9,159 wildfires were active in the US state of California during 2009. The fires burned more than 422,147 acres of land from early February through late November, due to Red Flag conditions, destroying hundreds of structures, injuring 134 people, and killing four. The wildfires also caused at least US$134.48 million in damage. Although the fires burned many different regions of California in August, the month was especially notable for several very large fires which burned in Southern California, despite being outside of the normal fire season for that region.
The Clover Fire was a fatal wildfire in Shasta County, California. It burned from September 9 to September 15, 2013 in an area near the communities of Happy Valley and Igo, California, about 10 miles southwest of Redding. It burned more than 8,000 acres (3,200 ha) and caused one death and six injuries. Damage was estimated at $65 million. One man has been charged with arson in the case.
By the end of 2015 a total of 8,745 wildfires were recorded across the state of California, burning 893,362 acres (3,615 km2). Approximately 3,159 structures were damaged or destroyed by wildfires, and at least 7 fatalities were recorded.
In 2016, a total of 7,349 fires had burned an area 669,534 acres (2,709.51 km2) in California, according to the California Department of Forestry and Fire Protection.
The Thomas Fire was a massive wildfire that affected Ventura and Santa Barbara Counties, and one of multiple wildfires that ignited in Southern California in December 2017. It burned approximately 281,893 acres before being fully contained on January 12, 2018, making it the largest wildfire in modern California history at the time. It was surpassed by the Ranch Fire, part of the Mendocino Complex, in August 2018. The fire is currently the eighth-largest wildfire in modern California history, as of 2025. The fire was officially declared out on June 1, 2018, after more than two months in which no hotspots were detected. The Thomas Fire destroyed at least 1,063 structures, while damaging 280 others; and the fire caused over $2.2 billion in damages, including $230 million in suppression costs, becoming the seventh-most destructive wildfire in state history at the time. As of August 2020, the Thomas Fire is California's tenth-most destructive wildfire. Ventura's agriculture industry suffered at least $171 million in losses due to the Thomas Fire.
The Creek Fire was a large wildfire that burned in Kagel Canyon and the Angeles National Forest north of Sylmar, a neighborhood in Los Angeles, California, United States, and one of multiple wildfires that broke out across Southern California in December 2017. The Creek Fire burned 15,619 acres (63 km2) and destroyed 123 structures, including 60 homes, before being contained on January 9, 2018, following heavy rainfall from a winter storm. The fire threatened the communities of Santa Clarita, Glendale, Olive View, Lake View Terrace, Sunland-Tujunga, Shadow Hills, Sylmar, Pacoima, Lopez Canyon, and Kagel Canyon, as well as the Olive View–UCLA Medical Center. During the wildfire, 115,000 residents were forced to evacuate their homes.
The 2018 wildfire season was the deadliest and most destructive wildfire season in California history. It was also the largest on record at the time, now third after the 2020 and 2021 California wildfire seasons. In 2018, there were a total of 103 confirmed fatalities, 24,226 structures damaged or destroyed, and 8,527 fires burning 1,975,086 acres (799,289 ha), about 2% of the state's 100 million acres of land. Through the end of August 2018, Cal Fire alone spent $432 million on operations. The catastrophic Camp Fire alone killed at least 85 people, destroyed 18,804 buildings and caused $16.5 billion in property damage, while overall the fires resulted in at least $26.347 billion in property damage and firefighting costs, including $25.4 billion in property damage and $947 million in fire suppression costs.
The County Fire was a wildfire east of Lake Berryessa in Yolo County and Napa County, California in the United States. The fire, first reported on June 30, 2018, in Rumsey Canyon in the community of Guinda, and was contained on July 17, 2018 after burning 90,288 acres. The fire caused mandatory evacuations along Highway 128, County Road 23, and areas around Lake Berryessa, including Monticello Dam. The fire destroyed 20 structures, damaged three, and caused one injury. The fire was started by an improperly installed electric fence for livestock.
The Cranston Fire was a wildfire that burned in southwest Riverside County, California, in the United States. The fire was started on July 25, 2018, by Brandon M. McGlover, in an act of arson. The fire burned a total of 13,139 acres (53 km2), before it was fully contained on August 10. The Cranston Fire impacted the communities of Idyllwild, Mountain Center, and Anza as well as recreational activities in the Lake Hemet area, San Bernardino National Forest and Mount San Jacinto State Park. Over 7,000 people were evacuated due to the Cranston Fire. These communities also went without power for 11 days in 100° temperatures.
The Mendocino Complex Fire was a large complex of wildfires that burned in northern California for more than three months in 2018. It consisted of two wildfires, the River Fire and Ranch Fire, which burned in Mendocino, Lake, Colusa, and Glenn Counties in California, with the Ranch Fire being California's single-largest recorded wildfire at the time until the August Complex fire in 2020. The Ranch Fire burned eight miles northeast of Ukiah, and the River Fire burned six miles north of Hopland, to the south of the larger Ranch Fire. First reported on July 27, 2018, both fires burned a combined total of 459,123 acres (1,858 km2), before they were collectively 100% contained on September 18, though hotspots persisted until the complex was fully brought under control on January 4, 2019. The Ranch Fire alone burned 410,203 acres (1,660 km2), making it the largest wildfire in modern California history at the time until the August Complex fire that occurred in 2020. The Ranch Fire also surpassed the size of the 315,577-acre Rush Fire, which burned across California and Nevada, as well as the Santiago Canyon Fire of 1889, which was previously believed to have been California's all-time largest wildfire.
