Firefighters responded to a storage facility fire on N. Winton Way near Mercado Market at 11:00 a.m.
According to Battalion Chief Jon Slate, 19 storage units were destroyed in the fire, while 11 other units sustained smoke damage.
There were no injuries resulting from the fire.
The cause of the fire is under investigation.
Engine 63, Engine 90, Engine 81, Engine 85, Engine 96, Engine 91, Engine 97, Hazmat 61, and three Battalion Chiefs responded to the fire.