Hillsdale County, Ohio — public water systems
At a glance
3 active public water systems are filed under Hillsdale County, Ohio in EPA's SDWIS records, together reporting 350 people served. The largest is Poplars Resort & Campground 2, which reports serving 200 people.
Dataset updated . Source: EPA SDWIS/ECHO, refreshed quarterly.
Active systems
3
Population served
350
Community systems
—
Groundwater share
100%
How does Hillsdale County compare with other Ohio counties?
Hillsdale County has the 90th-most active public water systems among the 133 counties listed for active Ohio systems in EPA records; among the 92 with 3 or more systems, the median has 29. Its systems report 350 people served in total, the 104th-largest county figure in the state and less than 0.1% of the statewide total. The average system here reports serving 117 people, well below the Ohio average of 2,767. 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 Hillsdale County's drinking water come from?
By primary water source, Hillsdale County's active systems draw on groundwater (3, 100%). Overall, all rely mainly on groundwater (including purchased groundwater) and none on surface water, compared with 92% and 7.6% across Ohio. Groundwater means the system draws its water from wells or springs fed by underground aquifers. The county's largest system, Poplars Resort & Campground 2, draws primarily on groundwater.
What kinds of water systems operate in Hillsdale County?
Hillsdale County's active systems break down as 3 transient non-community systems (100%). 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 (100%).
Water systems in Hillsdale County
🔒 Create a free account to export CSV| # | Water system | County | Population served | Type | Source |
|---|---|---|---|---|---|
| 1 | Poplars Resort & Campground 2 | Hillsdale | 200 | Transient non-community | Groundwater |
| 2 | Poplars Resort & Campground 1 | Hillsdale | 100 | Transient non-community | Groundwater |
| 3 | Turner Lake Campground | Hillsdale | 50 | Transient non-community | Groundwater |
Hillsdale County water systems: frequently asked questions
How many public water systems are in Hillsdale County, Ohio?
EPA's SDWIS records file 3 active public water systems under Hillsdale County, Ohio: 3 transient non-community systems (100%).
Does Hillsdale County's drinking water come from groundwater or surface water?
Of the 3 active public water systems in Hillsdale County, all draw mainly on groundwater and none on surface water, counting purchased supplies. The largest system, Poplars Resort & Campground 2, uses groundwater.
Where can I find a water quality report for Hillsdale 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.
How can I check violations for a water system in Hillsdale 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 Ohio 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 Hillsdale County, Ohio”, https://aquacensus.com/water-systems/ohio/hillsdale (data as of October 1, 2026).