State rankings
Texas water-system rankings
Lowest-scoring systems in Texas
Ranked lowest score first. Population shown for context.
1 CITY OF ABILENE ABILENE, TX · ~125,182 served 7 2 HAWLEY WSC HAWLEY, TX · ~8,436 served 10 3 CITY OF PFLUGERVILLE PFLUGERVILLE, TX · ~63,464 served 13 4 CITY OF BOERNE BOERNE, TX · ~24,769 served 14 5 CITY OF FORT WORTH FORT WORTH, TX · ~955,900 served 21 6 CITY OF TYE TYE, TX · ~1,176 served 24 7 POTOSI WSC ABILENE, TX · ~7,413 served 27 8 DYESS AIR FORCE BASE DYESS AFB, TX · ~7,183 served 32 9 TOWN OF ANTHONY ANTHONY, TX · ~5,555 served 33 10 CITY OF HALTOM CITY HALTOM CITY, TX · ~46,260 served 41 11 CITY OF CLYDE CLYDE, TX · ~3,820 served 42 12 439 WSC BELTON, TX · ~7,836 served 43 13 CITY OF HUNTSVILLE HUNTSVILLE, TX · ~48,522 served 55 14 MANVILLE WSC COUPLAND, TX · ~39,648 served 56 15 EULA WSC CLYDE, TX · ~3,918 served 57 16 SHARYLAND WSC MISSION, TX · ~68,562 served 62 17 CITY OF LIVINGSTON LIVINGSTON, TX · ~15,199 served 65 18 EL PASO WATER UTILITIES PUBLIC SERVICE B EL PASO, TX · ~747,168 served 66 19 JONAH WATER SUD HUTTO, TX · ~29,861 served 66 20 CITY OF TERRELL TERRELL, TX · ~18,432 served 67 21 CITY OF PORT LAVACA PORT LAVACA, TX · ~12,000 served 67 22 SPENCER ROAD PUD HOUSTON, TX · ~5,607 served 67 23 TANGLEWOOD ON TEXOMA AUSTIN, TX · ~4,341 served 67 24 CITY OF DUBLIN DUBLIN, TX · ~3,388 served 67 25 BROWNSVILLE PUBLIC UTILITIES BOARD BROWNSVILLE, TX · ~201,249 served 68
Highest-scoring large systems in Texas
Systems serving 10,000+ people with the best scores.
1 CITY OF HOUSTON HOUSTON, TX · ~2,970,543 served 100 2 SAN ANTONIO WATER SYSTEM SAN ANTONIO, TX · ~2,113,151 served 100 3 CITY OF CORPUS CHRISTI CORPUS CHRISTI, TX · ~318,387 served 100 4 CITY OF PLANO PLANO, TX · ~292,059 served 100 5 LUBBOCK PUBLIC WATER SYSTEM LUBBOCK, TX · ~275,041 served 100 6 CITY OF LAREDO LAREDO, TX · ~260,046 served 100 7 CITY OF GARLAND GARLAND, TX · ~248,822 served 100 8 CITY OF FRISCO FRISCO, TX · ~231,910 served 100
Scores reflect EPA public records (violations, enforcement, PFAS), are system-level, and can’t account for your home’s plumbing. See the methodology.