Update: Mason Fire burns six acres in Solano County

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Updated: 12:34 p.m. June 18

First discovered: 11:02 a.m. June 18

Initial location: Solano County, Calif.

Fire type: Wildfire

Fire name: Mason

Mason Fire initially started today at 11:02 a.m. in Solano County, California.

It has burned six acres of private land, an increase of one more acre since the last update. At this time, the containment status is unknown and the cause of the fire remains undetermined.

Source: National Interagency Fire Center

United Robots Sacramento

This story was originally published June 18, 2026 at 11:55 AM.