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Elk County, Pennsylvania — public water systems

At a glance

26 active public water systems are filed under Elk County, Pennsylvania in EPA's SDWIS records, together reporting 33,918 people served. The largest is St Marys Area Water Auth, which reports serving 19,588 people. 8 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

26

Population served

33.9K

Community systems

8

Groundwater share

76.9%

How does Elk County compare with other Pennsylvania counties?

Elk County has the 61st-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 33,918 people served in total, the 48th-largest county figure in the state and 0.3% of the statewide total. The average system here reports serving 1,305 people, about 25% 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 Elk County's drinking water come from?

By primary water source, Elk County's active systems draw on groundwater (20, 77%), surface water (4, 15%) and purchased surface water (2, 7.7%). Overall, 77% rely mainly on groundwater (including purchased groundwater) and 23% 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, St Marys Area Water Auth, draws primarily on surface water.

What kinds of water systems operate in Elk County?

Elk County's active systems break down as 8 community systems (31%) and 18 transient non-community systems (69%). 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 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 (46%), local government (31%), federal government (12%) and state government (7.7%).

Water systems in Elk County

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Active public water systems in Elk County, Pennsylvania
#Water systemCountyPopulation servedTypeSource
1St Marys Area Water AuthElk19,588CommunitySurface water
2Ridgway Borough Water SystemElk4,700CommunitySurface water
3Johnsonburg Municipal AuthElk2,413CommunitySurface water
4Ridgway Twp Water AuthElk1,763CommunityPurchased surface water
5Jay Twp Water AuthorityElk1,131CommunitySurface water
6Benezette Store & RestElk600Transient non-communityGroundwater
7Elk Country Visitor CenterElk500Transient non-communityGroundwater
8Toby WaterElk440CommunityPurchased surface water
9Jones Twp Municipal AuthorityElk396CommunityGroundwater
10Bendigo State ParkElk350Transient non-communityGroundwater
11Highland Twp Municipal AuthElk286CommunityGroundwater
12Benezette HotelElk250Transient non-communityGroundwater
13Benezette WinesElk250Transient non-communityGroundwater
14Usfs Twin Lakes Upper CgElk246Transient non-communityGroundwater
15Wilcox Sportsmens ClubElk160Transient non-communityGroundwater
16Medix HotelElk150Transient non-communityGroundwater
17The Dam InnElk120Transient non-communityGroundwater
18Usfs Loleta CampgroundElk100Transient non-communityGroundwater
19Elk Crossing 555 CampgroundElk100Transient non-communityGroundwater
20Highland HotelElk100Transient non-communityGroundwater
21Elk LifeElk100Transient non-communityGroundwater
22Flying Dove RanchElk50Transient non-communityGroundwater
23Beyond the TrailElk50Transient non-communityGroundwater
24U S Army Corps EngineersElk25Transient non-communityGroundwater
25Big Elk Lick Horse CampElk25Transient non-communityGroundwater
26Sportsmens LodgeElk25Transient non-communityGroundwater

Elk County water systems: frequently asked questions

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

EPA's SDWIS records file 26 active public water systems under Elk County, Pennsylvania: 8 community systems (31%) and 18 transient non-community systems (69%).

Who supplies drinking water in Elk County, PA?

The largest community water systems filed under Elk County are St Marys Area Water Auth (19,588 people served), Ridgway Borough Water System (4,700 people served) and Johnsonburg Municipal Auth (2,413 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 Elk County's drinking water come from groundwater or surface water?

Of the 26 active public water systems in Elk County, 77% draw mainly on groundwater and 23% on surface water, counting purchased supplies. The largest system, St Marys Area Water Auth, uses surface water.

Where can I find a water quality report for Elk 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. 8 community systems are filed under Elk 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 Elk 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 Elk County, Pennsylvania”, https://aquacensus.com/water-systems/pennsylvania/elk (data as of October 1, 2026).