# Sims Bayou South Wastewater Treatment Facility: sewage overflow (grease blockage) in Harris County, TX

**Score:** 45/100

| Field | Value |
|---|---|
| Utility / system | Sims Bayou South Wastewater Treatment Facility |
| System type | Treatment plant (WWTP) |
| TCEQ RN | RN101612463 |
| Permits | STORMWATER-PERMIT-TXR05K065; WASTEWATER-PERMIT-WQ0010495002 |
| Cause | LINE BLOCKAGE (NON-GREASE) |
| Source | Texas Commission on Environmental Quality (TCEQ) Sanitary Sewer Overflows (data.texas.gov) |
| Receiving water | Contained On Site, not within 5 ft. of Bayou/Surface Water/ Drainage Ditch |
| County | Harris |
| TCEQ region | Houston |
| Dates | 2026-05-27 |
| Reported | 2026-06-02 |
| Incident number | 458833 |

## Why this score
- Grease blockage: a fixable infrastructure cause.
- Reached Contained On Site, not within 5 ft. of Bayou/Surface Water/ Drainage Ditch.

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.