Fire officials say the blaze is threatening power lines as well as the communities of Hasley Canyon and Hathaway Ranch.

The Canyon Fire is burning through steep terrain near the Ventura-Los Angeles county line, prompting evacuations and air quality warnings.

The Canyon fire has scorched roughly 4,856 acres near Val Verde, straddling Los Angeles and Ventura counties, according to Watch Duty. In addition to the evacuation orders, officials also issued less-severe evacuation warnings for parts of the area.