Day Fire

Wildfire in Ventura and Los Angeles counties, September 2006

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Printed October 28, 2026 from www.firezones.info/fire/6401/day-fire-2006

Key facts

Started September 4, 2006
Contained October 30, 2006, after 56 days
Burned 161,816 acres
Largest fire of 2006 and 25th largest in California's records
Cause Debris burning
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Where it burned

Counties

  1. Ventura County 149,001 acres
  2. Los Angeles County 12,818 acres

Acres are the land the fire burned in each county and community, and places where it burned less than an acre are not listed. Communities are cities, towns and the unincorporated places the Census Bureau names, so land outside any of them is counted only in its county.

The same land, other fires

Burned before

  1. 1917 Unnamed fire 44,009 acres in total · Cause: Miscellaneous 3,372 acres shared
  2. 1920 Unnamed fire 7,857 acres in total 2,974 acres shared
  3. 1922 Unnamed fire 1,152 acres shared
  4. 1923 Unnamed fire 2,156 acres in total · Cause: Miscellaneous 1,859 acres shared
  5. 1928 Unnamed fire Cause: Miscellaneous 1,534 acres shared
  6. 1928 Ridge #98 Fire 43,472 acres in total 7,625 acres shared
  7. 1932 Matilija Fire 219,999 acres in total · Cause: Miscellaneous 43,845 acres shared
  8. 1939 Edwards Fire 4,773 acres in total 2,621 acres shared
  9. 1940 Unnamed fire 1,266 acres in total · Cause: Miscellaneous 1,234 acres shared
  10. 1942 Unnamed fire 3,648 acres in total · Cause: Miscellaneous 1,570 acres shared
  11. 1951 Unnamed fire 4,179 acres in total · Cause: Miscellaneous 3,344 acres shared
  12. 1951 Piru Fire 1,303 acres in total · Cause: Miscellaneous 1,251 acres shared
  13. 1960 Unnamed fire Cause: Miscellaneous 13,554 acres shared
  14. 1970 Poplar Fire Cause: Miscellaneous 1,421 acres shared
  15. 1972 Bear Fire 17,326 acres in total · Cause: Miscellaneous 5,708 acres shared
  16. 1980 Lockwood Fire 5,655 acres in total · Cause: Campfire 4,193 acres shared
  17. 1985 Ferndale Fire 46,805 acres in total · Cause: Arson 1,545 acres shared
  18. 1987 Fish Fire 4,341 acres in total · Cause: Miscellaneous 2,524 acres shared
  19. 2003 Piru Fire 63,726 acres in total · Cause: Equipment use 1,814 acres shared

Burned again

  1. 2017 Thomas Fire 281,791 acres in total · Cause: Miscellaneous 1,460 acres shared

And 40 more fires that burned less of the same land. Acres are the land each fire shares with the Day Fire, and fires that shared less than an acre are not counted. Some older or smaller fires may be missing, and a fire perimeter can include unburned patches. How to read fire history

Sources

Fire history
CAL FIRE Fire and Resource Assessment Program
Published 28 July 2026
Building damage
CAL FIRE Damage Inspection
Updated 19 October 2026

This site is independent and not affiliated with CAL FIRE or the CPUC, so for an official determination, check with the agency or your city or county. How we read the data