The CZU Lightning Complex of fires had grown to encompass more than 82,000 acres and was 26 percent contained as of August 28, Cal Fire said.
This montage of clips released by the City of Merced Fire Department from August 23 shows firefighters confronting the blazes and using back-burning techniques to contain fires.
Some evacuation orders were still in place for San Mateo and Santa Cruz counties, Cal Fire said.
The CZU Lightning Complex started on August 16, Cal Fire said. Credit: City of Merced Fire Department via Storyful