ALYESKA PIPELINE SERVICE CO
hazardous_liquid Incident — — May 25, 2010
Incident Information
| Incident Date | May 25, 2010 |
| Operator | ALYESKA PIPELINE SERVICE CO |
| Commodity | CRUDE OIL |
| Pipeline Type | hazardous_liquid |
Location
| State | |
| Coordinates | 63.93074, -145.76661 |
Cause
| Cause | INCORRECT OPERATION |
| Subcause | "TANK, VESSEL, OR SUMP/SEPARATOR ALLOWED OR CAUSED TO OVERFILL OR OVERFLOW" |
Casualties
| Fatalities | 0 |
| Injuries | 0 |
Costs
| Property Damage | $27,000,000 |
| Emergency Response | $1,700,000 |
| Other Costs | $0 |
Location Map
Incident Narrative
"ITEM A 14. THE PIPELINE WAS SHUTDOWN AT 09:02 FOR A PLANNED MAINTENANCE SHUTDOWN, SO WAS SHUTDOWN PRIOR TO THE ACCIDENT. THE ACCIDENT OCCURRED AT 11:00 AND THE PIPELINE THEN REMAINED SHUTDOWN UNTIL 16:40 ON MAY 28, AS A RESULT OF THE ACCIDENT. ON JUNE 24, 2011, THE ACCIDENT CAUSE HAS BEEN MODIFIED FROM ""EQUIPMENT FAILURE"" TO ""INCORRECT OPERATION"" AT THE REQUEST OF PHMSA WESTERN REGION. INCORRECT OPERATION WAS IDENTIFIED AS A CONTRIBUTING CAUSE OF THE INCIDENT, HOWEVER IT WAS NOT IDENTIFIED AS THE ROOT CAUSE IN ALYESKA'S INCIDENT INVESTIGATION."
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.