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Berkeley County, West Virginia — public water systems

At a glance

23 active public water systems are filed under Berkeley County, West Virginia in EPA's SDWIS records, together reporting 97,378 people served. The largest is Berkeley County Pswd-Potomac River, which reports serving 69,372 people. 13 are community water systems serving people where they live; the other 10 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

23

Population served

97.4K

Community systems

13

Groundwater share

95.7%

How does Berkeley County compare with other West Virginia counties?

Berkeley County has the 10th-most active public water systems among the 72 counties listed for active West Virginia systems in EPA records; among the 52 with 3 or more systems, the median has 10. Its systems report 97,378 people served in total, the 3rd-largest county figure in the state and 6.1% of the statewide total. The average system here reports serving 4,234 people, about twice the West Virginia average of 2,032. 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 Berkeley County's drinking water come from?

By primary water source, Berkeley County's active systems draw on groundwater (18, 78%), groundwater under influence of surface water (4, 17%) and surface water (1, 4.3%). Overall, 96% rely mainly on groundwater (including purchased groundwater) and 4.3% on surface water, compared with 65% and 35% across West Virginia. Groundwater means the system draws its water from wells or springs fed by underground aquifers. The county's largest system, Berkeley County Pswd-Potomac River, draws primarily on surface water.

What kinds of water systems operate in Berkeley County?

Berkeley County's active systems break down as 13 community systems (57%), 5 non-transient non-community systems (22%) and 5 transient non-community systems (22%). 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 (70%), local government (26%) and federal government (4.3%).

Water systems in Berkeley County

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Active public water systems in Berkeley County, West Virginia
#Water systemCountyPopulation servedTypeSource
1Berkeley County Pswd-Potomac RiverBerkeley69,372CommunitySurface water
2Martinsburg City ofBerkeley16,250CommunityGroundwater under influence of surface water
3Woods Home Owners Association 2Berkeley3,300CommunityGroundwater
4River Bend Membership CorporationBerkeley2,500Non-transient non-communityGroundwater
5Va Medical CenterBerkeley2,175CommunityGroundwater under influence of surface water
6Berkeley Co Pswd-Glenwood ForestBerkeley1,102CommunityGroundwater
7Rocky Glen Manufactured Housing CommunitBerkeley861CommunityGroundwater
8Faith Christian AcademyBerkeley330Non-transient non-communityGroundwater
9G and E MHPBerkeley235CommunityGroundwater under influence of surface water
10Wvaw - Valley Water and Sewer-DeerwoodBerkeley219CommunityGroundwater
11Springer Run Park LLCBerkeley150CommunityGroundwater
12Back Creek Valley ElementaryBerkeley150Non-transient non-communityGroundwater
13Cherry Run MHPBerkeley135CommunityGroundwater
14Chestnut Ridge Water SystemBerkeley104CommunityGroundwater
15Berkeley EstatesBerkeley94CommunityGroundwater
16Am-Vets Post 38Berkeley70Transient non-communityGroundwater
17Rocky Knoll ElementaryBerkeley68Non-transient non-communityGroundwater
18Green Frog, LLC.Berkeley60Transient non-communityGroundwater
19Judy Lynn MHPBerkeley53CommunityGroundwater
20Long Branch Saloon and GrillBerkeley50Transient non-communityGroundwater
21Appalachian Orchard CompanyBerkeley50Transient non-communityGroundwater
22Faith Christian Academy - Campus #2Berkeley25Non-transient non-communityGroundwater under influence of surface water
23Sonia'S Bar and GrillBerkeley25Transient non-communityGroundwater

Berkeley County water systems: frequently asked questions

How many public water systems are in Berkeley County, West Virginia?

EPA's SDWIS records file 23 active public water systems under Berkeley County, West Virginia: 13 community systems (57%), 5 non-transient non-community systems (22%) and 5 transient non-community systems (22%).

Who supplies drinking water in Berkeley County, WV?

The largest community water systems filed under Berkeley County are Berkeley County Pswd-Potomac River (69,372 people served), City of Martinsburg (16,250 people served) and Woods Home Owners Association 2 (3,300 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 Berkeley County's drinking water come from groundwater or surface water?

Of the 23 active public water systems in Berkeley County, 96% draw mainly on groundwater and 4.3% on surface water, counting purchased supplies. The largest system, Berkeley County Pswd-Potomac River, uses surface water.

Where can I find a water quality report for Berkeley 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. 13 community systems are filed under Berkeley 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 Berkeley 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 West Virginia 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 Berkeley County, West Virginia”, https://aquacensus.com/water-systems/west-virginia/berkeley (data as of October 1, 2026).