# City Of Lancaster: 421-gallon sewage overflow (grease blockage) in Dallas County, TX

**Score:** 35/100

| Field | Value |
|---|---|
| Utility / system | City Of Lancaster |
| System type | City or other utility |
| TCEQ RN | RN101391415 |
| Volume | 421 gallons |
| Cause | GREASE BLOCKAGE |
| Source | Texas Commission on Environmental Quality (TCEQ) Sanitary Sewer Overflows (data.texas.gov) |
| County | Dallas |
| TCEQ region | Dfw Metroplex |
| Dates | 2026-07-07 |
| Reported | 2026-07-14 |
| Incident number | 464100 |

## Why this score
- Grease blockage: a fixable infrastructure cause.

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.