"SHELL PIPELINE CO., L.P."

hazardous_liquid Incident — — February 2, 2017

Incident Information

Incident DateFebruary 2, 2017
Operator"SHELL PIPELINE CO., L.P."
CommodityREFINED AND/OR PETROLEUM PRODUCT (NON-HVL) WHICH IS A LIQUID
Pipeline Typehazardous_liquid

Location

State
Coordinates29.71976, -95.13221

Cause

CauseINCORRECT OPERATION
Subcause"TANK, VESSEL, OR SUMP/SEPARATOR ALLOWED OR CAUSED TO OVERFILL OR OVERFLOW"

Casualties

Fatalities0
Injuries0

Costs

Property Damage$0
Emergency Response$30,000
Other Costs$0

Location Map

Incident Narrative

"MECHANICAL TECH WAS PERFORMING A SURVEY OF THE RELIEF PATH. MECH. TECH NOTICED A MANUAL VALVE THAT HE THOUGHT WAS BLOCKING THE RELIEF PATH. MECH. TECH OPENED THE VALVE. THE VALVE WAS ACTUALLY THE DRAIN VALVE TO THE STATION SUMP. AFTER THE MECH. TECH LEFT THE PUMP STATION, THE CONTROL CENTER RECEIVED AN ALARM OF A STATION SUMP HI. THE CONTROLLER NOTIFIED THE STATION ATTENDANT TO RESPOND TO THE SITE FOR INSPECTION. UPON THE STATION ATTENDANT NOTICED THE SUMP HAD JUST BEGUN TO OVERFILL. THE STATION ATTENDANT ACTIVATED THE STATION EMERGENCY SHUT DOWN. FEBRUARY 2, 2017 - THE CONTROL CENTER MADE A MODIFICATION TO THEIR PROCEDURE TO SHUT DOWN ON A HI SUMP ALARM BEFORE RE-STARTING THE PIPELINE. MECHANICAL TECH ATTENDED I&M MANUAL REFRESHER ON FEB. 13, 2017. GROUP DISCUSSED THE INCIDENT AND WILL INCLUDE OPERATIONS BEFORE A VALVE POSITION WOULD BE CHANGED TO INSURE NO SIMILAR INCIDENT WOULD OCCUR IN THE FUTURE."

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.

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