Public water system · TX0610235
ActiveTown of Northlake
At a glance
Town of Northlake (PWSID TX0610235) is an active community water system in Denton County, Texas. It reports serving 10,430 people through 7,212 service connections. Its primary water source is purchased surface water, and EPA lists it as owned by a local government. EPA's records list 6 violations for this system; none is health-based, and the most recent began in February 2019.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
10,430
Service connections
7,212
Primary source
SWP
Purchased surface water
System type
CWS
Community water system
System record
How does Town of Northlake compare with other water systems in Denton County?
By EPA's size categories, Town of Northlake is a large system (10,001 to 100,000 people). Denton County has 88 active public water systems. Its population served is about 13% above the county average of 9,202 people per system, and accounts for 1.3% 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 Northlake is about 56% above 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 Northlake?
EPA lists Town of Northlake 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 Northlake have drinking water violations?
EPA's records list 6 violations for this system; none is health-based, and the most recent began in February 2019. The violations listed here began between April 2009 and February 2019. By type: 5 monitoring and reporting and 1 monitoring. The contaminant or rule involved most often is Lead and Copper Rule (4 of them). EPA lists 6 as resolved. 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.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2019-02-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2017-07-01 | Monitoring and reportingWater Quality Parameter M/R · code 53 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2017-07-01 | Monitoring and reportingWater Quality Parameter M/R · code 53 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2017-07-01 | Monitoring and reportingWater Quality Parameter M/R · code 53 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2015-10-01 | Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2009-04-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Resolved |
All 6 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 Northlake: frequently asked questions
Who runs Town of Northlake?
Town of Northlake (PWSID TX0610235) 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 Northlake serve?
Town of Northlake reports serving 10,430 people through 7,212 service connections in Denton County, Texas.
Where does Town of Northlake 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 Northlake have any drinking water violations?
EPA's records list 6 violations for this system; none is health-based, and the most recent began in February 2019. 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 Northlake'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 6 violations for this system; none is health-based, and the most recent began in February 2019. 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 Northlake's water quality report?
As a community water system, Town of Northlake 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 |
| Town of Flower Mound | Denton | 80,000 | 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 |
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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 Northlake, PWSID TX0610235, Texas”, https://aquacensus.com/water-systems/texas/town-of-northlake-tx0610235 (data as of October 1, 2026).