COUNTY WATER-SYSTEM LEDGER
Denton, Texas
EPA’s September 2026 export lists 30 active community water systems serving Denton, Texas, with 11 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
01 / SYSTEMS
Water systems serving Denton, Texas
EPA associates 30 covered systems with Denton, Texas; their reported population-served values total 780,997 and may overlap.
Ordered by reported population served. Open any record for separate health, monitoring, notice, other, and serious-violator flags.
| Water system | Population served | Primary source | Current export status |
|---|---|---|---|
| City Of DentonTX0610002 | 150,037 | Surface water | No current violation flagged |
| City Of LewisvilleTX0610004 | 140,880 | Surface water | No current violation flagged |
| Mustang SudTX0610036 | 110,826 | Surface water purchased | Other current violation flag |
| Town Of Flower MoundTX0610023 | 80,000 | Surface water purchased | No current violation flagged |
| City Of The ColonyTX0610081 | 45,367 | Surface water purchased | No current violation flagged |
| Town Of Little ElmTX0610035 | 41,000 | Surface water purchased | No current violation flagged |
| City Of CorinthTX0610065 | 23,213 | Surface water purchased | No current violation flagged |
| Lake Cities Municipal Utility AuthorityTX0610029 | 17,826 | Surface water purchased | No current violation flagged |
| City Of Highland VillageTX0610080 | 16,500 | Surface water purchased | Current monitoring/reporting flag |
| Trophy Club Mud 1TX0610018 | 13,649 | Surface water purchased | No current violation flagged |
| Denton County Fwsd 7TX0610228 | 13,325 | Surface water purchased | Current monitoring/reporting flag |
| Argyle WscTX0610019 | 12,720 | Surface water purchased | Current monitoring/reporting flag |
| Bolivar WscTX0610049 | 11,901 | Ground water | No current violation flagged |
| Town Of NorthlakeTX0610235 | 10,430 | Surface water purchased | No current violation flagged |
| City Of SangerTX0610006 | 10,166 | Surface water purchased | No current violation flagged |
| City Of RoanokeTX0610008 | 10,127 | Surface water purchased | No current violation flagged |
| Cross Timbers WscTX0610020 | 8,751 | Surface water purchased | Other current violation flag |
| City Of Pilot PointTX0610005 | 7,836 | Ground water | Current monitoring/reporting flag |
| City Of JustinTX0610003 | 7,537 | Surface water purchased | No current violation flagged |
| Town Of Providence VillageTX0610244 | 7,128 | Surface water purchased | No current violation flagged |
| City Of KrumTX0610007 | 6,062 | Surface water purchased | No current violation flagged |
| Frisco West WcidTX0610253 | 5,805 | Surface water purchased | No current violation flagged |
| Denton County Fwsd 11-ATX0610259 | 5,160 | Surface water purchased | Other current violation flag |
| Elm Ridge WcidTX0610261 | 5,061 | Surface water purchased | No current violation flagged |
| City Of AubreyTX0610001 | 4,058 | Ground water | No current violation flagged |
| Denton County Fwsd 11-BTX0610256 | 3,897 | Surface water purchased | Other current violation flag |
| Denton County Fwsd 8-BTX0610252 | 3,090 | Surface water purchased | Other current violation flag |
| City Of HackberryTX0610091 | 2,979 | Surface water purchased | Current monitoring/reporting flag |
| Denton County Fwsd 8-ATX0610258 | 2,955 | Surface water purchased | Other current violation flag |
| Town Of PonderTX0610039 | 2,711 | Ground water | No current violation flagged |
02 / SOURCE MIX
Primary water sources for Denton, Texas
EPA classifies 30 systems serving Denton, Texas across 3 primary-source categories; Surface water purchased is the largest category with 24 systems.
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.