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
🔒 Create a free account to export CSV| # | Water system | County | Population served | Type | Source |
|---|---|---|---|---|---|
| 1 | Berryville, Town of | Clarke | 4,574 | Community | Surface water |
| 2 | Clarke County Sanitary Authority | Clarke | 1,287 | Community | Groundwater under influence of surface water |
| 3 | Mount Weather Emergency Operations Cente | Clarke | 700 | Non-transient non-community | Surface water |
| 4 | Shen-Valley Auction Co Inc. | Clarke | 500 | Transient non-community | Groundwater |
| 5 | Retreat | Clarke | 250 | Community | Groundwater |
| 6 | Keystone Baptist Church | Clarke | 175 | Non-transient non-community | Groundwater |
| 7 | Northern Virginia Lions Youth Camp | Clarke | 120 | Transient non-community | Groundwater |
| 8 | Twisted Oak Farm Brewery | Clarke | 106 | Transient non-community | Groundwater |
| 9 | Watermelon Park Campground | Clarke | 100 | Transient non-community | Groundwater |
| 10 | River Park | Clarke | 100 | Community | Groundwater |
| 11 | L`Auberge Provencale | Clarke | 100 | Transient non-community | Groundwater |
| 12 | Lone Oak Tavern, the | Clarke | 85 | Transient non-community | Groundwater |
| 13 | Calcagnini Contemplative Center | Clarke | 84 | Transient non-community | Groundwater |
| 14 | Pine Grove Restaurant | Clarke | 50 | Transient non-community | Groundwater |
| 15 | Blandy Experimental Farm | Clarke | 48 | Transient non-community | Groundwater |
| 16 | Blue Ridge Wildlife Center | Clarke | 35 | Transient non-community | Groundwater under influence of surface water |
| 17 | Jim'S Country Store | Clarke | 25 | Transient non-community | Groundwater |
| 18 | Bear'S Den Trail Center | Clarke | 25 | Transient non-community | Groundwater |
| 19 | Chilly Hollow Brewing | Clarke | 25 | Transient non-community | Groundwater |
| 20 | Berryville Moose Lodge | Clarke | 25 | Transient non-community | Groundwater |
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
- All Virginia public water systems· 2,420 active
- James City County· 21 systems
- Surry County· 21 systems
- Essex County· 21 systems
- Tazewell County· 20 systems
- Charles City County· 20 systems
- Halifax County· 20 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 Clarke County, Virginia”, https://aquacensus.com/water-systems/virginia/clarke (data as of October 1, 2026).