MARKWEST LIBERTY MIDSTREAM & RESOURCES, LLC
hazardous_liquid Incident — — March 23, 2016
Incident Information
| Incident Date | March 23, 2016 |
| Operator | MARKWEST LIBERTY MIDSTREAM & RESOURCES, LLC |
| Commodity | HVL OR OTHER FLAMMABLE OR TOXIC FLUID WHICH IS A GAS AT AMBI |
| Pipeline Type | hazardous_liquid |
Location
| State | |
| Coordinates | 40.26519, -80.25989 |
Cause
| Cause | EQUIPMENT FAILURE |
| Subcause | NON-THREADED CONNECTION FAILURE |
Casualties
| Fatalities | 0 |
| Injuries | 0 |
Costs
| Property Damage | $9,000 |
| Emergency Response | $0 |
| Other Costs | $20,000 |
Location Map
Incident Narrative
AT 19:39 A LAB TECHNICIAN EN ROUTE TO RETRIEVE A PRODUCT SAMPLE IDENTIFIED A LEAK AT THE FILTER HOUSING AT THE MAJORSVILLE TO HOUSTON ETHANE METER SKID AND NOTIFIED THE CONTROL ROOM. AT 19:40 ADDITIONAL PERSONNEL ARRIVED TO ASSIST AND AT THE SAME TIME, THE ESD OPERATED DUE TO HIGH LEL. THE LEAK SOURCE WAS CONFIRMED TO BE THE MAJORSVILLE ETHANE FILTER HOUSING F-550 DOOR SEAL. DUE TO THE WIND DIRECTION, OPERATORS WERE ABLE TO SAFELY ENTER THE AREA AND CLOSE THE INLET AND DISCHARGE MANUAL VALVES TO ISOLATE THE LOCATION AND DEINVENTORY THE PRODUCT TO THE FLARE.
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.