Gonzales County, Texas — public water systems
At a glance
8 active public water systems are filed under Gonzales County, Texas in EPA's SDWIS records, together reporting 23,772 people served. The largest is Gonzales County WSC, which reports serving 10,350 people. 7 are community water systems serving people where they live; the other 1 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
8
Population served
23.8K
Community systems
7
Groundwater share
75%
How does Gonzales County compare with other Texas counties?
Gonzales County has the 151st-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 23,772 people served in total, the 109th-largest county figure in the state and less than 0.1% of the statewide total. The average system here reports serving 2,972 people, about 38% 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 Gonzales County's drinking water come from?
By primary water source, Gonzales County's active systems draw on groundwater (6, 75%), surface water (1, 13%) and purchased surface water (1, 13%). Overall, 75% rely mainly on groundwater (including purchased groundwater) and 25% 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, Gonzales County WSC, draws primarily on purchased surface water.
What kinds of water systems operate in Gonzales County?
Gonzales County's active systems break down as 7 community systems (88%) and 1 transient non-community systems (13%). 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 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 local government (63%) and private (38%).
Water systems in Gonzales County
🔒 Create a free account to export CSV| # | Water system | County | Population served | Type | Source |
|---|---|---|---|---|---|
| 1 | Gonzales County WSC | Gonzales | 10,350 | Community | Purchased surface water |
| 2 | City of Gonzales | Gonzales | 9,172 | Community | Surface water |
| 3 | City of Nixon | Gonzales | 2,378 | Community | Groundwater |
| 4 | City of Waelder | Gonzales | 970 | Community | Groundwater |
| 5 | City of Smiley | Gonzales | 458 | Community | Groundwater |
| 6 | Diamond A Goss Bar-B-Q | Gonzales | 206 | Transient non-community | Groundwater |
| 7 | Warm Springs Rehab Hospital | Gonzales | 201 | Community | Groundwater |
| 8 | Acts Tabernacle | Gonzales | 37 | Community | Groundwater |
Gonzales County water systems: frequently asked questions
How many public water systems are in Gonzales County, Texas?
EPA's SDWIS records file 8 active public water systems under Gonzales County, Texas: 7 community systems (88%) and 1 transient non-community systems (13%).
Who supplies drinking water in Gonzales County, TX?
The largest community water systems filed under Gonzales County are Gonzales County WSC (10,350 people served), City of Gonzales (9,172 people served) and City of Nixon (2,378 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 Gonzales County's drinking water come from groundwater or surface water?
Of the 8 active public water systems in Gonzales County, 75% draw mainly on groundwater and 25% on surface water, counting purchased supplies. The largest system, Gonzales County WSC, uses purchased surface water.
Where can I find a water quality report for Gonzales 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. 7 community systems are filed under Gonzales 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 Gonzales 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 Gonzales County, Texas”, https://aquacensus.com/water-systems/texas/gonzales (data as of October 1, 2026).