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Public water system record

Rincon WSC

Serves an area of San Patricio County, TX that includes Morgan Farm, Loma Linda, Tradewinds and 3 more places · 5,034 people served

Federal records show 3 health-based violations and 4 monitoring/reporting issues for Rincon WSC in the last ten years. The most serious issue in this window was a resolved Total Trihalomethanes (TTHMs) violation.

  • TX2050078
  • TAFT
  • TX
  • 5,034 served

System profile

Source water Purchased surface water
ZIP 78390
EPA system ID TX2050078

Verify this system on EPA ECHO →

Health-based violations, last 10 years
3
Resolved
3
Unresolved
0
Any acute record
No
Monitoring issues, last 10 years
4

Key facts

  • Rincon WSC buys its water from San Patricio MWD.
  • Highest measured level in the last 10 years: Total Trihalomethanes (TTHMs), 0.091 mg/L, federal limit 0.08 mg/L (1.1 times the limit), 2021.
  • Most recent formal enforcement: compliance order (no penalty) by Texas, March 2024.
  • Record on file since 2015, with 0 health-based violations before October 19, 2016.
  • Lead pipe inventory: 0 lead and 5 unknown out of 1,678 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.

Contaminant Rule family Start date Status Acute
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.088 mg/L, federal limit 0.08 mg/L (1.1 times the limit)
 220 Jan 1, 2022 Resolved No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.091 mg/L, federal limit 0.08 mg/L (1.1 times the limit)
 220 Oct 1, 2021 Resolved No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.084 mg/L, federal limit 0.08 mg/L (1.1 times the limit)
 220 Jul 1, 2021 Resolved No

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
Consumer Confidence Rule
OTHER
 Jul 1, 2025 Active
Lead and Copper Rule
Monitoring and reporting
 Dec 30, 2019 Resolved
Chlorine
Monitoring and reporting
 Oct 1, 2019 Resolved

Full record since 2015

EPA's records for Rincon WSC go back to 2015. Before October 19, 2016 they list no health-based violations and 4 monitoring or reporting violations.

Violations that began in Health-based Monitoring and reporting
2010 to October 18, 2016 0 4
October 19, 2016 to 2019 0 2
2020s 3 2

Enforcement actions

Texas regulators took 1 formal enforcement action against Rincon WSC in 2024. The most recent was a compliance order (no penalty) in March 2024.

Date By Action Violations covered
Mar 12, 2024 Texas Compliance order (no penalty) 3 violations (3 health-based): Total Trihalomethanes (TTHMs)

What the violations mean

Total Trihalomethanes (TTHMs)

3 incidents

Disinfection byproduct levels exceeded the federal limit

Long-term TTHM exposure may increase bladder cancer risk

Where the water comes from

Rincon WSC buys its water from San Patricio MWD. It lists no wells or intakes of its own.

Buys water from

Annual water quality report

Rincon WSC 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