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Clarke County, Virginia — public water systems

At a glance

20 active public water systems are filed under Clarke County, Virginia in EPA's SDWIS records, together reporting 8,414 people served. The largest is Town of Berryville, which reports serving 4,574 people. 4 are community water systems serving people where they live; the other 16 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

20

Population served

8.4K

Community systems

4

Groundwater share

90%

How does Clarke County compare with other Virginia counties?

Clarke County has the 50th-most active public water systems among the 138 counties listed for active Virginia systems in EPA records; among the 99 with 3 or more systems, the median has 20. Its systems report 8,414 people served in total, the 62nd-largest county figure in the state and 0.1% of the statewide total. The average system here reports serving 421 people, well below the Virginia average of 3,122. 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 Clarke County's drinking water come from?

By primary water source, Clarke County's active systems draw on groundwater (16, 80%), surface water (2, 10%) and groundwater under influence of surface water (2, 10%). Overall, 90% rely mainly on groundwater (including purchased groundwater) and 10% on surface water, compared with 89% and 11% across Virginia. Groundwater means the system draws its water from wells or springs fed by underground aquifers. The county's largest system, Town of Berryville, draws primarily on surface water.

What kinds of water systems operate in Clarke County?

Clarke County's active systems break down as 4 community systems (20%), 2 non-transient non-community systems (10%) and 14 transient non-community systems (70%). 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 (80%), local government (10%), state government (5%) and federal government (5%).

Water systems in Clarke County

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Active public water systems in Clarke County, Virginia
#Water systemCountyPopulation servedTypeSource
1Berryville, Town ofClarke4,574CommunitySurface water
2Clarke County Sanitary AuthorityClarke1,287CommunityGroundwater under influence of surface water
3Mount Weather Emergency Operations CenteClarke700Non-transient non-communitySurface water
4Shen-Valley Auction Co Inc.Clarke500Transient non-communityGroundwater
5RetreatClarke250CommunityGroundwater
6Keystone Baptist ChurchClarke175Non-transient non-communityGroundwater
7Northern Virginia Lions Youth CampClarke120Transient non-communityGroundwater
8Twisted Oak Farm BreweryClarke106Transient non-communityGroundwater
9Watermelon Park CampgroundClarke100Transient non-communityGroundwater
10River ParkClarke100CommunityGroundwater
11L`Auberge ProvencaleClarke100Transient non-communityGroundwater
12Lone Oak Tavern, theClarke85Transient non-communityGroundwater
13Calcagnini Contemplative CenterClarke84Transient non-communityGroundwater
14Pine Grove RestaurantClarke50Transient non-communityGroundwater
15Blandy Experimental FarmClarke48Transient non-communityGroundwater
16Blue Ridge Wildlife CenterClarke35Transient non-communityGroundwater under influence of surface water
17Jim'S Country StoreClarke25Transient non-communityGroundwater
18Bear'S Den Trail CenterClarke25Transient non-communityGroundwater
19Chilly Hollow BrewingClarke25Transient non-communityGroundwater
20Berryville Moose LodgeClarke25Transient non-communityGroundwater

Clarke County water systems: frequently asked questions

How many public water systems are in Clarke County, Virginia?

EPA's SDWIS records file 20 active public water systems under Clarke County, Virginia: 4 community systems (20%), 2 non-transient non-community systems (10%) and 14 transient non-community systems (70%).

Who supplies drinking water in Clarke County, VA?

The largest community water systems filed under Clarke County are Town of Berryville (4,574 people served), Clarke County Sanitary Authority (1,287 people served) and Retreat (250 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 Clarke County's drinking water come from groundwater or surface water?

Of the 20 active public water systems in Clarke County, 90% draw mainly on groundwater and 10% on surface water, counting purchased supplies. The largest system, Town of Berryville, uses surface water.

Where can I find a water quality report for Clarke 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. 4 community systems are filed under Clarke 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 Clarke 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 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 Clarke County, Virginia”, https://aquacensus.com/water-systems/virginia/clarke (data as of October 1, 2026).