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Prince George's County, Maryland — public water systems

At a glance

31 active public water systems are filed under Prince George's County, Maryland in EPA's SDWIS records, together reporting 30,750 people served. The largest is City of Bowie, which reports serving 25,000 people. 3 are community water systems serving people where they live; the other 28 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

31

Population served

30.8K

Community systems

3

Groundwater share

100%

How does Prince George's County compare with other Maryland counties?

Prince George's County has the 22nd-most active public water systems among the 60 counties listed for active Maryland systems in EPA records; among the 27 with 3 or more systems, the median has 78. Its systems report 30,750 people served in total, the 17th-largest county figure in the state and 0.5% of the statewide total. The average system here reports serving 992 people, about half of the Maryland average of 1,947. 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 Prince George's County's drinking water come from?

By primary water source, Prince George's County's active systems draw on groundwater (31, 100%). Overall, all rely mainly on groundwater (including purchased groundwater) and none on surface water, compared with 97% and 2.6% across Maryland. Groundwater means the system draws its water from wells or springs fed by underground aquifers. The county's largest system, City of Bowie, draws primarily on groundwater.

What kinds of water systems operate in Prince George's County?

Prince George's County's active systems break down as 3 community systems (9.7%), 6 non-transient non-community systems (19%) and 22 transient non-community systems (71%). 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 (58%), local government (26%), federal government (9.7%) and state government (6.5%).

Water systems in Prince George's County

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Active public water systems in Prince George's County, Maryland
#Water systemCountyPopulation servedTypeSource
1City of BowiePrince George's25,000CommunityGroundwater
2U.S.D.A. Agricultural Research CenterPrince George's1,400Non-transient non-communityGroundwater
3Cedarville Mobile Home ParkPrince George's780CommunityGroundwater
4Patuxent River Park Aquasco, Girl ScoutPrince George's500Transient non-communityGroundwater
5Fast Fuels Gas StationPrince George's300Transient non-communityGroundwater
6Calvert ManorPrince George's300CommunityGroundwater
7Baden ElementaryPrince George's300Non-transient non-communityGroundwater
8Greater Mt. Nebo A.M.E. ChurchPrince George's202Transient non-communityGroundwater
9Baden Vol Fire DeptPrince George's200Transient non-communityGroundwater
10Patuxent River 4-H CenterPrince George's200Transient non-communityGroundwater
11Tall Oaks Vocational SchoolPrince George's135Non-transient non-communityGroundwater
12Federal Law Enforcement Training CenterPrince George's120Non-transient non-communityGroundwater
13Cedarville State ForestPrince George's106Transient non-communityGroundwater
14S.H.A. - Marlboro ShopPrince George's102Transient non-communityGroundwater
15Beall Funeral HomePrince George's100Transient non-communityGroundwater
16301 BpPrince George's100Transient non-communityGroundwater
17Knights of ColumbusPrince George's100Transient non-communityGroundwater
18Moyaone Association PoolPrince George's85Transient non-communityGroundwater
19Patuxent River 4-H CabinsPrince George's80Transient non-communityGroundwater
20Patuxent River Pk Off, Jug Bay-Gun ClubPrince George's75Transient non-communityGroundwater
21Patuxent River Park Group CampPrince George's75Transient non-communityGroundwater
22Fairhaven SchoolPrince George's70Non-transient non-communityGroundwater
23National Colonial Farm (Accokeek Fnd.)Prince George's65Transient non-communityGroundwater
24Merkle Wildlife Sanctuary and Visitor CtPrince George's57Transient non-communityGroundwater
25Babes Boys TavernPrince George's50Transient non-communityGroundwater
26Moores Country StorePrince George's50Transient non-communityGroundwater
27William Schmidt Outdoor CenterPrince George's50Transient non-communityGroundwater
28Bragg MotelPrince George's50Transient non-communityGroundwater
29Alice Ferguson FoundationPrince George's41Transient non-communityGroundwater
30Wssc-Western BranchPrince George's32Non-transient non-communityGroundwater
31Richards Office ParkPrince George's25Transient non-communityGroundwater

Prince George's County water systems: frequently asked questions

How many public water systems are in Prince George's County, Maryland?

EPA's SDWIS records file 31 active public water systems under Prince George's County, Maryland: 3 community systems (9.7%), 6 non-transient non-community systems (19%) and 22 transient non-community systems (71%).

Who supplies drinking water in Prince George's County, MD?

The largest community water systems filed under Prince George's County are City of Bowie (25,000 people served), Cedarville Mobile Home Park (780 people served) and Calvert Manor (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 Prince George's County's drinking water come from groundwater or surface water?

Of the 31 active public water systems in Prince George's County, all draw mainly on groundwater and none on surface water, counting purchased supplies. The largest system, City of Bowie, uses groundwater.

Where can I find a water quality report for Prince George's 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. 3 community systems are filed under Prince George's 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 Prince George's 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 Maryland 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 Prince George's County, Maryland”, https://aquacensus.com/water-systems/maryland/prince-george-s (data as of October 1, 2026).