Public water system · TX2360009
ActivePhelps Sud
At a glance
Phelps Sud (PWSID TX2360009) is an active community water system in Walker County, Texas. It reports serving 1,900 people through 661 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, 2 are health-based, and the most recent began in April 2026.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
1,900
Service connections
661
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Phelps Sud compare with other water systems in Walker County?
By EPA's size categories, Phelps Sud is a small system (501 to 3,300 people). Walker County has 30 active public water systems, and Phelps Sud is the 4th-largest of them by population served. Its population served is about 20% below the county average of 2,361 people per system, and accounts for 2.7% of the 70,831 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 Phelps Sud 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 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 Phelps Sud?
EPA lists Phelps Sud 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 30 active systems in Walker County (43%) are also owned by a local government.
Does Phelps Sud have drinking water violations?
Of the 12 most recent violations in EPA's records, 2 are health-based, and the most recent began in April 2026. The violations listed here began between October 2019 and April 2026. By type: 4 public notice, recordkeeping or other, 4 monitoring and reporting, 2 reporting, 1 required treatment not met and 1 contaminant level above the legal limit. The contaminant or rule involved most often is Public Notice (4 of them). EPA lists 8 as resolved and 4 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 |
|---|---|---|---|---|
| 2026-04-16 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Unaddressed |
| 2025-07-02 | ReportingNotification, Known or Potential LSL · code 4H | Lead and Copper Rule Revisionscode 5200 | No | Unaddressed |
| 2025-05-15 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Unaddressed |
| 2024-10-17 | Required treatment not metLSL Inventory · code 2E | Lead and Copper Rule Revisionscode 5200 | Yes | Resolved |
| 2024-10-17 | ReportingLSL Reporting · code 4G | Lead and Copper Rule Revisionscode 5200 | No | Resolved |
| 2023-04-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Arseniccode 1005 | Yes | Resolved |
| 2022-04-02 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Unaddressed |
| 2021-04-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Resolved |
| 2021-01-16 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2020-12-30 | Monitoring and reportingLead Consumer Notice · code 66 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2019-10-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Haloacetic acids (HAA5)code 2456 | No | Resolved |
| 2019-10-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Total trihalomethanes (TTHM)code 2950 | 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.
Phelps Sud: frequently asked questions
Who runs Phelps Sud?
Phelps Sud (PWSID TX2360009) is a community water system owned by a local government. It is regulated by the TX state drinking water program.
How many people does Phelps Sud serve?
Phelps Sud reports serving 1,900 people through 661 service connections in Walker County, Texas.
Where does Phelps Sud 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 Phelps Sud have any drinking water violations?
Of the 12 most recent violations in EPA's records, 2 are health-based, and the most recent began in April 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 Phelps Sud'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, 2 are health-based, and the most recent began in April 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 Phelps Sud's water quality report?
As a community water system, Phelps Sud 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 Walker County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| City of Huntsville | Walker | 48,522 | Community | Purchased surface water |
| Riverside Sud | Walker | 6,246 | Community | Groundwater |
| Walker County Sud D | Walker | 2,184 | Community | Groundwater |
| Walker County Sud B Crabbs Prairie | Walker | 1,815 | Community | Groundwater |
| Walker County Sud C | Walker | 1,674 | Community | Groundwater |
| Walker County Sud A | Walker | 1,458 | 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, “Phelps Sud, PWSID TX2360009, Texas”, https://aquacensus.com/water-systems/texas/phelps-sud-tx2360009 (data as of October 1, 2026).