COUNTY WATER-SYSTEM LEDGER

Dallas, Texas

EPA’s September 2026 export lists 27 active community water systems serving Dallas, Texas, with 9 current-violation flags and 0 serious-violator flags among the covered systems.

Source: EPA SDWIS system-search export · Active community systems serving 2,500+ people · Snapshot 13 Sep 2026

Systems27active CWS · pop. 2,500+

Population served3,004,624reported total; may overlap

Current violation flag33.3%9 systems

Serious-violator flag0.0%0 systems

01 / SYSTEMS

Water systems serving Dallas, Texas

EPA associates 27 covered systems with Dallas, Texas; their reported population-served values total 3,004,624 and may overlap.

Ordered by reported population served. Open any record for separate health, monitoring, notice, other, and serious-violator flags.

EPA community water systems serving Dallas, Texas
Water system	Population served	Primary source	Current export status
Dallas Water UtilityTX0570004	1,356,479	Surface water	No current violation flagged
City Of IrvingTX0570050	264,546	Surface water purchased	No current violation flagged
City Of GarlandTX0570010	248,822	Surface water purchased	No current violation flagged
City Of Grand PrairieTX0570048	201,843	Surface water purchased	No current violation flagged
City Of MesquiteTX0570014	152,020	Surface water purchased	No current violation flagged
City Of CarrolltonTX0570034	136,170	Surface water purchased	No current violation flagged
City Of RichardsonTX0570015	122,615	Surface water purchased	No current violation flagged
City Of RowlettTX0570056	68,123	Surface water purchased	No current violation flagged
City Of DesotoTX0570006	57,999	Surface water purchased	No current violation flagged
City Of Cedar HillTX0570036	50,904	Surface water purchased	Other current violation flag
City Of CoppellTX0570040	43,193	Surface water purchased	No current violation flagged
City Of LancasterTX0570013	40,449	Surface water purchased	Current monitoring/reporting flag
City Of Farmers BranchTX0570047	40,246	Surface water purchased	No current violation flagged
City Of DuncanvilleTX0570007	39,413	Surface water purchased	No current violation flagged
City Of SachseTX0570057	30,630	Surface water purchased	No current violation flagged
City Of Balch SpringsTX0570032	28,300	Surface water purchased	Other current violation flag
City Of University ParkTX0570061	25,617	Surface water purchased	No current violation flagged
City Of SeagovilleTX0570016	20,156	Surface water purchased	No current violation flagged
City Of Glenn HeightsTX0570085	18,718	Surface water purchased	Other current violation flag
Town Of AddisonTX0570031	17,257	Surface water purchased	No current violation flagged
Town Of Highland ParkTX0570049	8,959	Surface water purchased	Current monitoring/reporting flag
Town Of SunnyvaleTX0570059	8,839	Surface water purchased	No current violation flagged
City Of WilmerTX0570018	7,296	Surface water purchased	Current monitoring/reporting flag
City Of HutchinsTX0570012	5,902	Surface water purchased	Current monitoring/reporting flag
City Of Cockrell HillTX0570038	3,855	Surface water purchased	No current violation flagged
Combine WscTX0570039	3,588	Surface water purchased	Other current violation flag
Lancaster Mud 1TX0570176	2,685	Surface water purchased	Other current violation flag

02 / SOURCE MIX

Primary water sources for Dallas, Texas

EPA classifies 27 systems serving Dallas, Texas across 2 primary-source categories; Surface water purchased is the largest category with 26 systems.

Surface water purchased26 systems · 1,648,145 served

Surface water1 systems · 1,356,479 served

How to read the population total

It is the sum of each listed system's reported population served, not a census estimate. Service areas can overlap and some systems list multiple cities or counties.