Breaking: D4 Fire reported in Santa Clara County on March 18

Published Mar 18, 2026 #D4 fire

First discovered: 9:56 a.m. March 18

Initial location: Santa Clara County, Calif.

Fire type: Wildfire

Fire name: D4

A new wildfire was reported today at 9:56 a.m. at in Santa Clara County, California.

D4 Fire has been burning on private land. Currently, there is no data on the containment status of the fire and the cause has yet to be determined.

Source: National Interagency Fire Center