# City Of Leander WWTP: 1,000,000-gallon sewage overflow (other / unknown) in Williamson County, TX

**Score:** 50/100

| Field | Value |
|---|---|
| Utility / system | City Of Leander WWTP |
| System type | Treatment plant (WWTP) |
| TCEQ RN | RN101917722 |
| Permits | WASTEWATER-PERMIT-WQ0012644001 |
| Volume | 1,000,000 gallons |
| Cause | OTHER |
| Source | Texas Commission on Environmental Quality (TCEQ) Sanitary Sewer Overflows (data.texas.gov) |
| County | Williamson |
| TCEQ region | Austin |
| Dates | 2026-07-24 |
| Reported | 2026-07-25 |
| Incident number | 462779 |

## Why this score
- 1,000,000 gallons: a major overflow.

Source: Texas Commission on Environmental Quality (TCEQ) Sanitary Sewer Overflows (data.texas.gov) (https://data.texas.gov/d/8kc5-95uk). Last refreshed: 2026-11-04T21:50:46.460Z.
From TCEQ Sanitary Sewer Overflow reports, which TCEQ publishes in monthly batches (recent weeks may not appear yet). Volumes are as reported by the utility and are often estimates. Utility/system level only. Verify with TCEQ.