Public water system · TX0490040
ActiveWalnut Bend Isd
At a glance
Walnut Bend Isd (PWSID TX0490040) is an active community water system in Cooke County, Texas. It reports serving 162 people through 24 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, one is health-based, and the most recent began in July 2025.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
162
Service connections
24
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Walnut Bend Isd compare with other water systems in Cooke County?
By EPA's size categories, Walnut Bend Isd is a very small system (500 people or fewer). Cooke County has 25 active public water systems. Its population served is well below the county average of 1,791 people per system, and accounts for 0.4% of the 44,772 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 Walnut Bend Isd 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 Walnut Bend Isd?
EPA lists Walnut Bend Isd 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. 14 of the 25 active systems in Cooke County (56%) are also owned by a local government.
Does Walnut Bend Isd have drinking water violations?
Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in July 2025. The violations listed here began between April 2015 and July 2025. By type: 6 monitoring and reporting, 3 public notice, recordkeeping or other, 2 reporting and 1 required treatment not met. The contaminant or rule involved most often is Lead and Copper Rule (6 of them). EPA lists 11 as resolved and 1 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 |
|---|---|---|---|---|
| 2025-07-02 | 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 | 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 |
| 2023-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2022-01-30 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2021-12-30 | Monitoring and reportingLead Consumer Notice · code 66 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2020-12-30 | Monitoring and reportingLead Consumer Notice · code 66 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2020-10-01 | Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2017-12-30 | Monitoring and reportingLead Consumer Notice · code 66 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2016-12-30 | Monitoring and reportingLead Consumer Notice · code 66 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2015-04-01 | Monitoring and reportingLead Consumer Notice · code 66 | Lead and Copper Rulecode 5000 | 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.
Walnut Bend Isd: frequently asked questions
Who runs Walnut Bend Isd?
Walnut Bend Isd (PWSID TX0490040) is a community water system owned by a local government. It is regulated by the TX state drinking water program.
How many people does Walnut Bend Isd serve?
Walnut Bend Isd reports serving 162 people through 24 service connections in Cooke County, Texas.
Where does Walnut Bend Isd 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 Walnut Bend Isd have any drinking water violations?
Of the 12 most recent violations in EPA's records, one is 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 Walnut Bend Isd'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, one is 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 Walnut Bend Isd's water quality report?
As a community water system, Walnut Bend Isd 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 Cooke County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| City of Gainesville | Cooke | 18,107 | Community | Surface water |
| Woodbine Special Utility District | Cooke | 7,689 | Community | Groundwater |
| Mountain Springs WSC | Cooke | 3,756 | Community | Groundwater |
| Lake Kiowa Sud | Cooke | 2,848 | Community | Groundwater |
| City of Callisburg | Cooke | 2,277 | Community | Groundwater |
| City of Muenster | Cooke | 1,771 | 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, “Walnut Bend Isd, PWSID TX0490040, Texas”, https://aquacensus.com/water-systems/texas/walnut-bend-isd-tx0490040 (data as of October 1, 2026).