"ONEOK NGL PIPELINE, LLC"
hazardous_liquid Incident — — February 9, 2018
Incident Information
| Incident Date | February 9, 2018 |
| Operator | "ONEOK NGL PIPELINE, LLC" |
| Commodity | HVL OR OTHER FLAMMABLE OR TOXIC FLUID WHICH IS A GAS AT AMBI |
| Pipeline Type | hazardous_liquid |
Location
| State | |
| Coordinates | 35.78150, -97.23780 |
Cause
| Cause | EQUIPMENT FAILURE |
| Subcause | NON-THREADED CONNECTION FAILURE |
Casualties
| Fatalities | 0 |
| Injuries | 0 |
Costs
| Property Damage | $410 |
| Emergency Response | $150 |
| Other Costs | $0 |
Location Map
Incident Narrative
"ON 2/9/18 A LAND OWNER NEAR THE ONEOK GOAT JUNCTION CALLED ONEOK PERSONNEL TO INFORM THEM SHE COULD SEE A SMALL VAPOR CLOUD INSIDE THE ONEOK FACILITY. UPON ARRIVAL, THE LOCAL AREA REPRESENTATIVE DISCOVERED PRODUCT VAPORS COMING FROM THE VALVE BODY OF A DRAIN VALVE INSTALLED ON THE SCRAPER TRAP BARREL. THE SCRAPER TRAP BARREL WAS ISOLATED AND DE-PRESSURED. THE 2"" BALON DRAIN VALVE WAS REMOVED FROM THE SCRAPER TRAP AND A BLIND FLANGE INSTALLED. THE SCRAPER TRAP WAS THEN RETURNED TO NORMAL OPERATIONS. ONEOK'S INVESTIGATION DETERMINED THE O-RING IN THE VALVE BODY HAD FAILED CAUSING THE RELEASE. THE O-RING HAS BEEN SENT TO A LAB TO DETERMINE THE CAUSE OF FAILURE. 3/16/2018 - UPDATED TIME OF ACCIDENT (A-4), VERIFIED LAT./LONG. PER REQUEST OF OCC. 7/05/2018 - UPDATED INVESTIGATION OF O-RING DETERMINED O-RING TO BE COMPATIBLE WITH PRODUCT IN PIPELINE. CAUSE OF FAILURE OF O-RING WAS INCONCLUSIVE."
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.