DAPL-ETCO OPERATIONS MANAGEMENT, LLC
hazardous_liquid Incident — — September 28, 2021
Incident Information
| Incident Date | September 28, 2021 |
| Operator | DAPL-ETCO OPERATIONS MANAGEMENT, LLC |
| Commodity | CRUDE OIL |
| Pipeline Type | hazardous_liquid |
Location
| State | |
| Coordinates | 47.79923, -102.92328 |
Cause
| Cause | EQUIPMENT FAILURE |
| Subcause | THREADED CONNECTION/COUPLING FAILURE |
Casualties
| Fatalities | 0 |
| Injuries | 0 |
Costs
| Property Damage | $235 |
| Emergency Response | $565 |
| Other Costs | $0 |
Location Map
Incident Narrative
ON 9/28/21 AT 8:15AM DURING DAILY VISUAL INSPECTIONS IT WAS DISCOVERED THAT THE NIPPLE ON THE PUMP UNIT 2 SUCTION TRANSMITTER WAS LEAKING OIL. APPROXIMATELY 9 GALLONS OF CRUDE OIL WAS RELEASED ONTO THE BUILDING FLOOR. PUMP UNIT 2 WAS SHUT DOWN, OIL RECOVERY AND CLEAN UP WAS PERFORMED. INSPECTION OF THE NIPPLE IDENTIFIED A CRACK IN THE THREADS DUE TO VIBRATION AND THE WEIGHT OF THE TRANSMITTER VALVE. THE CRACKED NIPPLE WAS REPLACED WITH A SHORTER NIPPLE AND A LIGHTWEIGHT VALVE WAS INSTALLED. ALL OTHER SIMILAR CONFIGURATIONS ON UNIT SUCTION PIPING AT JOHNSONS CORNER ARE BEING MODIFIED IN THE SAME MANNER AS DESCRIBED ABOVE. A CHECK OF ALL OTHER STATIONS REVEALED THAT NO OTHER SIMILAR CONFIGURATIONS EXIST.
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.