Update: Summit Fire in Mariposa County – April 22 status

Published Apr 23, 2026 #Summit fire

Updated: 5 p.m. April 22

First discovered: 50 hours ago, 2:16 p.m. April 20

Initial location: Mariposa County, Calif.

Fire type: Wildfire

Fire name: Summit

Summit Fire initially started 2:16 p.m. April 20 at in Mariposa County, California.

It has been burning on federal land managed by the United States Forest Service for two days. The fire is thought to have originated from natural causes. There is currently no information on the containment of the fire.

Source: National Interagency Fire Center