At 5:40 pm Wednesday, the Contra Costa County Fire Protection District was dispatched to a report of someone feeling ill in the area of Contra Loma Blvd and James Donlon in the City of Antioch.
Firefighters arrived on scene to locate a total of four 1-gallon containers leaking an off-gassing an unknown product near the intersection.
By 6:00 pm, a shelter in place was requested in the immediate area with County Hazmat responding to the scene.
As of 7:05 pm, County Hazmat has arrived on scene.
All Clear! These were spilled pool supplies.