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California’s largest wildfires in CAL FIRE’s October 2024 register

CAL FIRE’s October 2024 list ranks the August Complex first at 1,032,648 acres. The list reports more structures for Cedar than for the August Complex, even though Cedar ranks tenth by acreage.

Sources checked

Compare the two published measuresCAL FIRE top 20 California wildfires by acreage, 2 October 2024

California acreage

Scale · 0 acres to 1,032,648 acres

  • August Complex1,032,648 acres
  • Dixie963,309 acres
  • Mendocino Complex459,123 acres
  • Park Fire429,603 acres
  • SCU Lightning Complex396,625 acres
  • Creek379,895 acres
  • LNU Lightning Complex363,220 acres
  • North Complex318,935 acres
  • Thomas281,893 acres
  • Cedar273,246 acres

Both measures use the same set of selected records. The table contains the full dataset.

Source 1

Acreage sets the ranking

The August Complex and Dixie are first and second in this edition, at 1,032,648 and 963,309 acres. The Park Fire, which began in July 2024, is fourth at 429,603 acres. The list covers fires across all jurisdictions. Source 1

Structures tell a different story about impact

The August Complex row lists 935 structures. The Cedar Fire row lists 2,820 structures and 15 deaths. The chart keeps the acreage order while switching between the acreage and structure columns. Each view uses its own scale. Source 1

Use the California portion for cross-border fires

For the Rush Fire, CAL FIRE lists 271,911 acres in California and 43,666 in Nevada. The California figure is used to keep the ranking aligned with the agency’s geographic scope. Source 1

The historical record has a coverage limit

The list includes the Matilija Fire from September 1932 and says earlier records are less reliable. This dated edition can be used to check what was reported in October 2024, including the rankings and reported impacts. Source 1

Sources

Open the data and source notes