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Tioga County, Pennsylvania — public water systems

At a glance

78 active public water systems are filed under Tioga County, Pennsylvania in EPA's SDWIS records, together reporting 32,718 people served. The largest is Wellsboro Municipal Authority, which reports serving 8,225 people. 20 are community water systems serving people where they live; the other 58 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

78

Population served

32.7K

Community systems

20

Groundwater share

89.7%

How does Tioga County compare with other Pennsylvania counties?

Tioga County has the 35th-most active public water systems among the 99 counties listed for active Pennsylvania systems in EPA records; among the 71 with 3 or more systems, the median has 76. Its systems report 32,718 people served in total, the 49th-largest county figure in the state and 0.3% of the statewide total. The average system here reports serving 420 people, well below the Pennsylvania average of 1,741. 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 Tioga County's drinking water come from?

By primary water source, Tioga County's active systems draw on groundwater (69, 88%), surface water (5, 6.4%), purchased surface water (3, 3.8%) and groundwater under influence of surface water (1, 1.3%). Overall, 90% rely mainly on groundwater (including purchased groundwater) and 10% on surface water, compared with 93% and 6.8% across Pennsylvania. Groundwater means the system draws its water from wells or springs fed by underground aquifers. The county's largest system, Wellsboro Municipal Authority, draws primarily on surface water.

What kinds of water systems operate in Tioga County?

Tioga County's active systems break down as 20 community systems (26%), 11 non-transient non-community systems (14%) and 47 transient non-community systems (60%). 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 (55%), local government (18%), public/private partnership (18%) and state government (5.1%).

The 50 largest water systems in Tioga County

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Active public water systems in Tioga County, Pennsylvania
#Water systemCountyPopulation servedTypeSource
1Wellsboro Municipal AuthorityTioga8,225CommunitySurface water
2Mansfield Borough Mun AuthTioga4,100CommunitySurface water
3Mansfield UniversityTioga3,000CommunitySurface water
4Elkland Boro Water AuthorityTioga2,660CommunityGroundwater
5Blossburg Municipal AuthorityTioga1,650CommunitySurface water
6Rb Walter & Williamson SchoolsTioga1,400Non-transient non-communityGroundwater
7Westfield Borough WaterworksTioga1,300CommunityGroundwater
8Liberty ExxonTioga800Transient non-communityGroundwater
9Lawrenceville ExxonTioga800Transient non-communityGroundwater
10Lawrenceville Boro Water DeptTioga691CommunityGroundwater
11Tioga Boro Municipal AuthorityTioga615CommunityGroundwater
12Knoxville Water DepartmentTioga590CommunityGroundwater
13Tioga County FairgroundsTioga500Transient non-communityGroundwater
14Twin Streams Campground LpTioga500Transient non-communityGroundwater
15Osceola Twp Municipal AuthoritTioga400CommunityGroundwater
16Hamilton Twp Mun AuthTioga400CommunityPurchased surface water
17Liberty Elementary SchoolTioga325Non-transient non-communityGroundwater
18North Penn Liberty High SchoolTioga325Non-transient non-communityGroundwater
19Bloss Township WaterworksTioga325CommunityGroundwater
20Victaulic LawrencevilleTioga300Non-transient non-communityGroundwater
21Nelson Township AuthorityTioga300CommunitySurface water
22Duncan Twp Municipal AuthorityTioga220CommunityGroundwater
23Kwik Fill M411 Tioga JctTioga200Transient non-communityGroundwater
24Somers Lane MHPTioga130CommunityGroundwater
25Wheel Inn Inc.Tioga100Transient non-communityGroundwater
26Viant Westfield PlantTioga100Non-transient non-communityGroundwater
27Kwik Fill M416 WellsboroTioga100Transient non-communityGroundwater
28Route 6 CampgroundTioga100Transient non-communityGroundwater
29Stony Fork Creek CampgroundTioga100Transient non-communityGroundwater
30Crooked Creek CampgroundTioga100Transient non-communityGroundwater
31Martins PantryTioga100Transient non-communityGroundwater
32Hills Creek State ParkTioga88Transient non-communityGroundwater
33Hillside View MHPTioga85CommunityGroundwater
34Acorns To Oaks Childcare CtrTioga80Non-transient non-communityGroundwater
35Corey Creek Golf ClubTioga75Transient non-communityGroundwater
36Colonial InnTioga75Transient non-communityGroundwater
37Watrous Water AssociationTioga75CommunityPurchased surface water
38Midway Truck StopTioga75Transient non-communityGroundwater
39Old Antlers InnTioga75Transient non-communityGroundwater
40Crossroads Country TavernTioga75Transient non-communityGroundwater
41Log Cabin InnTioga65Transient non-communityGroundwater
42Morris Run Amer Legion Pst 167Tioga65Transient non-communityGroundwater
43Delmar Meadows MhcTioga64CommunityGroundwater
44Leonard Harrison State ParkTioga60Transient non-communityGroundwater
45Canyon Country CampgroundTioga60Transient non-communityGroundwater
46Egts Inc. Sabinsville OfficeTioga60Non-transient non-communityGroundwater
47Tyoga Country ClubTioga60Transient non-communityGroundwater
48Tanglewood CampgroundTioga50Transient non-communityGroundwater
49Ansonia Valley InnTioga50Transient non-communityGroundwater
50Dairy Farmers of AmericaTioga50Non-transient non-communityGroundwater

All other water systems in Tioga County (28)

The remaining active systems filed under Tioga County, largest first, with the population each reports serving.

Tioga County water systems: frequently asked questions

How many public water systems are in Tioga County, Pennsylvania?

EPA's SDWIS records file 78 active public water systems under Tioga County, Pennsylvania: 20 community systems (26%), 11 non-transient non-community systems (14%) and 47 transient non-community systems (60%).

Who supplies drinking water in Tioga County, PA?

The largest community water systems filed under Tioga County are Wellsboro Municipal Authority (8,225 people served), Mansfield Borough Mun Auth (4,100 people served) and Mansfield University (3,000 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 Tioga County's drinking water come from groundwater or surface water?

Of the 78 active public water systems in Tioga County, 90% draw mainly on groundwater and 10% on surface water, counting purchased supplies. The largest system, Wellsboro Municipal Authority, uses surface water.

Where can I find a water quality report for Tioga 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. 20 community systems are filed under Tioga 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 Tioga 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 Pennsylvania 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 Tioga County, Pennsylvania”, https://aquacensus.com/water-systems/pennsylvania/tioga (data as of October 1, 2026).