CHEVRON MIDSTREAM PIPELINES LLC
hazardous_liquid Incident — — March 12, 2013
Incident Information
| Incident Date | March 12, 2013 |
| Operator | CHEVRON MIDSTREAM PIPELINES LLC |
| Commodity | HVL OR OTHER FLAMMABLE OR TOXIC FLUID WHICH IS A GAS AT AMBI |
| Pipeline Type | hazardous_liquid |
Location
| State | |
| Coordinates | 29.63362, -90.17410 |
Cause
| Cause | OTHER OUTSIDE FORCE DAMAGE |
| Subcause | ROUTINE OR NORMAL FISHING OR OTHER MARITIME ACTIVITY NOT ENGAGED IN EXCAVATION |
Casualties
| Fatalities | 1 |
| Injuries | 0 |
Costs
| Property Damage | $4,588,574 |
| Emergency Response | $4,695,638 |
| Other Costs | $0 |
Location Map
Incident Narrative
REACTING TO A PRESSURE DROP IN THE CHEVRON 16 INCH VP-01 NGL (HVL) PIPELINE, CHEVRON PERSONNEL ISOLATED FLOW TO THE LINE AT 1746 HOURS LOCAL TIME ON MARCH 12, 2013. IT WAS LATER DETERMINED THAT THE TUG SHANNON E. SETTOON (OWNED AND OPERATED BY SETTOON TOWING LLC), WITH ONE OIL BARGE IN TOW, HAD STRUCK AND PUNCTURED THE SUBJECT PIPELINE. THE PUNCTURE WAS LOCATED IN SHALLOW WATER, OUTSIDE OF CUSTOMARY NAVIGATION CHANNELS, AND WAS CAUSED BY THE EDGE OF A BROKEN RUDDER SHOE ON THE TUG. THE CHEVRON PIPELINE WAS WELL MARKED WITH HIGH VISIBILITY PIPELINE MARKERS AND SIGNS, AND THE INCIDENT OCCURRED DURING DAY LIGHT HOURS.
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.