Public water system · TX0610023
ActiveTown of Flower Mound
At a glance
Town of Flower Mound (PWSID TX0610023) is an active community water system in Denton County, Texas. It reports serving 80,000 people through 26,581 service connections. Its primary water source is purchased surface water, and EPA lists it as owned by a local government. EPA's records list 11 violations for this system; 1 is health-based, and the most recent began in July 2025.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
80,000
Service connections
26,581
Primary source
SWP
Purchased surface water
System type
CWS
Community water system
System record
How does Town of Flower Mound compare with other water systems in Denton County?
By EPA's size categories, Town of Flower Mound is a large system (10,001 to 100,000 people). Denton County has 88 active public water systems, and Town of Flower Mound is the 4th-largest of them by population served. Its population served is about 8.7 times the county average of 9,202 people per system, and accounts for 9.9% of the 809,752 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 Town of Flower Mound is about 12 times 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. Purchased surface water means the system buys surface water from another public water system rather than drawing its own. 1,192 Texas systems (17%) list purchased surface water as their primary source.
Who owns and regulates Town of Flower Mound?
EPA lists Town of Flower Mound 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. 43 of the 88 active systems in Denton County (49%) are also owned by a local government.
Does Town of Flower Mound have drinking water violations?
EPA's records list 11 violations for this system; 1 is health-based, and the most recent began in July 2025. The violations listed here began between June 1991 and July 2025. By type: 7 monitoring and reporting, 1 reporting, 1 monitoring, 1 public notice, recordkeeping or other and 1 contaminant level above the legal limit. The contaminant or rule involved most often is Chlorine (3 of them). EPA lists 9 as resolved and 2 as archived. 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. 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 |
|---|---|---|---|---|
| 2025-07-02 | ReportingNotification, Known or Potential LSL · code 4H | Lead and Copper Rule Revisionscode 5200 | No | Resolved |
| 2020-10-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Resolved |
| 2020-04-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Resolved |
| 2018-07-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2017-04-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Resolved |
| 2016-12-30 | Monitoring and reportingLead Consumer Notice · code 66 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2015-12-30 | Monitoring and reportingLead Consumer Notice · code 66 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2015-09-10 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2015-05-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 1991-06-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Archived |
| 1991-06-01 | Monitoring and reportingMonitoring, Repeat Major (TCR) · code 25 | Total coliform bacteria (TCR)code 3100 | No | Archived |
All 11 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.
Town of Flower Mound: frequently asked questions
Who runs Town of Flower Mound?
Town of Flower Mound (PWSID TX0610023) is a community water system owned by a local government. It is regulated by the TX state drinking water program.
How many people does Town of Flower Mound serve?
Town of Flower Mound reports serving 80,000 people through 26,581 service connections in Denton County, Texas.
Where does Town of Flower Mound get its water?
EPA SDWIS lists this system's primary water source as purchased surface water. Purchased surface water means the system buys surface water from another public water system rather than drawing its own.
Does Town of Flower Mound have any drinking water violations?
EPA's records list 11 violations for this system; 1 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 Town of Flower Mound'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. EPA's records list 11 violations for this system; 1 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 Town of Flower Mound's water quality report?
As a community water system, Town of Flower Mound 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 Denton County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| City of Denton | Denton | 150,037 | Community | Surface water |
| City of Lewisville | Denton | 140,880 | Community | Surface water |
| Mustang Sud | Denton | 110,826 | Community | Purchased surface water |
| City of the Colony | Denton | 45,367 | Community | Purchased surface water |
| Town of Little Elm | Denton | 41,000 | Community | Purchased surface water |
| City of Corinth | Denton | 23,213 | Community | Purchased surface water |
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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, “Town of Flower Mound, PWSID TX0610023, Texas”, https://aquacensus.com/water-systems/texas/town-of-flower-mound-tx0610023 (data as of October 1, 2026).