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Caroline County, Virginia — public water systems

At a glance

30 active public water systems are filed under Caroline County, Virginia in EPA's SDWIS records, together reporting 6,432 people served. The largest is Four Winds Campground, which reports serving 2,065 people. 8 are community water systems serving people where they live; the other 22 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

30

Population served

6.4K

Community systems

8

Groundwater share

100%

How does Caroline County compare with other Virginia counties?

Caroline County has the 26th-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 6,432 people served in total, the 64th-largest county figure in the state and less than 0.1% of the statewide total. The average system here reports serving 214 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 Caroline County's drinking water come from?

By primary water source, Caroline County's active systems draw on groundwater (30, 100%). Overall, all rely mainly on groundwater (including purchased groundwater) and none 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, Four Winds Campground, draws primarily on groundwater.

What kinds of water systems operate in Caroline County?

Caroline County's active systems break down as 8 community systems (27%), 8 non-transient non-community systems (27%) and 14 transient non-community systems (47%). 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 (77%), federal government (10%), local government (10%) and state government (3.3%).

Water systems in Caroline County

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Active public water systems in Caroline County, Virginia
#Water systemCountyPopulation servedTypeSource
1Four Winds CampgroundCaroline2,065CommunityGroundwater
2Bowling Green, Town ofCaroline1,233CommunityGroundwater
3Peumansend Creek Regional JailCaroline396Non-transient non-communityGroundwater
4Port Royal, Town ofCaroline327CommunityGroundwater
5HornesCaroline275Transient non-communityGroundwater
6Cedar Ridge MHPCaroline200CommunityGroundwater
7Fort Ap Hill - HeadquartersCaroline180Non-transient non-communityGroundwater
8Caroline Correctional Unit #2Caroline175CommunityGroundwater
9Lakeshore MHPCaroline150CommunityGroundwater
10The Carmel School at Ruther GlenCaroline150Non-transient non-communityGroundwater
11Fort Ap Hill- EodCaroline138Non-transient non-communityGroundwater
12Hidden Acres Family CampgroundCaroline135Transient non-communityGroundwater
13Glen Meadows Mobile Home ParkCaroline129CommunityGroundwater
14Four Winds ClubhouseCaroline100Transient non-communityGroundwater
15Camp Twenty Three Twelve, LLCCaroline100Transient non-communityGroundwater
16Pendleton Golf ClubCaroline100Transient non-communityGroundwater
17Warriors Heart VirginiaCaroline90Non-transient non-communityGroundwater
18Williamsburg Millwork CorporationCaroline75Non-transient non-communityGroundwater
19Tidewater MHPCaroline60CommunityGroundwater
20Fort A P Hill - Central CampCaroline60Non-transient non-communityGroundwater
21Miss Alyson'S LLCCaroline48Non-transient non-communityGroundwater
22Blue IrisCaroline40Transient non-communityGroundwater
23Dyson'SCaroline30Transient non-communityGroundwater
24Fort Ap Hill- RappahannockCaroline26Transient non-communityGroundwater
25Fort Ap Hill- Quartermaster TtbCaroline25Transient non-communityGroundwater
26Fort Ap Hill- Sage TtbCaroline25Transient non-communityGroundwater
27Mattaponi Springs Golf CourseCaroline25Transient non-communityGroundwater
28Fort Ap Hill- 1200 Meter RangeCaroline25Transient non-communityGroundwater
29Nps - Jackson ShrineCaroline25Transient non-communityGroundwater
30Fort Ap Hill- Warrior TtbCaroline25Transient non-communityGroundwater

Caroline County water systems: frequently asked questions

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

EPA's SDWIS records file 30 active public water systems under Caroline County, Virginia: 8 community systems (27%), 8 non-transient non-community systems (27%) and 14 transient non-community systems (47%).

Who supplies drinking water in Caroline County, VA?

The largest community water systems filed under Caroline County are Four Winds Campground (2,065 people served), Town of Bowling Green (1,233 people served) and Town of Port Royal (327 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 Caroline County's drinking water come from groundwater or surface water?

Of the 30 active public water systems in Caroline County, all draw mainly on groundwater and none on surface water, counting purchased supplies. The largest system, Four Winds Campground, uses groundwater.

Where can I find a water quality report for Caroline 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 Caroline 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 Caroline 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 Caroline County, Virginia”, https://aquacensus.com/water-systems/virginia/caroline (data as of October 1, 2026).