Meanwhile Sunday, a new fire broke out and quickly spread to 200 acres near Pueblo, forcing some evacuations of residents.
In New Mexico, the Whitewater Baldy complex has scorched more than 290,000 acres, the agriculture secretary said.
Hundreds of firefighters from across the United States are helping local departments battle the blaze. Inciweb reports 303 personnel on site. The blaze was 75% contained as of Sunday.