Skip to content
AquaCensus

Jefferson County, Ohio — public water systems

At a glance

33 active public water systems are filed under Jefferson County, Ohio in EPA's SDWIS records, together reporting 58,009 people served. The largest is City of Steubenville, which reports serving 17,000 people. 18 are community water systems serving people where they live; the other 15 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

33

Population served

58K

Community systems

18

Groundwater share

84.8%

How does Jefferson County compare with other Ohio counties?

Jefferson County has the 41st-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 58,009 people served in total, the 40th-largest county figure in the state and 0.5% of the statewide total. The average system here reports serving 1,758 people, about 36% 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 Jefferson County's drinking water come from?

By primary water source, Jefferson County's active systems draw on groundwater (21, 64%), purchased groundwater (7, 21%), purchased surface water (3, 9.1%) and surface water (2, 6.1%). Overall, 85% rely mainly on groundwater (including purchased groundwater) and 15% 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, City of Steubenville, draws primarily on surface water.

What kinds of water systems operate in Jefferson County?

Jefferson County's active systems break down as 18 community systems (55%), 4 non-transient non-community systems (12%) and 11 transient non-community systems (33%). 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 local government (48%), private (48%) and state government (3%).

Water systems in Jefferson County

🔒 Create a free account to export CSV
Active public water systems in Jefferson County, Ohio
#Water systemCountyPopulation servedTypeSource
1Steubenville, City ofJefferson17,000CommunitySurface water
2Jefferson Co W and S District - MJefferson13,983CommunityPurchased surface water
3Toronto PwsJefferson5,676CommunitySurface water
4Wintersville Village PwsJefferson3,924CommunityPurchased surface water
5Mingo Junction PwsJefferson3,350CommunityGroundwater
6Jefferson Co W and S District- AJefferson2,635CommunityPurchased groundwater
7Brilliant Water and SewerJefferson2,000CommunityGroundwater
8Tiltonsville PwsJefferson1,372CommunityGroundwater
9Yorkville Village PwsJefferson1,019CommunityPurchased groundwater
10Jefferson Co.San.Dist.-G PwsJefferson990CommunityPurchased groundwater
11Jefferson Co W&S District- JJefferson896CommunityPurchased groundwater
12Adena Village PwsJefferson820CommunityPurchased groundwater
13DillonvaleJefferson665CommunityGroundwater
14Warren Water AuthorityJefferson481CommunityPurchased groundwater
15Mount Pleasant PwsJefferson450CommunityGroundwater
16Rayland Village PwsJefferson417CommunityPurchased groundwater
17Jefferson Co W&S District- OJefferson340CommunityPurchased surface water
18Stratton PwsJefferson320CommunityGroundwater
19Whites Haven CampgroundJefferson200Transient non-communityGroundwater
20Austin LakeJefferson200Transient non-communityGroundwater
21Odot-Rest Area 11-2 PwsJefferson200Transient non-communityGroundwater
22Cardinal Operating Company 1/ 2 PwsJefferson168Non-transient non-communityGroundwater
23Kolmont Community ChurchJefferson150Transient non-communityGroundwater
24Apostolate Holy Family ParkJefferson140Transient non-communityGroundwater
25Cardinal Operating Co. 3Jefferson110Non-transient non-communityGroundwater
26Jefferson Co Sportsman Club CampJefferson100Transient non-communityGroundwater
27Jefferson Co Sportsman Club BarJefferson100Transient non-communityGroundwater
28Bec-Wood Golf CourseJefferson70Transient non-communityGroundwater
29Apostolate Redeemer HallJefferson60Transient non-communityGroundwater
30Apostolate for Family ConsecrationJefferson50Non-transient non-communityGroundwater
31Christian Church of UnionportJefferson50Transient non-communityGroundwater
32Bill Denoon Lumber Co MillJefferson45Non-transient non-communityGroundwater
33Apostolate Sacred Heart CenterJefferson28Transient non-communityGroundwater

Jefferson County water systems: frequently asked questions

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

EPA's SDWIS records file 33 active public water systems under Jefferson County, Ohio: 18 community systems (55%), 4 non-transient non-community systems (12%) and 11 transient non-community systems (33%).

Who supplies drinking water in Jefferson County, OH?

The largest community water systems filed under Jefferson County are City of Steubenville (17,000 people served), Jefferson Co W and S District - M (13,983 people served) and Toronto Pws (5,676 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 Jefferson County's drinking water come from groundwater or surface water?

Of the 33 active public water systems in Jefferson County, 85% draw mainly on groundwater and 15% on surface water, counting purchased supplies. The largest system, City of Steubenville, uses surface water.

Where can I find a water quality report for Jefferson 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. 18 community systems are filed under Jefferson 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 Jefferson 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 Jefferson County, Ohio”, https://aquacensus.com/water-systems/ohio/jefferson (data as of October 1, 2026).