WINK TO WEBSTER PIPELINE, LLC
hazardous_liquid Incident —
Incident Information
| Report Date | — |
| Operator | WINK TO WEBSTER PIPELINE, LLC |
| Commodity | — |
| Pipeline Type | hazardous_liquid |
Location
| State | |
| Coordinates | 29.61211, -95.18608 |
Cause
| Cause | EQUIPMENT FAILURE |
| Subcause | — |
Casualties
| Fatalities | 0 |
| Injuries | 0 |
Costs
| Property Damage | — |
| Lost Commodity | — |
| Public/Private Damage | — |
| Emergency Response | — |
| Environmental Remediation | — |
| Other Costs | — |
Location Map
Incident Narrative
ON DECEMBER 3 AT APPROXIMATELY 13:44 ENTERPRISE PERSONNEL NOTIFIED THE EXXONMOBIL PIPELINE COMPANY (EMPCO) OCC OF A SPILL AT THE WINK TO WEBSTER PIPELINE ECHO STATION WHICH IS LOCATED WITHIN THE ENTERPRISE TANK FARM. EMPCO OCC SHUT THE PIPELINE DOWN AND ISOLATED THE FACILITY AT 13:58. EMPCO PERSONNEL ARRIVED ONSITE AT APPROXIMATELY 14:17 AND CONFIRMED THE SPILL. EMPCO MADE THE APPROPRIATE REGULATORY NOTIFICATIONS. EMPCO RESPONDED AND CLEANED UP THE SPILL SITE. EMPCO HAS REMOVED ALL SIMILAR FLOW SWITCH DEVICES FROM THE WINK TO WEBSTER PIPELINE SYSTEM PENDING THE OUTCOME OF THE INVESTIGATION. UPDATE: 1/15/2021 FILED SUPPLEMENTAL REPORT WITH THE FOLLOWING INFORMATION. PLEASE NOTE, THE CAUSE OF THE BELLOWS SEAL FAIL IS STILL UNDER INVESTIGATION PENDING DISCUSSIONS WITH THE VENDOR AND AN ADDITIONAL SUPPLEMENTAL REPORT WILL BE FILED ONCE COMPLETED. UPDATED PART G, SELECTED G6 - EQUIPMENT FAILURE, OTHER AND LISTED ""BELLOWS SEAL ON FLOW SWITCH"" UPDATED PART D, 8 WITH COST INFORMATION. UPDATE 2/10/21 -UPDATED PART G.6 #6 - ADDITIONAL FACTORS THAT CONTRIBUTED TO THE EQUIPMENT FAILURE: EXCESSIVE PULSATION OF THE FLOW SWITCH PADDLE CAUSED THE EQUIPMENT FAILURE, WHICH WAS DUE TO THE LOCATION OF THE SWITCH BEING DOWNSTREAM OF A CONTROL VALVE, CREATED EXCESSIVE FLOW PULSATION CONDITIONS. UPDATED INFORMATION 2/10/21 - THE FLOW SWITCH WAS REMOVED FROM THE LOCATION AND WILL NOT BE REPLACED. UPDATED 10/5/2021 - UPDATED SECTION G6 TO NON-THREADED CONNECTION PER PHMSA'S REQUEST. (PLEASE NOTE: EXXONMOBIL PIPELINE COMPANY IS THE CONTRACTUAL SERVICES PROVIDER FOR WINK TO WEBSTER PIPELINE, LLC)
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.