non-communityGroundwater
15Quick ShopHoward210Transient non-communityGroundwater
16Center Food MartHoward201Transient non-communityGroundwater
17Abundant Life ChurchHoward200Transient non-communityGroundwater
18Pilgrim Holiness ChurchHoward200Transient non-communityGroundwater
19Timbernest TownhousesHoward175CommunityGroundwater
20Christian Heritage Worship CenterHoward175Transient non-communityGroundwater
21The Oaks of KokomoHoward150CommunityGroundwater
22Springhill CampgroundHoward113Transient non-communityGroundwater
23Carpenters House Church ChildcareHoward106Non-transient non-communityGroundwater
24Village Green Mobile Home ParkHoward102CommunityGroundwater
25Shiloh UmcHoward99Transient non-communityGroundwater
26Plevna County MarketHoward95Transient non-communityGroundwater
27Oakland Christian ChurchHoward89Transient non-communityGroundwater
28Mikes Italian GrillHoward85Transient non-communityGroundwater
29Morning Star ChurchHoward82Transient non-communityGroundwater
30Allergy InnovationsHoward81Transient non-communityGroundwater
31Chippendale Golf CourseHoward76Transient non-communityGroundwater
32Kokomo Zion Church, Inc.Howard75Transient non-communityGroundwater
33Fair Havens AllianceHoward75Transient non-communityGroundwater
34Hewitt MoldingHoward70Non-transient non-communityGroundwater
35Mcgonigal Buick GmcHoward65Non-transient non-communityGroundwater
36Green Acres Golf ClubHoward62Transient non-communityGroundwater
37Northwestern School Corp- Maint. OfficeHoward55Transient non-communityGroundwater
38Southwest Civic Shareholders AssociationHoward55CommunityGroundwater
39Greater Life ChurchHoward50Transient non-communityGroundwater
40Northwestern Athletic FacilityHoward50Transient non-communityGroundwater
41Countryside VillasHoward48CommunityGroundwater
42The Oaks of Kokomo IiHoward48Transient non-communityPurchased groundwater
43Mt. Gilead Baptist ChurchHoward45Transient non-communityGroundwater
44Seventh Day Adventist ChurchHoward40Transient non-communityGroundwater
45Kokomo Municipal AirportHoward39Transient non-communityGroundwater
46Millerview Amish SchoolHoward36Transient non-communityGroundwater
47Ortman DrillingHoward35Transient non-communityGroundwater
48Hollingsworth LumberHoward28Transient non-communityGroundwater
49Dixon Woods ApartmentsHoward25CommunityGroundwater
50Beaver Point CampgroundsHoward25Transient non-communityGroundwater

All other water systems in Howard County (2)

The remaining active systems filed under Howard County, largest first, with the population each reports serving.

Howard County water systems: frequently asked questions

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

EPA's SDWIS records file 52 active public water systems under Howard County, Indiana: 11 community systems (21%), 11 non-transient non-community systems (21%) and 30 transient non-community systems (58%).

Who supplies drinking water in Howard County, IN?

The largest community water systems filed under Howard County are Indiana American Water - Kokomo (59,313 people served), Greentown Municipal Water (2,500 people served) and Indiana American Water - Russiaville (1,178 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 Howard County's drinking water come from groundwater or surface water?

Of the 52 active public water systems in Howard County, 98% draw mainly on groundwater and 1.9% on surface water, counting purchased supplies. The largest system, Indiana American Water - Kokomo, uses surface water.

Where can I find a water quality report for Howard 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. 11 community systems are filed under Howard 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 Howard 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 Howard County, Indiana”, https://aquacensus.com/water-systems/indiana/howard (data as of October 1, 2026).