Public water system · TX2280002

Active

City of Trinity

At a glance

City of Trinity (PWSID TX2280002) is an active community water system in Trinity County, Texas. It reports serving 4,619 people through 2,614 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in September 2025.

Dataset updated October 2026 . Source: EPA SDWIS/ECHO public records.

Population served

4,619

Service connections

2,614

Primary source

Groundwater

System type

CWS

Community water system

System record

PWSIDTX2280002

System typeCommunity water system

Activity statusActive

Population served4,619

Service connections2,614

Primary water sourceGroundwater

Owner typeLocal government

Primacy agencyTX state drinking water program

City served—

StateTexas

ZIP—

CountyTrinity County

How does City of Trinity compare with other water systems in Trinity County?

By EPA's size categories, City of Trinity is a medium system (3,301 to 10,000 people). Trinity County has 21 active public water systems, and City of Trinity is the largest of them by population served. Its population served is about 4.4 times the county average of 1,043 people per system, and accounts for 21% of the 21,892 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 City of Trinity is about 31% 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 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 City of Trinity?

EPA lists City of Trinity 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. 13 of the 21 active systems in Trinity County (62%) are also owned by a local government.

Does City of Trinity have drinking water violations?

Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in September 2025. The violations listed here began between November 2021 and September 2025. By type: 6 public notice, recordkeeping or other, 3 monitoring and reporting and 3 monitoring. The contaminant or rule involved most often is Public Notice (6 of them). EPA lists 9 as resolved and 3 as unaddressed. 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. Unaddressed means the violation is not resolved or archived and is not yet covered by formal enforcement.

Began	Violation	Contaminant or rule	Health-based	Status
2025-09-30	Monitoring and reportingMonitoring, Source Water (GWR) · code 34	E. colicode 3014	No	Unaddressed
2025-06-30	Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75	Public Noticecode 7500	No	Unaddressed
2024-07-26	Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75	Public Noticecode 7500	No	Unaddressed
2024-01-01	Monitoring and reportingMonitoring and Reporting (DBP) · code 27	Chlorinecode 0999	No	Resolved
2023-02-01	Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75	Public Noticecode 7500	No	Resolved
2023-01-11	Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75	Public Noticecode 7500	No	Resolved
2023-01-01	Monitoring and reportingWater Quality Parameter M/R · code 53	Lead and Copper Rulecode 5000	No	Resolved
2022-12-01	Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75	Public Noticecode 7500	No	Resolved
2022-10-15	Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75	Public Noticecode 7500	No	Resolved
2022-01-01	MonitoringMonitoring, Routine (RTCR) · code 3A	Revised Total Coliform Rulecode 8000	No	Resolved
2021-12-01	MonitoringMonitoring, Routine (RTCR) · code 3A	Revised Total Coliform Rulecode 8000	No	Resolved
2021-11-01	MonitoringMonitoring, Routine (RTCR) · code 3A	Revised Total Coliform Rulecode 8000	No	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.

City of Trinity: frequently asked questions

Who runs City of Trinity?

City of Trinity (PWSID TX2280002) is a community water system owned by a local government. It is regulated by the TX state drinking water program.

How many people does City of Trinity serve?

City of Trinity reports serving 4,619 people through 2,614 service connections in Trinity County, Texas.

Where does City of Trinity 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 City of Trinity have any drinking water violations?

Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in September 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 City of Trinity'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, none is health-based, and the most recent began in September 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 City of Trinity's water quality report?

As a community water system, City of Trinity 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 Trinity County

Water system	County	Population served	Type	Source
Pennington WSC	Trinity	2,839	Community	Groundwater
Westwood Shores MUD	Trinity	2,125	Community	Purchased surface water
Trinity Rural WSC 1	Trinity	1,700	Community	Surface water
Glendale WSC	Trinity	1,458	Community	Groundwater
City of Groveton	Trinity	1,452	Community	Groundwater
Trinity Rural WSC 3	Trinity	1,428	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, “City of Trinity, PWSID TX2280002, Texas”, https://aquacensus.com/water-systems/texas/city-of-trinity-tx2280002 (data as of October 1, 2026).