City page · Texas
Round Rock, Texas tap water
Round Rock, Texas is associated with 8 active community water system(s) in EPA SDWIS data (systems may serve multiple places or buy/sell water). The largest listed system by population served is CITY OF ROUND ROCK (130,662 people). Across those systems, this directory currently indexes 1 health-based violation record(s) in recent years. Private wells are not regulated like public systems and are not covered here.
Counties seen in EPA geo data: Hays, Travis, Williamson
Primary municipal water system
Texas EPA geographic extracts in this data quarter list county service areas, not city served. We feature the main City of Round Rock (or closest municipal) system first. Nearby MUDs and districts are listed separately below. Use your water bill/CCR to identify your exact PWSID.
| Utility | PWSID | Population | Primary source | Recent viol. indexed | Health-based |
|---|---|---|---|---|---|
| CITY OF ROUND ROCKPrimary | TX2460003 | 130,662 | Surface water (lakes/rivers) | 1 | 0 |
Other water systems in the area — 7 nearby MUD/district/other systems
These systems are associated with Round Rock by name/record-city heuristics or serve nearby districts. They are sorted by population served.
| Utility | PWSID | Population | Primary source | Recent viol. indexed | Health-based |
|---|---|---|---|---|---|
| BRUSHY CREEK MUD | TX2460061 | 18,314 | Surface water (lakes/rivers) | 2 | 0 |
| FERN BLUFF MUD | TX2460128 | 5,682 | Purchased surface water | 0 | 0 |
| HEADWATERS AT BARTON CREEK | TX1050184 | 2,315 | Purchased surface water | 1 | 0 |
| BLESSING MOBILE HOME PARK | TX2460031 | 1,518 | Purchased surface water | 13 | 1 |
| TRAVIS COUNTY MUD 18 | TX2270403 | 1,491 | Purchased surface water | 0 | 0 |
| WALSH RANCH MUD | TX2460160 | 714 | Purchased surface water | 0 | 0 |
| BARTON CREEK WSC | TX2270313 | 633 | Purchased surface water | 0 | 0 |
FAQs for Round Rock
Who provides tap water in Round Rock, TX?
The primary municipal system highlighted here is CITY OF ROUND ROCK (PWSID TX2460003). Round Rock may also have nearby MUDs, districts, or supply corporations; your bill or CCR names the system that serves your address.
How do I read health-based violations?
Health-based violations involve MCL, MRDL, or treatment technique issues. A past violation does not automatically mean current water is unsafe—check status, dates, and your utility’s public notices/CCR.
What about apartments or purchased water?
Some systems buy water from wholesalers. Your retail utility is still responsible for delivering finished water and issuing the CCR for customers.
Where can I get official documents?
Search your utility name + “Consumer Confidence Report”, check Texas Commission on Environmental Quality (TCEQ) drinking water resources, and use EPA’s ECHO detailed facility report links on each utility page.
EPA & data citations
- EPA ECHO SDWA Data Downloads — data dictionary & summary
- County geography from
SDWA_GEOGRAPHIC_AREAS.csv; city pages use municipal-name heuristics (Texas city-served fields are sparse) - Active community systems from
SDWA_PUB_WATER_SYSTEMS.csv - See also: Methodology