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SANTA CLARA, Calif. (KTVU) - Santa Clara Fire Department is at the scene of an explosion and fire that occurred Saturday afternoon.

According to a tweet from the fire agency, a hydrogen tank being fueled began to leak. The tank exploded and caught fire.

Firefighters reported that the fire was out shortly after 6:30 p.m.

Businesses in the area have been evacuated as a precaution.

All workers on the site at 1515 Norman Ave have been accounted for, and none of the personnel on scene have injuries.

Tweets posted Saturday afternoon indicated a loud explosion in the area.

This is a developing story. Check back for updates.