# Ascend Performance Materials Chocolate Bayou Plant: 50-gallon sewage overflow (line break) in Brazoria County, TX

**Score:** 35/100

| Field | Value |
|---|---|
| Utility / system | Ascend Performance Materials Chocolate Bayou Plant |
| System type | Treatment plant (WWTP) |
| TCEQ RN | RN100238682 |
| Permits | STORMWATER-PERMIT-TXR05BQ25; WASTEWATER-PERMIT-WQ0000001000 |
| Volume | 50 gallons |
| Cause | LINE BREAK |
| Source | Texas Commission on Environmental Quality (TCEQ) Sanitary Sewer Overflows (data.texas.gov) |
| County | Brazoria |
| TCEQ region | Houston |
| Dates | 2026-08-15 |
| Reported | 2026-08-18 |
| Incident number | 464204 |

## Why this score
- Line break: 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.