# City Of Magnolia WWTP: 500-gallon sewage overflow (grease blockage) in Montgomery County, TX

**Score:** 45/100

| Field | Value |
|---|---|
| Utility / system | City Of Magnolia WWTP |
| System type | Treatment plant (WWTP) |
| TCEQ RN | RN101919769 |
| Permits | WASTEWATER-EPA ID-TX0072702; WASTEWATER-PERMIT-WQ0014903001 |
| Volume | 500 gallons |
| Cause | LINE BLOCKAGE (NON-GREASE) |
| Source | Texas Commission on Environmental Quality (TCEQ) Sanitary Sewer Overflows (data.texas.gov) |
| Receiving water | Nearby Ditch |
| County | Montgomery |
| TCEQ region | Houston |
| Dates | 2026-05-12 |
| Reported | 2026-05-19 |
| Incident number | 458112 |

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