Public water system · TX0030030
ActiveCity of Zavalla
At a glance
City of Zavalla (PWSID TX0030030) is an active community water system in Angelina County, Texas. It reports serving 880 people through 691 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, 4 are health-based, and the most recent began in May 2026.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
880
Service connections
691
Primary source
GU
Groundwater under influence of surface water
System type
CWS
Community water system
System record
How does City of Zavalla compare with other water systems in Angelina County?
By EPA's size categories, City of Zavalla is a small system (501 to 3,300 people). Angelina County has 26 active public water systems. Its population served is well below the county average of 3,962 people per system, and accounts for 0.9% of the 103,016 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 Zavalla 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 City of Zavalla?
EPA lists City of Zavalla 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. 17 of the 26 active systems in Angelina County (65%) are also owned by a local government.
Does City of Zavalla have drinking water violations?
Of the 12 most recent violations in EPA's records, 4 are health-based, and the most recent began in May 2026. The violations listed here began between October 2025 and May 2026. By type: 5 public notice, recordkeeping or other, 4 required treatment not met and 3 monitoring and reporting. The contaminant or rule involved most often is Public Notice (5 of them). EPA lists 10 as unaddressed and 2 as archived. Unaddressed means the violation is not resolved or archived and is not yet covered by formal enforcement. Archived means the violation was not marked resolved but is more than five years past the end of the noncompliance period, so it no longer counts toward current compliance status.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2026-05-23 | Required treatment not metTreatment Technique, Corrective/Expedited Actions (RTCR) · code 2C | Revised Total Coliform Rulecode 8000 | Yes | Unaddressed |
| 2026-05-01 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Unaddressed |
| 2026-04-24 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Unaddressed |
| 2026-04-24 | Required treatment not metTreatment Technique, Corrective/Expedited Actions (RTCR) · code 2C | Revised Total Coliform Rulecode 8000 | Yes | Unaddressed |
| 2026-04-02 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Unaddressed |
| 2026-04-01 | Monitoring and reportingLead Consumer Notice · code 66 | Lead and Copper Rulecode 5000 | No | Unaddressed |
| 2026-03-26 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Unaddressed |
| 2026-03-15 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Unaddressed |
| 2026-01-10 | Required treatment not metTreatment Technique, Level 2 Assessment (RTCR) · code 2B | Revised Total Coliform Rulecode 8000 | Yes | Unaddressed |
| 2025-12-01 | Monitoring and reportingMonitoring, Turbidity (Enhanced SWTR) · code 38 | Interim Enhanced Surface Water Treatment Rulecode 0300 | No | Archived |
| 2025-11-01 | Monitoring and reportingMonitoring, Turbidity (Enhanced SWTR) · code 38 | Interim Enhanced Surface Water Treatment Rulecode 0300 | No | Archived |
| 2025-10-01 | Required treatment not metOCCT/SOWT Study/Recommendation · code 57 | Lead and Copper Rulecode 5000 | Yes | Unaddressed |
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 Zavalla: frequently asked questions
Who runs City of Zavalla?
City of Zavalla (PWSID TX0030030) 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 Zavalla serve?
City of Zavalla reports serving 880 people through 691 service connections in Angelina County, Texas.
Where does City of Zavalla 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 City of Zavalla have any drinking water violations?
Of the 12 most recent violations in EPA's records, 4 are health-based, and the most recent began in May 2026. 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 Zavalla'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, 4 are health-based, and the most recent began in May 2026. 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 Zavalla's water quality report?
As a community water system, City of Zavalla 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 Angelina County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| City of Lufkin | Angelina | 51,236 | Community | Groundwater |
| Hudson WSC | Angelina | 10,907 | Community | Groundwater |
| Central Wcid of Angelina County | Angelina | 7,381 | Community | Groundwater |
| Four Way Sud | Angelina | 6,684 | Community | Groundwater |
| City of Diboll | Angelina | 5,207 | Community | Groundwater |
| Angelina WSC | Angelina | 3,479 | 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 Zavalla, PWSID TX0030030, Texas”, https://aquacensus.com/water-systems/texas/city-of-zavalla-tx0030030 (data as of October 1, 2026).