Fire officials put out a small spot fire along N River Road in Bonsall, just southeast of Camp Pendleton.
California Highway Patrol officials (CHP) and Camp Pendleton fire officials said the fire happened on the 30000 block of N River Road.
NBC 7 viewers calling into the newsroom said heavy black smoke could be seen from the roadway.
It was put out at 3 p.m.
No further information was immediately available.
