PACIFIC GAS & ELECTRIC CO

Incident Narrative

ON JULY 4, 2019 AT APPROXIMATELY 1033 HOURS, PG&E WAS NOTIFIED OF A MAGNITUDE 6.3 EARTHQUAKE NEAR THE TOWN OF RIDGECREST WITH NO KNOWN DAMAGE. ON JULY 5, 2019 AT APPROXIMATELY 2022 HOURS, PG&E WAS NOTIFIED OF ANOTHER MAGNITUDE 7.1 EARTHQUAKE NEAR THE TOWN OF RIDGECREST. THE OEC AND GEC WERE ACTIVATED TO SUPPORT THIS EVENT. AS OF 7/5/19 AT APPROXIMATELY 2220 HOURS, PG&E RECEIVED MORE THAN 10 GAS ODOR CALLS AND PG&E PERSONNEL WERE ALREADY ON-SCENE DUE TO THE INITIAL EARTHQUAKE ON 7/4/19. INSPECTIONS, LEAK SURVEYS, AND PATROLS WERE CONDUCTED AT THE IMPACTED AREAS THROUGHOUT THE WEEKEND. AS OF 7/7/19 AT 2000 HOURS, THE REPAIR CREWS HAVE COMPLETED 19 DISTRIBUTION GRADE 1 LEAK REPAIRS AND FIELD SERVICES HAVE RESTORED SERVICE TO APPROXIMATELY 157 CUSTOMERS. ON 7/11/19 AT 0900 HOURS, PG&E CONDUCTED CLEARANCES FOR L-372 MP 2.84 AND L-311 MP 34.75 SHUTDOWNS NEAR THE FAULT CROSSING LOCATIONS TO REPLACE THE DAMAGED SECTIONS OF BOTH TRANSMISSION PIPELINES. THERE WERE NO CONFIRMED RELEASES FROM PG&E TRANSMISSION FACILITIES AND THE TRANSMISSION PIPELINES AT THE FAULT CROSSINGS ARE IN A CLASS 1, NON-HCA LOCATION. LNG TO SUPPLY RIDGECREST WAS SCHEDULED FOR 7/10/19 AND AS OF 7/24/19, PG&E HAS COMPLETED THE FOLLOWING REPAIR ACTIVITIES IN THE RIDGECREST AND TRONAS AREAS: - GRADE 1 LEAKS - COMPLETED 53, OPEN 0, CANCELLED 5 - GRADE 2 LEAKS - COMPLETED 74, OPEN 0, CANCELLED 3 - GRADE 3 LEAKS - COMPLETED 58, OPEN 162, CANCELLED 0 THERE ARE NO REPORTS OF INJURIES OR FATALITIES AND POLICE, FIRE, AND MEDIA WERE REPORTED ON-SITE. THIS INCIDENT WAS REPORTED ON 7/5/19 TO THE CPUC DUE TO PUBLIC ATTENTION AND SUSPICION OF NATURAL GAS INVOLVEMENT AND TO THE DOT (NRC#1251255) ON 7/7/19 AT 1857 HOURS ONCE IT WAS DETERMINED THAT REPAIR COSTS WOULD EXCEED $50K. THE COST CRITERIA WAS DETERMINED ON 7/7/19 AT APPROXIMATELY 1830 HOURS. AN UPDATE TO THE DOT(#NRC1251313) WAS PROVIDED ON 7/8/19.