ONEOK WESTEX TRANSMISSION, LLC
gas_transmission Incident — — April 26, 2011
Incident Information
| Incident Date | April 26, 2011 |
| Operator | ONEOK WESTEX TRANSMISSION, LLC |
| Commodity | NATURAL GAS |
| Pipeline Type | gas_transmission |
Location
| State | |
| Coordinates | 31.77944, -102.24111 |
Cause
| Cause | INCORRECT OPERATION |
| Subcause | OTHER INCORRECT OPERATION |
Casualties
| Fatalities | 0 |
| Injuries | 0 |
Costs
| Property Damage | $96,092 |
| Emergency Response | $500 |
| Other Costs | $0 |
Location Map
Incident Narrative
THE INCIDENT OCCURRED ON 26 APRIL 2011 AT APPROXIMATELY 0815 HOURS WHEN GAS RELEASED THROUGH AN OPEN FLANGE WAS INTRODUCED INTO THE COMPRESSOR AIR INTAKE AND SUBSEQUENTLY IGNITED INSIDE THE TURBOCHARGER, WHICH THEN FAILED AND CAUGHT FIRE. THE INVESTIGATION TO DATE INDICATES THAT ALL PROCESSES WERE NOT ADEQUATELY FOLLOWED BY THE PIPELINE OPERATOR. PURSUANT TO DOT REGULATIONS, THE PIPELINE OPERATOR WAS DISQUALIFIED IMMEDIATELY AFTER THE INCIDENT. THE INVESTIGATION TO DATE INDICATES THAT A COMPRESSOR FAILURE DID NOT CAUSE THE INCIDENT. SUPPLEMENTAL: UPDATED NUMBER EVACUATED, EQUIPMENT INSTALLATION YEAR, INCIDENT COSTS, AND PRESSURE AT TIME OF INCIDENT. INTERNAL INVESTIGATION CONFIRMED THE INCIDENT WAS CAUSED BY FAILURE TO FOLLOW APPROPRIATE OPERATING PROCEDURES AND WAS NOT ANY EQUIPMENT FAILURE.
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.