Cal Fire is battling a fire in the area of Church Avenue and Monterey Road in San Martin.
Heavy smoke can be seen from southbound Highway 101 near the San Martin Airport.
No additional information was immediately available.
This story is from The SFGate. Read the rest of this News story at http://www.nbcbayarea.com/news/local/Cal-Fire-Battles-Fire-in-San-Martin-489182901.html.