MARTINEZ, Calif. (KRON) — Units with Contra Costa Health Services and the Contra Costa County Fire Department responded to a smoldering fire at Martinez Refining Company Tuesday afternoon.

A Hazmat team monitored air quality around the refinery and no threat to the public was detected, according to CCHS.

KRON4 reached out to the Martinez Refining Company, which said the incident occurred at about 12 p.m. and was due to smoldering material from out-of-service equipment. There were no injuries reported, according to the refinery, and operations were not impacted.

The refinery made notifications to local agencies. “We would like to thank our outstanding personnel, who immediately responded,” a refinery spokesperson told KRON4.