Van Buren County, Iowa — public water systems
At a glance
7 active public water systems are filed under Van Buren County, Iowa in EPA's SDWIS records, together reporting 3,195 people served. The largest is Keosauqua Water Works, which reports serving 961 people. All 7 are community water systems serving people where they live.
Dataset updated . Source: EPA SDWIS/ECHO, refreshed quarterly.
Active systems
7
Population served
3.2K
Community systems
7
Groundwater share
14.3%
How does Van Buren County compare with other Iowa counties?
Van Buren County has the 80th-most active public water systems among the 114 counties listed for active Iowa systems in EPA records; among the 96 with 3 or more systems, the median has 14. Its systems report 3,195 people served in total, the 97th-largest county figure in the state and 0.1% of the statewide total. The average system here reports serving 456 people, well below the Iowa average of 1,718. 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 Van Buren County's drinking water come from?
By primary water source, Van Buren County's active systems draw on purchased surface water (6, 86%) and purchased groundwater (1, 14%). Overall, 14% rely mainly on groundwater (including purchased groundwater) and 86% on surface water, compared with 92% and 7.8% across Iowa. Purchased surface water means the system buys surface water from another public water system rather than drawing its own. The county's largest system, Keosauqua Water Works, draws primarily on purchased surface water.
What kinds of water systems operate in Van Buren County?
Van Buren County's active systems break down as 7 community systems (100%). 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. EPA lists their owner types as local government (100%).
Water systems in Van Buren County
🔒 Create a free account to export CSV| # | Water system | County | Population served | Type | Source |
|---|---|---|---|---|---|
| 1 | Keosauqua Water Works | Van Buren | 961 | Community | Purchased surface water |
| 2 | Farmington Water Supply | Van Buren | 601 | Community | Purchased groundwater |
| 3 | Bonaparte Water Supply | Van Buren | 390 | Community | Purchased surface water |
| 4 | Milton Water Supply | Van Buren | 380 | Community | Purchased surface water |
| 5 | Birmingham Water Supply | Van Buren | 367 | Community | Purchased surface water |
| 6 | Stockport Water Supply | Van Buren | 272 | Community | Purchased surface water |
| 7 | Cantril Water Supply | Van Buren | 224 | Community | Purchased surface water |
Also serving Van Buren County
These systems serve several counties, including Van Buren County. EPA lists another county first for them, so they are not included in the counts above.
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Rathbun Regional Water Assn (Rathbun) | Decatur + 7 more | 33,000 | Community | Surface water |
Van Buren County water systems: frequently asked questions
How many public water systems are in Van Buren County, Iowa?
EPA's SDWIS records file 7 active public water systems under Van Buren County, Iowa: 7 community systems (100%). At least 1 more system is listed under another county but also serve Van Buren County.
Who supplies drinking water in Van Buren County, IA?
The largest community water systems filed under Van Buren County are Keosauqua Water Works (961 people served), Farmington Water Supply (601 people served) and Bonaparte Water Supply (390 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 Van Buren County's drinking water come from groundwater or surface water?
Of the 7 active public water systems in Van Buren County, 14% draw mainly on groundwater and 86% on surface water, counting purchased supplies. The largest system, Keosauqua Water Works, uses purchased surface water.
Where can I find a water quality report for Van Buren 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. 7 community systems are filed under Van Buren 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 Van Buren 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 Iowa 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 Van Buren County, Iowa”, https://aquacensus.com/water-systems/iowa/van-buren (data as of October 1, 2026).