JURUPA VALLEY (CBSLA.com) — A 12-acre vegetation fire Thursday destroyed two homes, damaged multiple other structures and forced the evacuation of students at a Riverside County elementary school.

The fire, which began near Jurupa Road and Van Buren Boulevard around 8:25 a.m., was 100 percent contained at 12 p.m., CAL FIRE/Riverside County officials said.

Two residential structures, five outbuildings, 10 vehicles and a boat were destroyed in the blaze. Two other homes were damaged, authorities said.

Investigators believe the cause of the fire was a discarded hot object, most likely a cigarette, according to the Riverside County Fire Department.

Students at Van Buren Elementary School were safely evacuated to Knowles Field on Poinsetta before being transported to Mira Loma Middle School at 5051 Steve Street, according to the Jurupa Valley Unified School District.

School officials requested parents pick up their students from Mira Loma Middle School as soon as possible.

A local gas station on Van Buren and Jurupa was also evacuated, officials said.

Jurupa Rd. is closed from Van Buren to Rutile, and Van Buren is closed from Jurupa to Rutile.

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