FLINT HILLS RESOURCES, LC
hazardous_liquid Incident — — April 23, 2018
Incident Information
| Incident Date | April 23, 2018 |
| Operator | FLINT HILLS RESOURCES, LC |
| Commodity | HVL OR OTHER FLAMMABLE OR TOXIC FLUID WHICH IS A GAS AT AMBI |
| Pipeline Type | hazardous_liquid |
Location
| State | |
| Coordinates | 30.15493, -94.42341 |
Cause
| Cause | EQUIPMENT FAILURE |
| Subcause | OTHER EQUIPMENT FAILURE |
Casualties
| Fatalities | 0 |
| Injuries | 0 |
Costs
| Property Damage | $90,000 |
| Emergency Response | $0 |
| Other Costs | $1,278 |
Location Map
Incident Narrative
ON 4-23-18 AT 08:00, OPERATIONS PERSONNEL WERE ATTEMPTING TO COMPLETE AN LDAR REPAIR ON THE BLOCK VALVE AUXILIARY BLOW DOWN FITTING ON THE BODY OF THE P/L 503 TRAP BYPASS VALVE. THE BALL CHECK VALVE INSIDE THE FITTING FAILED TO SEAL/SEAT, RESULTING IN A RELEASE OF ETHYLENE. THE SURROUNDING AREA WAS ISOLATED AND AIR MONITORING INITIATED. BASED ON AIR MONITORING TWO HOUSES WERE EVACUATED. 911 WAS CALLED AND NRC WAS NOTIFIED AT APPROXIMATELY 08:55. THE TEXAS RAILROAD COMMISSION PIPELINE SAFETY DIVISION WAS ALSO NOTIFIED. THE PIPELINE SEGMENT WAS ISOLATED AND WATER SPRAY INITIATED ON THE RELEASE TO KEEP EMISSIONS DOWN. A FLARE WAS SET UP ON THE DOWNSTREAM VALVE SITE TO REDUCE PRESSURE AND EMISSIONS ON THE LINE SEGMENT. ONCE PRESSURE WAS REDUCED, REPAIR PERSONNEL CLOSED THE VALVE AND REPLACED THE AUXILIARY BLOW DOWN FITTING WITH A VALVE AND PLUG. THE PIPELINE SEGMENT WAS RESTARTED THE NEXT DAY AT 10:30.
About This Pipeline Incident
Pipeline incident data is reported to the Pipeline and Hazardous Materials Safety Administration (PHMSA). All significant incidents involving fatalities, injuries, or property damage over $50,000 must be reported.