A burning off of gases was planned for Thursday at a refinery in Torrance.
The so-called “flaring” was due to take place from 11:20 a.m. to 11:59 p.m. Thursday, according to city officials.
The city on Wednesday issued an alert advising residents of the flaring.
Residents seeking more information about the flaring can contact the South Coast Air Quality Management District at 909-396-2000 or the Torrance Refining Company at 310-505-3158.