Somerset County, Pennsylvania — public water systems
At a glance
102 active public water systems are filed under Somerset County, Pennsylvania in EPA's SDWIS records, together reporting 67,819 people served. The largest is Windber Area Auth, which reports serving 9,463 people. 33 are community water systems serving people where they live; the other 69 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
102
Population served
67.8K
Community systems
33
Groundwater share
90.2%
How does Somerset County compare with other Pennsylvania counties?
Somerset County has the 26th-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 67,819 people served in total, the 34th-largest county figure in the state and 0.5% of the statewide total. The average system here reports serving 665 people, about 62% 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 Somerset County's drinking water come from?
By primary water source, Somerset County's active systems draw on groundwater (89, 87%), purchased surface water (7, 6.9%), surface water (3, 2.9%) and purchased groundwater (2, 2%). Overall, 90% rely mainly on groundwater (including purchased groundwater) and 9.8% 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, Windber Area Auth, draws primarily on groundwater.
What kinds of water systems operate in Somerset County?
Somerset County's active systems break down as 33 community systems (32%), 7 non-transient non-community systems (6.9%) and 62 transient non-community systems (61%). 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 (40%), local government (29%), public/private partnership (26%) and state government (2%).
The 50 largest water systems in Somerset County
🔒 Create a free account to export CSV| # | Water system | County | Population served | Type | Source |
|---|---|---|---|---|---|
| 1 | Windber Area Auth | Somerset | 9,463 | Community | Groundwater |
| 2 | Conemaugh Twp Muni Auth | Somerset | 7,800 | Community | Surface water |
| 3 | Somerset Boro Muni Water Auth | Somerset | 6,309 | Community | Purchased surface water |
| 4 | Somerset Twp Muni Auth Oakridg | Somerset | 3,800 | Community | Purchased surface water |
| 5 | Seven Springs Muni Auth | Somerset | 3,000 | Community | Groundwater under influence of surface water |
| 6 | Boswell Boro Muni Auth | Somerset | 2,900 | Community | Purchased surface water |
| 7 | Meyersdale Muni Auth | Somerset | 2,566 | Community | Surface water |
| 8 | Berlin Boro Muni Auth | Somerset | 2,468 | Community | Groundwater |
| 9 | Central City Water Auth | Somerset | 1,984 | Community | Groundwater |
| 10 | Jennerstown Muni Auth | Somerset | 1,625 | Community | Groundwater |
| 11 | Flight 93 National Memorial | Somerset | 1,500 | Transient non-community | Groundwater |
| 12 | Somerset Cnty Fair Assn | Somerset | 1,500 | Transient non-community | Groundwater |
| 13 | Lincoln Twp Muni Auth | Somerset | 1,400 | Community | Purchased surface water |
| 14 | Somerset Twp M A Friedens | Somerset | 1,374 | Community | Purchased surface water |
| 15 | Rockwood Boro Muni Auth | Somerset | 1,250 | Community | Groundwater |
| 16 | Indian Lake Boro Waterworks | Somerset | 1,246 | Community | Groundwater |
| 17 | Cairnbrook Improvement Assn | Somerset | 910 | Community | Groundwater |
| 18 | Hidden Valley Resort Lp | Somerset | 750 | Community | Groundwater |
| 19 | Salisbury Boro Water Comm | Somerset | 725 | Community | Groundwater |
| 20 | Gray Area Watr Auth of Jen Twp | Somerset | 700 | Community | Groundwater |
| 21 | Confluence Boro Muni Auth | Somerset | 645 | Community | Groundwater |
| 22 | Hooversville Boro | Somerset | 645 | Community | Purchased surface water |
| 23 | Jenner Twp Muni Auth | Somerset | 576 | Community | Purchased surface water |
| 24 | Hickory Hollow Campground | Somerset | 500 | Transient non-community | Groundwater |
| 25 | Woodland Campsites | Somerset | 500 | Transient non-community | Groundwater |
| 26 | Springs Historical Society | Somerset | 500 | Transient non-community | Groundwater |
| 27 | Somerset Twp Ma Reading Mines | Somerset | 494 | Community | Groundwater |
| 28 | Shanksville Stonycreek Sch | Somerset | 460 | Non-transient non-community | Groundwater |
| 29 | Turkeyfoot Valley Sch | Somerset | 450 | Non-transient non-community | Groundwater |
| 30 | Garrett Boro Water Sys | Somerset | 449 | Community | Groundwater |
| 31 | Summers Best Two Weeks | Somerset | 400 | Transient non-community | Groundwater |
| 32 | Deer Valley Ymca Camp | Somerset | 400 | Transient non-community | Groundwater |
| 33 | Jefferson Twp Water and Sewer | Somerset | 350 | Community | Purchased groundwater |
