WILLIAMSON COUNTY MUD 11
Texas — Community Water System — PWSID: TX2460159
System Information
| PWSID | TX2460159 |
| System Name | WILLIAMSON COUNTY MUD 11 |
| System Type | Community Water System |
| Water Source | Surface Water Purchased |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 06 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Dec 23, 2009 |
| Last Reported | Mar 31, 2026 |
Location & Contact
| State | Texas |
| City | AUSTIN |
| ZIP Code | 78701-2156 |
| Address | 919 CONGRESS AVE STE 1500 |
| Organization | TILLMAN, ALAN, ROY |
| Phone | 512-518-2424 |
Population & Service
| Population Served | 4,248 |
| Service Connections | 1,416 |
Drinking Water Violations (2)
This water system has 2 violations recorded in the EPA SDWIS database.
| Begin Date | End Date | Contaminant | Category | Health-Based | Major | Measured | Federal MCL | State MCL | Status | Return to Compliance | Rule |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Dec 30, 2025 | — | MR | No | No | — | TT | — | Unaddressed | — | — | |
| Dec 30, 2013 | — | MR | No | No | — | TT | — | Resolved | Oct 26, 2016 | — |
About This Water System
Public water system data comes from the EPA Safe Drinking Water Information System (SDWIS). Systems with violations must notify customers. Contact your water utility for the latest annual water quality report.