Overview

• Refinery and local fire crews responded to reports of an explosion and kept the blaze confined within the facility.
• Parts of Manhattan Beach were placed under a shelter-in-place advisory as smoke moved through nearby neighborhoods.
• Regional air-quality monitors showed mostly good conditions, with brief particle spikes recorded to the east.
• Los Angeles International Airport said flights were unaffected, and state and city officials reported active monitoring.
• Chevron and authorities reported no injuries and said the cause remains under investigation at the high-capacity West Coast plant that processes about 276,000 barrels per day.