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Wyandot County, Ohio — public water systems

At a glance

22 active public water systems are filed under Wyandot County, Ohio in EPA's SDWIS records, together reporting 15,519 people served. The largest is Upper Sandusky City, which reports serving 6,698 people. 4 are community water systems serving people where they live; the other 18 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

22

Population served

15.5K

Community systems

4

Groundwater share

90.9%

How does Wyandot County compare with other Ohio counties?

Wyandot County has the 56th-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 15,519 people served in total, the 79th-largest county figure in the state and 0.1% of the statewide total. The average system here reports serving 705 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 Wyandot County's drinking water come from?

By primary water source, Wyandot County's active systems draw on groundwater (20, 91%), purchased surface water (1, 4.5%) and surface water (1, 4.5%). Overall, 91% rely mainly on groundwater (including purchased groundwater) and 9.1% 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, Upper Sandusky City, draws primarily on surface water.

What kinds of water systems operate in Wyandot County?

Wyandot County's active systems break down as 4 community systems (18%), 6 non-transient non-community systems (27%) and 12 transient non-community systems (55%). 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 (77%), local government (18%) and state government (4.5%).

Water systems in Wyandot County

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Active public water systems in Wyandot County, Ohio
#Water systemCountyPopulation servedTypeSource
1Upper Sandusky CityWyandot6,698CommunitySurface water
2Carey Village PwsWyandot3,674CommunityGroundwater
3Mohawk K-12 SchoolWyandot1,044Non-transient non-communityGroundwater
4Odot Rest Area 1-33 1-34Wyandot1,001Transient non-communityGroundwater
5Sycamore Village PwsWyandot862CommunityGroundwater
6Nevada Village PwsWyandot814CommunityPurchased surface water
7Kalmbach Feeds - Psd Development PwsWyandot220Non-transient non-communityGroundwater
8Kalmbach Feeds - Main OfficeWyandot150Non-transient non-communityGroundwater
9Carey Conservation Sportsman ClubWyandot126Transient non-communityGroundwater
10Kalmbach Feeds - Rek Associates PwsWyandot100Non-transient non-communityGroundwater
11Blue Room TavernWyandot96Transient non-communityGroundwater
12River'S Edge Campground PwsWyandot82Transient non-communityGroundwater
13La Fragua Mexican Restaurant PwsWyandot80Transient non-communityGroundwater
14Schmitz Plank Road Tavern PwsWyandot80Transient non-communityGroundwater
15Tee Pee CampgroundWyandot75Transient non-communityGroundwater
16Schmidt Machine CompanyWyandot74Non-transient non-communityGroundwater
17Carey Conservation CampgroundWyandot74Transient non-communityGroundwater
18Lincoln Hills Golf ClubWyandot60Transient non-communityGroundwater
19Trillium Farm Holdings-MarseillesWyandot55Non-transient non-communityGroundwater
20Angle Back Just One More TimeWyandot54Transient non-communityGroundwater
21Vintage Oven PwsWyandot50Transient non-communityGroundwater
22Sandy Bobs LLCWyandot50Transient non-communityGroundwater

Wyandot County water systems: frequently asked questions

How many public water systems are in Wyandot County, Ohio?

EPA's SDWIS records file 22 active public water systems under Wyandot County, Ohio: 4 community systems (18%), 6 non-transient non-community systems (27%) and 12 transient non-community systems (55%).

Who supplies drinking water in Wyandot County, OH?

The largest community water systems filed under Wyandot County are Upper Sandusky City (6,698 people served), Carey Village Pws (3,674 people served) and Sycamore Village Pws (862 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 Wyandot County's drinking water come from groundwater or surface water?

Of the 22 active public water systems in Wyandot County, 91% draw mainly on groundwater and 9.1% on surface water, counting purchased supplies. The largest system, Upper Sandusky City, uses surface water.

Where can I find a water quality report for Wyandot 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. 4 community systems are filed under Wyandot 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 Wyandot 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 Wyandot County, Ohio”, https://aquacensus.com/water-systems/ohio/wyandot (data as of October 1, 2026).