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Washington County, Texas — public water systems

At a glance

22 active public water systems are filed under Washington County, Texas in EPA's SDWIS records, together reporting 27,340 people served. The largest is City of Brenham, which reports serving 18,469 people. 10 are community water systems serving people where they live; the other 12 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

22

Population served

27.3K

Community systems

10

Groundwater share

90.9%

How does Washington County compare with other Texas counties?

Washington County has the 71st-most active public water systems among the 309 counties listed for active Texas systems in EPA records; among the 234 with 3 or more systems, the median has 12. Its systems report 27,340 people served in total, the 99th-largest county figure in the state and less than 0.1% of the statewide total. The average system here reports serving 1,243 people, well below the Texas average of 4,789. 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 Washington County's drinking water come from?

By primary water source, Washington County's active systems draw on groundwater (20, 91%), purchased surface water (1, 4.5%) and surface water (1, 4.5%). Overall, 91% rely mainly on groundwater (including purchased groundwater) and 9.1% on surface water, compared with 78% and 21% across Texas. Groundwater means the system draws its water from wells or springs fed by underground aquifers. The county's largest system, City of Brenham, draws primarily on surface water.

What kinds of water systems operate in Washington County?

Washington County's active systems break down as 10 community systems (45%), 2 non-transient non-community systems (9.1%) and 10 transient non-community systems (45%). 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 (68%), local government (23%) and federal government (9.1%).

Water systems in Washington County

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Active public water systems in Washington County, Texas
#Water systemCountyPopulation servedTypeSource
1City of BrenhamWashington18,469CommunitySurface water
2Northeast Washington CountyWashington3,219CommunityGroundwater
3Central Washington County WSCWashington2,270CommunityGroundwater
4Chappell Hill WSCWashington645CommunityGroundwater
5Oak Hill Fwsd 1Washington445CommunityGroundwater
6City of BurtonWashington315CommunityGroundwater
7Burton Truck StopWashington250Transient non-communityGroundwater
8Gun & Rod EstatesWashington219CommunityGroundwater
9Camp BlessingWashington210Non-transient non-communityGroundwater
10Starlite Mobile Home ParkWashington195CommunityGroundwater
11Camp for AllWashington180Transient non-communityGroundwater
12Milk and Honey RanchWashington151Transient non-communityGroundwater
13Bluebonnet Grove Rv ParkWashington140Transient non-communityGroundwater
14Live Oak Nudist ResortWashington130Transient non-communityGroundwater
15Lake Forest Water SystemWashington95CommunityGroundwater
16Artesian ParkWashington90Transient non-communityGroundwater
17Holiday Oaks SubdivisionWashington85CommunityGroundwater
18Uscoe Overlook Park 5Washington69Transient non-communityGroundwater
19Lake Somerville MarinaWashington60Transient non-communityGroundwater
20Uscoe Overlook Park 6Washington48Transient non-communityGroundwater
21Double R Brand FoodsWashington30Non-transient non-communityGroundwater
22Stallion Oilfield ServicesWashington25Transient non-communityPurchased surface water

Washington County water systems: frequently asked questions

How many public water systems are in Washington County, Texas?

EPA's SDWIS records file 22 active public water systems under Washington County, Texas: 10 community systems (45%), 2 non-transient non-community systems (9.1%) and 10 transient non-community systems (45%).

Who supplies drinking water in Washington County, TX?

The largest community water systems filed under Washington County are City of Brenham (18,469 people served), Northeast Washington County (3,219 people served) and Central Washington County WSC (2,270 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 Washington County's drinking water come from groundwater or surface water?

Of the 22 active public water systems in Washington County, 91% draw mainly on groundwater and 9.1% on surface water, counting purchased supplies. The largest system, City of Brenham, uses surface water.

Where can I find a water quality report for Washington 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. 10 community systems are filed under Washington 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 Washington 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 Texas 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 Washington County, Texas”, https://aquacensus.com/water-systems/texas/washington (data as of October 1, 2026).