TESORO HIGH PLAINS PIPELINE COMPANY LLC
hazardous_liquid Incident — — February 19, 2014
Incident Information
| Incident Date | February 19, 2014 |
| Operator | TESORO HIGH PLAINS PIPELINE COMPANY LLC |
| Commodity | CRUDE OIL |
| Pipeline Type | hazardous_liquid |
Location
| State | |
| Coordinates | 47.78822, -103.97761 |
Cause
| Cause | EXCAVATION DAMAGE |
| Subcause | EXCAVATION DAMAGE BY OPERATOR'S CONTRACTOR (SECOND PARTY) |
Casualties
| Fatalities | 0 |
| Injuries | 0 |
Costs
| Property Damage | $2,800 |
| Emergency Response | $69,700 |
| Other Costs | $0 |
Location Map
Incident Narrative
ON FEB. 19, TESORO HIGH PLAINS PIPELINE COMPANY LLC (THPP) EXPERIENCED A PIPELINE CRUDE OIL RELEASE OF APPROXIMATELY 65 BARRELS IN MCKENZIE COUNTY, N.D. DURING EXCAVATION ACTIVITIES AT APPROXIMATELY 10:20 AM MST FEB. 19, A CONTRACTOR STRUCK AN UNDERGROUND 4-INCH DIAMETER CRUDE OIL PIPELINE IN A GRASSLAND AREA APPROXIMATELY 5 MILES SOUTHWEST OF CARTWRIGHT, N.D., RESULTING IN THE RELEASE. THE SECTION OF PIPELINE WAS IMMEDIATELY ISOLATED. THE RELEASE WAS STOPPED, CONTAINED IN A TRENCH AND DID NOT EXPAND IN SCOPE. APPROXIMATELY 79 CUBIC YARDS OF CONTAMINATED SOIL WAS EXCAVATED AND REMOVED FOR DISPOSAL. NO INJURIES TO PERSONNEL OR THE PUBLIC OR IMPACTS TO WILDLIFE HAVE BEEN REPORTED. UPON COMPLETION OF THE INVESTIGATION IT WAS FOUND THAT THE CONTRACTOR'S SUPERINTENDENT DID NOT SECURE PROPER AUTHORIZATION FROM TESORO FOR THE EXCAVATION WORK.
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.