The Delta Fire was a 2018 wildfire that burned near Lakehead, California, in the Shasta National Forest. The fire burned 63,311 acres (256 km2) and destroyed 20 structures, before it was 100% contained on October 7, 2018. The fire burned into the western flank of the nearby Hirz Fire on September 10, and also burned only a couple of miles away from the enormous Carr Fire, the seventh-most destructive fire in Californian history.
The August Complex fire was a massive wildfire complex that burned in the Coast Range of Northern California, in Glenn, Lake, Mendocino, Tehama, Trinity, and Shasta Counties. The complex originated as 38 separate fires started by lightning strikes on August 16–17, 2020. Four of the largest fires, the Doe, Tatham, Glade, and Hull fires, had burned together by August 30. On September 9, the Doe Fire, the main fire of the August Complex, surpassed the 2018 Mendocino Complex to become both the single-largest wildfire and the largest fire complex in recorded California history. On September 10, the combined Doe Fire also merged with the Elkhorn Fire and the Hopkins Fire, growing substantially in size. By the time it was extinguished on November 12, the August Complex fire had burned a total of 1,032,648 acres (417,898 ha), or 1,614 square miles (4,180 km2), about 1% of California's 100 million acres of land, an area larger than the state of Rhode Island.
The Zogg Fire was a wildfire that burned 56,338 acres (22,799 ha) in southwestern Shasta County and northwestern Tehama County, which are both in California, in the United States, as part of the severe 2020 California wildfire season. The fire was first reported on September 27, 2020 and was not fully contained until October 13, 2020, by which time it had destroyed much of the communities of Igo and Ono, killing four people and destroying 204 buildings.
The Lava Fire was a wildfire that burned 26,409 acres (10,687 ha) along the slopes of Mount Shasta near Weed, California during the 2021 California wildfire season. The fire started on June 25, 2021 and was fully contained on September 3, 2021. The fire destroyed 23 buildings, including 14 houses, as well as damaged an additional building.
The 2021 Dixie Fire was an enormous wildfire in Butte, Plumas, Lassen, Shasta, and Tehama counties in Northern California. Named after a nearby Dixie Road, the fire began in the Feather River Canyon near Cresta Dam in Butte County on July 13, 2021, and burned 963,309 acres (389,837 ha) before it was declared 100 percent contained on October 25, 2021. It was the largest single source wildfire in recorded California history, and the second-largest wildfire overall, The fire damaged or destroyed several communities, including Greenville on August 4, Canyondam on August 5, and Warner Valley on August 12.
The Fawn Fire was a destructive wildfire in Northern California's Shasta County, near Redding, in late September and early October 2021. The fire, which was caused by an alleged act of arson, ignited on September 22 in mountains to the northeast of Redding. High winds the following day drove the fire south and west into neighborhoods in the wildland-urban interface, where it destroyed 185 buildings and damaged 26 more. At least three firefighters were injured. The Fawn Fire cost more than $25 million to suppress and burned 8,578 acres before being fully contained on October 2. A woman was arrested the day of the Fawn Fire's ignition and charged with starting the fire. As of 2024, legal proceedings remained ongoing.
The 1992 Fountain Fire was a large and destructive wildfire in Shasta County, California. The fire ignited on August 20 in an act of probable but unattributed arson, and was quickly driven northeast by strong winds. It outpaced firefighters for two days, exhibiting extreme behavior such as long-range spot fires, crown fire runs, and pyrocumulonimbus clouds with dry lightning. The fire was contained after burning for nine days, though work to strengthen and repair fire lines continued for more than two months.
The 1999 Jones Fire was a destructive wildfire in the U.S. state of California's Shasta County. The fire ignited on October 16, and was contained on October 19, 1999. It burned 26,200 acres (10,600 ha), destroyed 954 structures, and resulted in one fatality, becoming the then-second most destructive wildfire ever recorded in California, behind only the Oakland firestorm of 1991. As of 2023 it remains one of the 20 most destructive wildfires in the history of the state. The cause of the fire was never determined.
The Park Fire was an extremely large wildfire in Northern California's Butte and Tehama counties. It ignited on July 24, 2024 in an alleged act of arson in the city of Chico's Bidwell Park in Butte County. Defying initial fire suppression efforts, the Park Fire grew rapidly over the following days, burning into the Ishi Wilderness and the Lassen National Forest. Thousands of people in foothill communities evacuated, Lassen Volcanic National Park closed to the public, and hundreds of buildings were destroyed. The fire burned a total of 429,603 acres before being fully contained on September 26, 2024. Fire suppression operations cost $351 million.
In the evening hours of July 26, 2018, a large fire tornado formed inside of the Carr Fire. The fire tornado, which had peak windspeeds of 143 miles per hour (230 km/h), killed at least three people and injured five others while on the ground for approximately thirty minutes. The fire tornado was the most powerful in California history, and was the deadliest fire tornado to ever form as part of a larger event. In addition, the fire tornado was the second ever to be recorded, after one that occurred in the 2003 Canberra bushfires. The tornado trapped several bulldozer operators in their vehicles, resulting in the death of Jeremy Stoke, 37, a bulldozer operator who was killed as the fire tornado tracked over him. Don Smith was also killed by the fire under unknown circumstances.
