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
🔒 Create a free account to export CSV| # | Water system | County | Population served | Type | Source |
|---|---|---|---|---|---|
| 1 | Indiana American Water - Kokomo | Howard | 59,313 | Community | Surface water |
| 2 | Western School Corporation | Howard | 3,010 | Non-transient non-community | Groundwater |
| 3 | Greentown Municipal Water | Howard | 2,500 | Community | Groundwater |
| 4 | Indiana American Water - Russiaville | Howard | 1,178 | Community | Groundwater |
| 5 | Northwestern Jr./Sr. High School | Howard | 1,000 | Non-transient non-community | Groundwater |
| 6 | Taylor Community School Corporation | Howard | 833 | Non-transient non-community | Groundwater |
| 7 | Chapel Hill Christian Church | Howard | 695 | Non-transient non-community | Groundwater |
| 8 | Northwestern Elementary School | Howard | 634 | Non-transient non-community | Groundwater |
| 9 | Jerome Christian Church and Preschool | Howard | 535 | Non-transient non-community | Groundwater |
| 10 | Oak Brook Estates | Howard | 455 | Community | Groundwater |
| 11 | Howard Elementary School | Howard | 313 | Non-transient non-community | Groundwater |
| 12 | Fairfield Christian Church | Howard | 305 | Non-transient non-community | Groundwater |
| 13 | Western Estates Mobile Home Park | Howard | 248 | Community | Groundwater |
| 14 | In His Image Church | Howard | 227 | Transient non-community | Groundwater |
| 15 | Quick Shop | Howard | 210 | Transient non-community | Groundwater |
| 16 | Center Food Mart | Howard | 201 | Transient non-community | Groundwater |
| 17 | Abundant Life Church | Howard | 200 | Transient non-community | Groundwater |
| 18 | Pilgrim Holiness Church | Howard | 200 | Transient non-community | Groundwater |
| 19 | Timbernest Townhouses | Howard | 175 | Community | Groundwater |
| 20 | Christian Heritage Worship Center | Howard | 175 | Transient non-community | Groundwater |
| 21 | The Oaks of Kokomo | Howard | 150 | Community | Groundwater |
| 22 | Springhill Campground | Howard | 113 | Transient non-community | Groundwater |
| 23 | Carpenters House Church Childcare | Howard | 106 | Non-transient non-community | Groundwater |
| 24 | Village Green Mobile Home Park | Howard | 102 | Community | Groundwater |
| 25 | Shiloh Umc | Howard | 99 | Transient non-community | Groundwater |
| 26 | Plevna County Market | Howard | 95 | Transient non-community | Groundwater |
| 27 | Oakland Christian Church | Howard | 89 | Transient non-community | Groundwater |
| 28 | Mikes Italian Grill | Howard | 85 | Transient non-community | Groundwater |
| 29 | Morning Star Church | Howard | 82 | Transient non-community | Groundwater |
| 30 | Allergy Innovations | Howard | 81 | Transient non-community | Groundwater |
| 31 | Chippendale Golf Course | Howard | 76 | Transient non-community | Groundwater |
| 32 | Kokomo Zion Church, Inc. | Howard | 75 | Transient non-community | Groundwater |
| 33 | Fair Havens Alliance | Howard | 75 | Transient non-community | Groundwater |
| 34 | Hewitt Molding | Howard | 70 | Non-transient non-community | Groundwater |
| 35 | Mcgonigal Buick Gmc | Howard | 65 | Non-transient non-community | Groundwater |
| 36 | Green Acres Golf Club | Howard | 62 | Transient non-community | Groundwater |
| 37 | Northwestern School Corp- Maint. Office | Howard | 55 | Transient non-community | Groundwater |
| 38 | Southwest Civic Shareholders Association | Howard | 55 | Community | Groundwater |
| 39 | Greater Life Church | Howard | 50 | Transient non-community | Groundwater |
| 40 | Northwestern Athletic Facility | Howard | 50 | Transient non-community | Groundwater |
| 41 | Countryside Villas | Howard | 48 | Community | Groundwater |
| 42 | The Oaks of Kokomo Ii | Howard | 48 | Transient non-community | Purchased groundwater |
| 43 | Mt. Gilead Baptist Church | Howard | 45 | Transient non-community | Groundwater |
| 44 | Seventh Day Adventist Church | Howard | 40 | Transient non-community | Groundwater |
| 45 | Kokomo Municipal Airport | Howard | 39 | Transient non-community | Groundwater |
| 46 | Millerview Amish School | Howard | 36 | Transient non-community | Groundwater |
| 47 | Ortman Drilling | Howard | 35 | Transient non-community | Groundwater |
| 48 | Hollingsworth Lumber | Howard | 28 | Transient non-community | Groundwater |
| 49 | Dixon Woods Apartments | Howard | 25 | Community | Groundwater |
| 50 | Beaver Point Campgrounds | Howard | 25 | Transient non-community | Groundwater |
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).