Pallet factory explosion, California Sonoma County pallet factory propane tank explosion. Gas Tank explosion sends flames 20m into the air at a pallet factory in Sonoma County, California.
The fire started about 1.30pm when sparks from a tow truck ignited dry grass on the side of the highway.
No one was injured but as many as 1000 residents were left without power following the explosion.
Heat from the fire blew out at least one overhead electrical transformer.
In all, five structures were destroyed or damaged and about 10 cars burned.