Pacific Gas and Electric Company tells ABC News a crew member was doing restoration work in Shasta County when an unspecified accident happened.
He has been identified as Jairus Ayeta, who was in his 20s and worked as an apprentice lineman.
The Mendocino Complex Fire is one of over a dozen large fires burning in California at the moment. Officials have confirmed that six people, including two firefighters and a woman and her two great-grandchildren, have died.
Of the two fires that makeup the Mendocino Complex Fire, the River Fire, which has burned over 48,000 acres, has the largest containment, sitting at 58 percent contained.
The Cedar Fire, which burned through 273,246 acres in October 2003, is the third-largest in state history and is still the deadliest on Cal Fire's top-20 fires in terms of fatalities directly related to the fire (15).
The Mendocino County evacuation warning for the following areas are being lifted: South of Mill Creek Road in Talmage, east of the Russian River, east of Old River Road, and Hwy.
Water, used in protecting homes and other structures and for dumping on flames from airplane tankers and helicopters, is critical but secondary to the larger manual efforts of clearing unburned vegetation to remove it as potential fuel around a fire's perimeter.
Meteorologist Steve Anderson said wind gusts could reach 25 miles per hour (40 kph) during the day Sunday. In addition, "the rates of mortality from fire, insects, and disease are about three times as high on national forest lands as they are on private lands regulated under California's strict environmental laws", he said.More news: Chelsea winger signs improved contract extension with the club
More news: Manchester United To Offer Anthony Martial In Return For Defender
More news: Saudi Arabia expels Canadian envoy, recalls its own over 'interference'
President Trump doubled down on his criticism of California's environmental regulations and water management policies as the state struggles with one of the worst wildfire seasons in recent history. "Tragedies bring people together". Jerry Brown's administration is sending water from "the North" into the Pacific Ocean.
But with the additional aircraft freed from the River Fire, Blankenheim said "that area is starting to look up, and we're starting to feel like we're getting ahead of the game".
Some areas on the fire's southeastern flank in Redding were reopened to relieved residents.
The wildfire started two weeks ago by sparks from the steel wheel of a towed-trailer's flat tire.
"Fires do not know boundaries or borders and as a firefighting service we are ready to respond both within Australia and overseas", he said. The twirling tower of flame reached speeds of 143 miles per hour (230 kph), which rivaled some of the most destructive Midwest tornados, National Weather Service meteorologist Duane Dykema said.
Last August, JBLM soldiers gave support in battling blazes in northern California, said Army Lt. Col. Jamie Davis, a Pentagon spokesman. He was killed July 29 by a falling tree while fighting the wildfire that has closed Yosemite National Park at the height of tourist season.
Fire officials have condemned the presidents comments, saying that they are not in fact struggling to source enough water to contain the fires. The massive wildfire has grown to 154,524 acres and is 41 percent contained.