Public water system · TX2200001
ActiveCity of Arlington
At a glance
City of Arlington (PWSID TX2200001) is an active community water system in Tarrant County, Texas. It reports serving 413,955 people through 155,112 service connections. Its primary water source is surface water, and EPA lists it as owned by a local government. EPA's records list 3 violations for this system; 1 is health-based, and the most recent began in January 2020.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
413,955
Service connections
155,112
Primary source
SW
Surface water
System type
CWS
Community water system
System record
How does City of Arlington compare with other water systems in Tarrant County?
By EPA's size categories, City of Arlington is a very large system (more than 100,000 people). Tarrant County has 108 active public water systems, and City of Arlington is the 2nd-largest of them by population served. Its population served is about 21 times the county average of 19,687 people per system, and accounts for 19% of the 2,126,239 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 Arlington is about 62 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. Surface water means the system draws its water from rivers, lakes, streams or reservoirs. 328 Texas systems (4.6%) list surface water as their primary source.
Who owns and regulates City of Arlington?
EPA lists City of Arlington 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. 41 of the 108 active systems in Tarrant County (38%) are also owned by a local government.
Does City of Arlington have drinking water violations?
EPA's records list 3 violations for this system; 1 is health-based, and the most recent began in January 2020. The violations listed here began between March 2012 and January 2020. By type: 2 monitoring and reporting and 1 required treatment not met. The contaminants or rules involved are Lead and Copper Rule, Total coliform bacteria (TCR) and Interim Enhanced Surface Water Treatment Rule. EPA lists 3 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 |
|---|---|---|---|---|
| 2020-01-01 | Monitoring and reportingWater Quality Parameter M/R · code 53 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2015-08-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2012-03-01 | Required treatment not metMonthly Turbidity Exceed (Enhanced SWTR) · code 44 | Interim Enhanced Surface Water Treatment Rulecode 0300 | Yes | Resolved |
All 3 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 Arlington: frequently asked questions
Who runs City of Arlington?
City of Arlington (PWSID TX2200001) 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 Arlington serve?
City of Arlington reports serving 413,955 people through 155,112 service connections in Tarrant County, Texas.
Where does City of Arlington get its water?
EPA SDWIS lists this system's primary water source as surface water. Surface water means the system draws its water from rivers, lakes, streams or reservoirs.
Does City of Arlington have any drinking water violations?
EPA's records list 3 violations for this system; 1 is health-based, and the most recent began in January 2020. 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 Arlington'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 3 violations for this system; 1 is health-based, and the most recent began in January 2020. 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 Arlington's water quality report?
As a community water system, City of Arlington 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 Tarrant County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| City of Fort Worth | Tarrant | 955,900 | Community | Surface water |
| City of Mansfield | Tarrant | 89,227 | Community | Surface water |
| City of North Richland Hills | Tarrant | 74,859 | Community | Purchased surface water |
| City of Euless | Tarrant | 61,601 | Community | Purchased surface water |
| City of Grapevine | Tarrant | 52,346 | Community | Surface water |
| City of Bedford | Tarrant | 49,941 | 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, “City of Arlington, PWSID TX2200001, Texas”, https://aquacensus.com/water-systems/texas/city-of-arlington-tx2200001 (data as of October 1, 2026).