CONCORD, Calif. - The Contra Costa Fire Department on Wednesday responded to a fluorine leak at a facility in Concord.
A fluorine alarm was triggered shortly before 11:40 a.m., prompting an immediate evacuation of employees.
The first arriving fire crews confirmed the building was evacuated, secured the area, and initiated a hazardous materials' response.
After building a response plan, firefighters wearing protective equipment entered the building and conducted air monitoring throughout the facility to isolate the leak and safely shut down the affected valve.
A second team conducted additional monitoring, which confirmed the leak had been successfully addressed, and the workers could return to the facility.
There were no injuries reported.