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Public water system record

City of Three Rivers

Serves an area of Live Oak County and McMullen County, TX that includes Three Rivers · 4,428 people served

Federal records show no health-based violations and 11 monitoring/reporting issues for City of Three Rivers in the last ten years. At least one of these issues remains unresolved.

  • TX1490002
  • THREE RIVERS
  • TX
  • 4,428 served

System profile

Source water Surface water
ZIP 78071
EPA system ID TX1490002

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
11

Key facts

  • City of Three Rivers draws water from 1 well and 2 surface water intakes (2 of them for emergency, seasonal or other part-time use).
  • Most recent formal enforcement: compliance order with a penalty by Texas, March 2005.
  • Record on file since 1991, with 19 health-based violations before October 19, 2016.
  • Lead pipe inventory: 0 lead and 1,543 unknown out of 1,546 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
Surface Water Treatment Rule
Monitoring and reporting
 Oct 1, 2025 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Interim Enhanced Surface Water Treatment Rule
Monitoring and reporting
 Oct 1, 2025 Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
Public Notice
OTHER
 Aug 25, 2025 Resolved
Interim Enhanced Surface Water Treatment Rule
Monitoring and reporting
 Aug 1, 2025 Resolved
Interim Enhanced Surface Water Treatment Rule
Monitoring and reporting
 Jun 1, 2024 Resolved
Consumer Confidence Rule
OTHER
 Jul 1, 2023 Resolved
Lead and Copper Rule
Monitoring and reporting
 Dec 30, 2021 Active
Revised Total Coliform Rule
Monitoring violation
 Jul 1, 2021 Resolved
Public Notice
OTHER
 Mar 20, 2021 Active
Public Notice
OTHER
 Mar 20, 2021 Resolved
Surface Water Treatment Rule
Monitoring and reporting
 Feb 1, 2021 Resolved

Full record since 1991

EPA's records for City of Three Rivers go back to 1991. Before October 19, 2016 they list 19 health-based violations (19 resolved) and 3 monitoring or reporting violations.

Violations that began in Health-based Monitoring and reporting
1990s 0 1
2000s 18 2
2010 to October 18, 2016 1 0
2020s 0 11

Most recent health-based violation before October 19, 2016: Interim Enhanced Surface Water Treatment Rule (acute), began November 2011, Resolved.

Show all 19 health-based violations before October 19, 2016
Contaminant Start date Status
Interim Enhanced Surface Water Treatment Rule (acute)
Treatment technique failure
 Nov 1, 2011 Resolved
Interim Enhanced Surface Water Treatment Rule (acute)
Treatment technique failure
 Mar 1, 2006 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.094 mg/L, federal limit 0.08 mg/L (1.2 times the limit)
 Jan 1, 2006 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.154 mg/L, federal limit 0.08 mg/L (1.9 times the limit)
 Oct 1, 2005 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.085 mg/L, federal limit 0.06 mg/L (1.4 times the limit)
 Oct 1, 2005 Resolved
Interim Enhanced Surface Water Treatment Rule (acute)
Treatment technique failure
 Jul 1, 2005 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.246 mg/L, federal limit 0.08 mg/L (3.1 times the limit)
 Jul 1, 2005 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.139 mg/L, federal limit 0.06 mg/L (2.3 times the limit)
 Jul 1, 2005 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.355 mg/L, federal limit 0.08 mg/L (4.4 times the limit)
 Apr 1, 2005 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.164 mg/L, federal limit 0.06 mg/L (2.7 times the limit)
 Apr 1, 2005 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.233 mg/L, federal limit 0.06 mg/L (3.9 times the limit)
 Jan 1, 2005 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.47 mg/L, federal limit 0.08 mg/L (5.9 times the limit)
 Jan 1, 2005 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.239 mg/L, federal limit 0.06 mg/L (4 times the limit)
 Oct 1, 2004 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.367 mg/L, federal limit 0.08 mg/L (4.6 times the limit)
 Jul 1, 2004 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.177 mg/L, federal limit 0.06 mg/L (3 times the limit)
 Jul 1, 2004 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.249 mg/L, federal limit 0.08 mg/L (3.1 times the limit)
 Apr 1, 2004 Resolved
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.144 mg/L, federal limit 0.06 mg/L (2.4 times the limit)
 Apr 1, 2004 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.088 mg/L, federal limit 0.08 mg/L (1.1 times the limit)
 Jan 1, 2004 Resolved
Interim Enhanced Surface Water Treatment Rule (acute)
Treatment technique failure
 Sep 1, 2003 Resolved

Enforcement actions

Texas regulators took 2 formal enforcement actions against City of Three Rivers between 2004 and 2005. The most recent was a compliance order with a penalty in March 2005.

Date By Action Violations covered
Mar 3, 2005 Texas Compliance order with a penalty 15 violations (15 health-based): Haloacetic Acids (HAA5), Total Trihalomethanes (TTHMs)
Jul 21, 2004 Texas Compliance order with a penalty 1 violation (1 health-based): Total Trihalomethanes (TTHMs)

Where the water comes from

City of Three Rivers draws water from 1 well and 2 surface water intakes (2 of them for emergency, seasonal or other part-time use).

Annual water quality report

City of Three Rivers 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