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Public water system record

City of Gonzales

Serves an area of Gonzales County, TX that includes Gonzales · 9,172 people served

Federal records show no health-based violations and 3 monitoring/reporting issues for City of Gonzales in the last ten years. At least one of these issues remains unresolved.

  • TX0890001
  • GONZALES
  • TX
  • 9,172 served

System profile

Source water Surface water
ZIP 78629
EPA system ID TX0890001

Verify this system on EPA ECHO →

Health-based violations, last 10 years
0
Resolved
0
Unresolved
0
Any acute record
No
Monitoring issues, last 10 years
3

Key facts

  • City of Gonzales draws water from 1 well and 2 surface water intakes.
  • Most recent formal enforcement: compliance order with a penalty by Texas, July 2015.
  • Record on file since 1992, with 9 health-based violations before October 19, 2016.
  • Lead pipe inventory: 0 lead and 0 unknown out of 3,091 service lines.

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Health-based violations

Since October 2016

Violation data reflects EPA records through March 2026. For the most current status, visit the EPA ECHO database.

None since October 2016.

Monitoring and reporting issues

Since October 2016

Missed tests or reports, not contaminants found above a limit.

Issue Start date Status
Lead and Copper Rule
Monitoring and reporting
 Dec 30, 2025 Active
E. coli
Monitoring and reporting
 Aug 10, 2022 Resolved
Revised Total Coliform Rule
Monitoring violation
 Oct 1, 2016 Resolved

Full record since 1992

EPA's records for City of Gonzales go back to 1992. Before October 19, 2016 they list 9 health-based violations (9 resolved) and 13 monitoring or reporting violations.

Violations that began in Health-based Monitoring and reporting
1990s 0 3
2000s 1 5
2010 to October 18, 2016 8 5
2020s 0 2

Most recent health-based violation before October 19, 2016: Haloacetic Acids (HAA5), began January 2015, Resolved.

Show all 9 health-based violations before October 19, 2016
Contaminant Start date Status
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.132 mg/L, federal limit 0.06 mg/L (2.2 times the limit)
 Jan 1, 2015 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.125 mg/L, federal limit 0.08 mg/L (1.6 times the limit)
 Jan 1, 2015 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.124 mg/L, federal limit 0.08 mg/L (1.6 times the limit)
 Oct 1, 2014 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.131 mg/L, federal limit 0.06 mg/L (2.2 times the limit)
 Oct 1, 2014 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.145 mg/L, federal limit 0.06 mg/L (2.4 times the limit)
 Jul 1, 2014 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.143 mg/L, federal limit 0.08 mg/L (1.8 times the limit)
 Jul 1, 2014 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.139 mg/L, federal limit 0.06 mg/L (2.3 times the limit)
 Apr 1, 2014 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.13 mg/L, federal limit 0.08 mg/L (1.6 times the limit)
 Apr 1, 2014 Resolved
Total Coliform
Contaminant limit exceeded
 Jul 1, 2006 Resolved

Enforcement actions

Texas regulators took 1 formal enforcement action against City of Gonzales in 2015. The most recent was a compliance order with a penalty in July 2015.

Date By Action Violations covered
Jul 10, 2015 Texas Compliance order with a penalty 8 violations (8 health-based): Haloacetic Acids (HAA5), Total Trihalomethanes (TTHMs)

Where the water comes from

City of Gonzales draws water from 1 well and 2 surface water intakes. 1 other community water system and 5 smaller public systems such as schools, businesses or campgrounds buy water from City of Gonzales.

Community systems that buy water from it

Annual water quality report

City of Gonzales must give its customers an annual water quality report (Consumer Confidence Report) by July 1, with the levels its tests found in the previous year.

Where the state allows it, systems serving fewer than 10,000 people may publish the report in a local newspaper or news site instead of mailing it, and must provide a copy on request.

Find a posted report with EPA's Consumer Confidence Report search

Testing your own water

To test the water at your tap, or a private well this record does not cover, use a laboratory certified for drinking water by Texas.

Certified drinking water labs by state EPA guidance for private wells