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

Fire crews from Ventura and Los Angeles counties are battling a rapidly growing vegetation fire in Holser Canyon, near Lake Piru, in 100-degree heat. The blaze, called the Canyon Fire, is estimated to be at 1,

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.