KINDER MORGAN TEXAS PIPELINE CO

Incident Narrative

21:20-HOURS; A KM CO2 MANAGER WAS CONTACTED BY REAGAN COUNTY SHERIFF'S DEPARTMENT ABOUT A POTENTIALLY UNDESIRABLE EVENT OCCURRING AT THE PHP BIG LAKE COMPRESSOR STATION. SAID MANAGER WAS ASSISTED BY ONE OF HIS AVAILABLE TECHNICIANS TO MAKE NOTIFICATIONS. 21:30-HOURS; KMTP GAS CONTROL RECEIVED A CALL FROM THE KM CO2 TECHNICIAN STATING THERE MAY BE A LEAK OR RELEASE EVENT AT THE COMPRESSOR STATION ACCORDING TO INFORMATION FROM THE REAGAN COUNTY SHERRIFF'S DEPARTMENT. 21:34-HOURS; A KINDER MORGAN TEXAS PIPELINE (KMTP) OPERATIONS SPECIALIST WAS CONTACTED BY THE CO2 OPERATIONS TECHNICIAN PROVIDING THE POTENTIAL EVENT INFORMATION. 21:39-HOURS; THE KMTP OPERATIONS SPECIALIST CONTACTED GAS CONTROL AND THE OPERATIONS SUPERVISOR WHILE IN ROUTE TO CONFIRM AWARENESS AND INFORMATION VERIFICATION. 21:50-HOURS; THE OPERATIONS SUPERVISOR NOTIFIED GAS CONTROL OF THE OPERATIONS SPECIALIST DISPATCHED TO THE COMPRESSOR STATION. 22:13 HOURS; THE OPERATIONS SUPERVISOR CONTACTED THE OPERATIONS MANAGER, USING PROCEDURE OM-159, THEY INITIATED USE OF THE EMERGENCY RESPONSE LINE (ERL) NOTIFICATION. 22:15-HOURS; THE OPERATIONS SPECIALISTS ARRIVED ON SITE, CONFIRMED THE VENTING OF NATURAL GAS INVOLVING UNIT #2 WHICH WAS DOWN AND BEGAN ISOLATING THE PIPING OF UNIT #2 TO TERMINATE THE GAS VENTING EVENT. 22:22-HOURS; OPERATIONS MANAGEMENT PROVIDED INFORMATION TO GAS CONTROL FOR THE DISTRIBUTION OF THE ERL CALL NOTIFICATION. 22:22-HOURS; UNIT #2 PIPING WAS ISOLATED, AND THE VENTING OF NATURAL GAS WAS TERMINATED. 22:35-HOURS; THE ERL CALL BEGAN AS SCHEDULED AND THE EVENT WAS DEEMED REPORTABLE. 22:55-HOURS, UNIT #1 WAS TAKEN DOWN FOR OPERATOR CONVENIENCE. 01:25-HOURS; THE OPERATIONS SUPERVISOR CALLED GAS CONTROL DESCRIBING THE UNIT #2 POWER ISSUE. INVESTIGATION HAD FOUND THE UNIT VALVES FAILED OPEN AS DESIGNED AFTER A 30-AMP FUSE LOCATED DOWNSTREAM OF THE POWER SUPPLY BLEW, THEREFORE NATURAL GAS VENTED THROUGH THE STATION VENT BLOWDOWN SYSTEM. OPERATIONS SPECIALISTS REPLACED THE BLOWN 30-AMP FUSE, HOWEVER UNIT #2 WOULD NOT BE ABLE FOR RESTART UNTIL 08:00-HOURS, BECAUSE OF THE UNIT SHUTDOWN BY PROGRAMMED LOCK OUT. 07:00-HOURS; A SOLAR FIELD SERVICE REPRESENTATIVE ARRIVED AT THE COMPRESSOR STATION AND BEGAN INVESTIGATING THE BLOWN FUSE ISSUE. 08:00-HOURS; UNIT #2 WAS RETURNED TO SERVICE. 10:15-HOURS; UNIT #1 WAS RETURNED TO SERVICE. 10:45-HOURS; FOLLOWING ADDITIONAL CONSULTATION WITH THE SOLAR REPRESENTATIVE, UNIT #2 WAS TAKEN DOWN. WIRING CONNECTIONS AND BATTERIES WERE CHECKED. SYSTEM AMPS WERE MEASURED. FUSE CONNECTIONS AND WIRING CONNECTIONS WERE TIGHTENED AS NEEDED. 23:45-HOURS; UNIT #2 WAS RETURNED TO SERVICE. UNIT #2 WAS RUN FOR TWO HOURS WITH ADDITIONAL AMP CHECKS CONDUCTED; NO ISSUES WERE FOUND. 12:45-HOURS; FOR PRECAUTION, UNIT #1 WAS TAKEN DOWN. WIRING CONNECTIONS AND BATTERIES WERE CHECKED. SYSTEM AMPS WERE MEASURED. FUSE CONNECTIONS AND WIRING CONNECTIONS WERE TIGHTENED AS NEEDED. 13:45-HOURS; UNIT #1 WAS RETURNED TO SERVICE WITH A FINAL AMP CHECK CONDUCTED, NO ISSUES WERE FOUND. AT THIS TIME, THE COMPRESSOR STATION HAD RETURNED TO NORMAL OPERATIONAL STATUS. SUPPLEMENT REPORT CREATED TO UPDATE A-7 TO 14,912 MCF; THE ORIGINAL CALCULATION DID NOT CONSIDER RESTRICTION PLATES IN THE VENT SYSTEM AND VOLUME WAS OVER CALCULATED; D-7F ADJUSTED ACCORDINGLY. ALSO REVISED THE VALVE CLOSURE TIME WITHIN THIS NARRATIVE TO 22:22-HOURS.