# Valero Corpus Christi Refinery East Plant: 42-gallon sewage overflow (equipment failure) in Nueces County, TX

**Score:** 35/100

| Field | Value |
|---|---|
| Utility / system | Valero Corpus Christi Refinery East Plant |
| System type | Treatment plant (WWTP) |
| TCEQ RN | RN109734897 |
| Permits | STORMWATER-PERMIT-TXR05FS91 |
| Volume | 42 gallons |
| Cause | EQUIPMENT FAILURE |
| Source | Texas Commission on Environmental Quality (TCEQ) Sanitary Sewer Overflows (data.texas.gov) |
| County | Nueces |
| TCEQ region | Corpus Christi |
| Dates | 2026-07-07 |
| Reported | 2026-07-07 |
| Incident number | 464363 |

## Why this score
- Equipment failure: 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: 2026-10-28T20:50:27.175Z.
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.