Public water system · TX0010031
ActiveTdcj Coffield Unit
At a glance
Tdcj Coffield Unit (PWSID TX0010031) is an active community water system in Anderson County, Texas. It reports serving 7,965 people through 2,655 service connections. Its primary water source is groundwater, and EPA lists it as owned by a state government. Of the 12 most recent violations in EPA's records, 3 are health-based, and the most recent began in July 2025.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
7,965
Service connections
2,655
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Tdcj Coffield Unit compare with other water systems in Anderson County?
By EPA's size categories, Tdcj Coffield Unit is a medium system (3,301 to 10,000 people). Anderson County has 28 active public water systems, and Tdcj Coffield Unit is the 3rd-largest of them by population served. Its population served is about 155% above the county average of 3,118 people per system, and accounts for 9.1% of the 87,313 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 Tdcj Coffield Unit is about 19% above 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 means the system draws its water from wells or springs fed by underground aquifers. 5,215 Texas systems (74%) list groundwater as their primary source.
Who owns and regulates Tdcj Coffield Unit?
EPA lists Tdcj Coffield Unit as owned by a state 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. 3 of the 28 active systems in Anderson County (11%) are also owned by a state government.
Does Tdcj Coffield Unit have drinking water violations?
Of the 12 most recent violations in EPA's records, 3 are health-based, and the most recent began in July 2025. The violations listed here began between July 2015 and July 2025. By type: 5 monitoring and reporting, 2 public notice, recordkeeping or other, 2 required treatment not met, 1 reporting, 1 monitoring and 1 contaminant level above the legal limit. The contaminant or rule involved most often is Lead and Copper Rule (5 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 |
|---|---|---|---|---|
| 2025-07-01 | Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2025-04-01 | Monitoring and reportingLead Consumer Notice · code 66 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2024-12-01 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2024-10-17 | ReportingLSL Reporting · code 4G | Lead and Copper Rule Revisionscode 5200 | No | Resolved |
| 2024-10-17 | Required treatment not metLSL Inventory · code 2E | Lead and Copper Rule Revisionscode 5200 | Yes | Resolved |
| 2024-07-01 | Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2024-04-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2023-10-16 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2023-10-01 | Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2023-08-19 | Required treatment not metTreatment Technique, Level 1 Assessment (RTCR) · code 2A | Revised Total Coliform Rulecode 8000 | Yes | Resolved |
| 2020-12-30 | Monitoring and reportingLead Consumer Notice · code 66 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2015-07-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | 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.
Tdcj Coffield Unit: frequently asked questions
Who runs Tdcj Coffield Unit?
Tdcj Coffield Unit (PWSID TX0010031) is a community water system owned by a state government. It is regulated by the TX state drinking water program.
How many people does Tdcj Coffield Unit serve?
Tdcj Coffield Unit reports serving 7,965 people through 2,655 service connections in Anderson County, Texas.
Where does Tdcj Coffield Unit get its water?
EPA SDWIS lists this system's primary water source as groundwater. Groundwater means the system draws its water from wells or springs fed by underground aquifers.
Does Tdcj Coffield Unit have any drinking water violations?
Of the 12 most recent violations in EPA's records, 3 are health-based, and the most recent began in July 2025. 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 Tdcj Coffield Unit'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, 3 are health-based, and the most recent began in July 2025. For current results, consult the system's annual water quality report, EPA ECHO, or the TX state drinking water program.
Where can I find Tdcj Coffield Unit's water quality report?
As a community water system, Tdcj Coffield Unit 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 Anderson County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| City of Palestine | Anderson | 31,272 | Community | Surface water |
| Tdcj Beto Unit | Anderson | 8,148 | Community | Groundwater |
| Brushy Creek WSC | Anderson | 4,866 | Community | Groundwater |
| Walston Springs WSC | Anderson | 4,221 | Community | Groundwater |
| Four Pines WSC | Anderson | 3,603 | Community | Groundwater |
| Slocum WSC | Anderson | 3,120 | Community | Groundwater |
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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, “Tdcj Coffield Unit, PWSID TX0010031, Texas”, https://aquacensus.com/water-systems/texas/tdcj-coffield-unit-tx0010031 (data as of October 1, 2026).