| 34 | Hanks Diner | Somerset | 350 | Transient non-community | Groundwater |
| 35 | North Star East Mid Sch | Somerset | 325 | Non-transient non-community | Groundwater |
| 36 | Summers Best 2 Weeks Que | Somerset | 300 | Transient non-community | Groundwater |
| 37 | Outdoor Odyssey at Roaring Run | Somerset | 300 | Transient non-community | Groundwater |
| 38 | Que Family Rec Area | Somerset | 300 | Transient non-community | Groundwater |
| 39 | Rittenhouse Somerfield Be&Cppg | Somerset | 300 | Transient non-community | Groundwater |
| 40 | Addison Area Water Auth | Somerset | 284 | Community | Groundwater |
| 41 | Camp Allegheny | Somerset | 250 | Transient non-community | Groundwater |
| 42 | Somerset Twp Mun Auth Listie | Somerset | 218 | Community | Groundwater |
| 43 | American Legion Post 257 | Somerset | 200 | Transient non-community | Groundwater |
| 44 | Lost Mtn Campground | Somerset | 200 | Transient non-community | Groundwater |
| 45 | Scottyland USA | Somerset | 200 | Transient non-community | Groundwater |
| 46 | Oakhurst Grille&Eventscenter | Somerset | 200 | Transient non-community | Groundwater |
| 47 | The Alley | Somerset | 200 | Transient non-community | Groundwater |
| 48 | Camp Harmony Main Camp | Somerset | 200 | Transient non-community | Groundwater |
| 49 | Snidas Corner Store | Somerset | 200 | Transient non-community | Groundwater |
| 50 | Glades Pike Estates MHP LLC | Somerset | 180 | Community | Groundwater |
All other water systems in Somerset County (52)
The remaining active systems filed under Somerset County, largest first, with the population each reports serving.
- Camp Soles175
- Sullivans Bar & Restaurant150
- Kc Food and Fuel Market150
- Teen Quest150
- Dawdy Coffee Haus150
- Somerset Christian School150
- Shortys Restaurant and Bar150
- Summit Country Market125
- Martin General Stores100
- Moo Echo Dairy100
- Lincoln Cafe100
- Hillbilly Haven of Fairhope100
- Tin Buc Tu100
- Laurel Mountain Village100
- Forbes Trail Brewing LLC100
- Springs Store100
- Country Cottage Restaurant100
- Geochemical Testing100
- Wilbur Community Water97
- Guy Chemical90
- Subhub Plus80
- Camp Albryoca80
- Traditions Restaurant75
- Camp Peniel75
- Pine Oaks Grove Campground75
- Stonebridge Gardens MHP75
- Milford Twp Munic Auth75
- New Lexington Market75
- Marts Mini Mart75
- Mtn View Christian Sch70
- Rest Assured Assisted Living70
- New Baltimore Sportsmen Assn50
- Ccnpa Laurelview50
- Ridge Church of the Brethren50
- The Yough Roadhouse50
- Shamrock Sporting Clays LLC50
- Wellersburg Vol Fire Co50
- Dough Girls LLC50
- Camp Harmony Rv Area50
- Berlin Brthvly Community Grove45
- Mccorkle Rv Park36
- Posey Corners Campground30
- Trent House Inn Market & Deli25
- New Centerville Fire Co25
- The Shepherds Farm25
- Somerset Cnty Quemahoning Syst25
- Country View Cafe25
- Kooser State Park25
- St Johns Parish Hall25
- Highlands Market25
- Somerfield South Rec Area25
- Laurel Hill State Park25
Somerset County water systems: frequently asked questions
How many public water systems are in Somerset County, Pennsylvania?
EPA's SDWIS records file 102 active public water systems under Somerset County, Pennsylvania: 33 community systems (32%), 7 non-transient non-community systems (6.9%) and 62 transient non-community systems (61%).
Who supplies drinking water in Somerset County, PA?
The largest community water systems filed under Somerset County are Windber Area Auth (9,463 people served), Conemaugh Twp Muni Auth (7,800 people served) and Somerset Boro Muni Water Auth (6,309 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 Somerset County's drinking water come from groundwater or surface water?
Of the 102 active public water systems in Somerset County, 90% draw mainly on groundwater and 9.8% on surface water, counting purchased supplies. The largest system, Windber Area Auth, uses groundwater.
Where can I find a water quality report for Somerset 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. 33 community systems are filed under Somerset 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 Somerset 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
- All Pennsylvania public water systems· 7,217 active
- Franklin County· 115 systems
- Lackawanna County· 113 systems
- Susquehanna County· 107 systems
- Lebanon County· 105 systems
- Cumberland County· 94 systems
- Perry County· 93 systems
- How to find out who supplies your drinking water
- How to find and read your annual water quality report
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 Somerset County, Pennsylvania”, https://aquacensus.com/water-systems/pennsylvania/somerset (data as of October 1, 2026).