Public water system · TX0280012
ActiveTri Community WSC
At a glance
Tri Community WSC (PWSID TX0280012) is an active community water system in Caldwell County, Texas. It reports serving 1,698 people through 566 service connections. Its primary water source is groundwater under influence of surface water, and EPA lists it as owned by a local government. Of the 12 most recent violations in EPA's records, 6 are health-based, and the most recent began in July 2020.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
1,698
Service connections
566
Primary source
GU
Groundwater under influence of surface water
System type
CWS
Community water system
System record
How does Tri Community WSC compare with other water systems in Caldwell County?
By EPA's size categories, Tri Community WSC is a small system (501 to 3,300 people). Caldwell County has 8 active public water systems, and Tri Community WSC is the 5th-largest of them by population served. Its population served is well below the county average of 5,876 people per system, and accounts for 3.6% of the 47,011 people reported by systems filed under the county. Across Texas, the 7,078 active systems average 4,789 people each. Nationally, the average active community water system reports serving 6,703 people, so Tri Community WSC is well below that figure.
What does “community water system” mean?
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. Texas has 4,594 active community water systems, 65% of the state's 7,078 active systems. Groundwater under the influence of surface water is well or spring water that the regulator has found to be affected by nearby surface water, so it is regulated under the surface-water treatment rules. 37 Texas systems (0.5%) list groundwater under influence of surface water as their primary source.
Who owns and regulates Tri Community WSC?
EPA lists Tri Community WSC as owned by a local government. The TX state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 8 of the 8 active systems in Caldwell County (100%) are also owned by a local government.
Does Tri Community WSC have drinking water violations?
Of the 12 most recent violations in EPA's records, 6 are health-based, and the most recent began in July 2020. The violations listed here began between January 2013 and July 2020. By type: 6 required treatment not met, 5 monitoring and reporting and 1 monitoring. The contaminant or rule involved most often is Long Term 2 Enhanced Surface Water Treatment Rule (6 of them). EPA lists 12 as resolved. Resolved means at least one resolving action is on record: the system returned to compliance, the rule no longer applies, or no further action was needed.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2020-07-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2019-12-30 | Monitoring and reportingLead Consumer Notice · code 66 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2015-12-30 | Monitoring and reportingLead Consumer Notice · code 66 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2015-10-01 | Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2014-02-01 | Monitoring and reportingMonitoring, Turbidity (Enhanced SWTR) · code 38 | Interim Enhanced Surface Water Treatment Rulecode 0300 | No | Resolved |
| 2014-01-01 | Monitoring and reportingMonitoring, Turbidity (Enhanced SWTR) · code 38 | Interim Enhanced Surface Water Treatment Rulecode 0300 | No | Resolved |
| 2013-06-01 | Required treatment not metTreatment Technique (SWTR and GWR) · code 41 | Long Term 2 Enhanced Surface Water Treatment Rulecode 0800 | Yes | Resolved |
| 2013-05-01 | Required treatment not metTreatment Technique (SWTR and GWR) · code 41 | Long Term 2 Enhanced Surface Water Treatment Rulecode 0800 | Yes | Resolved |
| 2013-04-01 | Required treatment not metTreatment Technique (SWTR and GWR) · code 41 | Long Term 2 Enhanced Surface Water Treatment Rulecode 0800 | Yes | Resolved |
| 2013-03-01 | Required treatment not metTreatment Technique (SWTR and GWR) · code 41 | Long Term 2 Enhanced Surface Water Treatment Rulecode 0800 | Yes | Resolved |
| 2013-02-01 | Required treatment not metTreatment Technique (SWTR and GWR) · code 41 | Long Term 2 Enhanced Surface Water Treatment Rulecode 0800 | Yes | Resolved |
| 2013-01-01 | Required treatment not metTreatment Technique (SWTR and GWR) · code 41 | Long Term 2 Enhanced Surface Water Treatment Rulecode 0800 | Yes | Resolved |
The 12 most recent violations in EPA's records, newest first.Labels and codes come from EPA's SDWIS reference tables. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found. "Health-based" marks violations of a legal limit or required treatment.
Tri Community WSC: frequently asked questions
Who runs Tri Community WSC?
Tri Community WSC (PWSID TX0280012) is a community water system owned by a local government. It is regulated by the TX state drinking water program.
How many people does Tri Community WSC serve?
Tri Community WSC reports serving 1,698 people through 566 service connections in Caldwell County, Texas.
Where does Tri Community WSC get its water?
EPA SDWIS lists this system's primary water source as groundwater under influence of surface water. Groundwater under the influence of surface water is well or spring water that the regulator has found to be affected by nearby surface water, so it is regulated under the surface-water treatment rules.
Does Tri Community WSC have any drinking water violations?
Of the 12 most recent violations in EPA's records, 6 are health-based, and the most recent began in July 2020. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found.
Is Tri Community WSC's water safe to drink?
AquaCensus shows EPA compliance records, not current water test results, so it cannot say whether the water is safe at a given moment. Of the 12 most recent violations in EPA's records, 6 are health-based, and the most recent began in July 2020. For current results, consult the system's annual water quality report, EPA ECHO, or the TX state drinking water program.
Where can I find Tri Community WSC's water quality report?
As a community water system, Tri Community WSC must deliver an annual water quality report, called a Consumer Confidence Report, to its customers by July 1 each year, covering the previous calendar year. The system can provide a copy on request.
Other water systems in Caldwell County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| City of Lockhart | Caldwell | 18,800 | Community | Purchased surface water |
| Maxwell Sud | Caldwell | 16,104 | Community | Purchased surface water |
| City of Luling | Caldwell | 7,364 | Community | Purchased surface water |
| Martindale WSC | Caldwell | 3,045 | Community | Purchased surface water |
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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, “Tri Community WSC, PWSID TX0280012, Texas”, https://aquacensus.com/water-systems/texas/tri-community-wsc-tx0280012 (data as of October 1, 2026).