Few details about the death were given, but forest officials released a statement confirming the incident and giving their condolences.
"USDA Forest Service officials on the Mendocino National Forest are deeply saddened to confirm the death of a firefighter on the August Complex The incident took place on Monday, August 31, 2020," the statement said.
A second firefighter is receiving medical attention.
"More details will be made available as they are confirmed," officials said.
Stay with ABC7 News for the latest details on this developing story.