COUNTY WATER-SYSTEM LEDGER
Grayson, Texas
EPA’s September 2026 export lists 17 active community water systems serving Grayson, Texas, with 4 current-violation flags and 1 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 Grayson, Texas
EPA associates 17 covered systems with Grayson, Texas; their reported population-served values total 134,433 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 ShermanTX0910006 | 43,645 | Surface water | No current violation flagged |
| City Of DenisonTX0910003 | 27,500 | Surface water | No current violation flagged |
| City Of Van AlstyneTX0910009 | 7,000 | Surface water purchased | No current violation flagged |
| Two Way SudTX0910022 | 6,804 | Ground water | No current violation flagged |
| South Grayson SudTX0910064 | 6,750 | Ground water | Current monitoring/reporting flag |
| City Of HoweTX0910013 | 4,548 | Surface water purchased | Other current violation flag |
| Tanglewood On TexomaTX0910052 | 4,341 | Surface water purchased | No current violation flagged |
| Luella SudTX0910032 | 4,200 | Ground water | No current violation flagged |
| City Of WhitesboroTX0910010 | 4,192 | Ground water | No current violation flagged |
| Kentuckytown WscTX0910060 | 4,083 | Ground water | No current violation flagged |
| Northwest Grayson County Wcid 1TX0910137 | 3,615 | Ground water | Current serious-violator flag |
| Oak Ridge South Gale WscTX0910033 | 3,153 | Surface water purchased | Other current violation flag |
| Starr WscTX0910046 | 3,100 | Ground water | No current violation flagged |
| Marilee ElmontTX0910055 | 3,021 | Ground water | No current violation flagged |
| City Of PottsboroTX0910004 | 2,874 | Surface water purchased | No current violation flagged |
| Pink Hill WscTX0910034 | 2,835 | Ground water | No current violation flagged |
| City Of GunterTX0910012 | 2,772 | Ground water | No current violation flagged |
02 / SOURCE MIX
Primary water sources for Grayson, Texas
EPA classifies 17 systems serving Grayson, Texas across 3 primary-source categories; Surface water is the largest category with 2 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.