Pearch Fire

Wildfire in Siskiyou and Humboldt counties, August 2023

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Printed October 28, 2026 from www.firezones.info/fire/8420/pearch-fire-2023

Key facts

Started August 17, 2023
Contained October 25, 2023, after 69 days
Burned 12,152 acres
5th largest fire of 2023
Cause Lightning
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Where it burned

Counties

  1. Siskiyou County 6,531 acres
  2. Humboldt County 5,609 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. 1911 Pearch Creek Fire 398 acres in total · Cause: Arson 325 acres shared
  2. 1916 Pearch Creek Fire 9 acres in total 8 acres shared
  3. 1917 Unnamed fire 2,042 acres in total 1,168 acres shared
  4. 1918 Unnamed fire 356 acres in total 118 acres shared
  5. 1918 Ruer Fire 100 acres in total · Cause: Debris burning 71 acres shared
  6. 1922 Pearch Creek Fire 274 acres in total · Cause: Debris burning 206 acres shared
  7. 1925 Whitmore #4 Fire 409 acres in total · Cause: Debris burning 322 acres shared
  8. 1926 Chenitch Fire 509 acres in total · Cause: Debris burning 207 acres shared
  9. 1930 Unnamed fire 197 acres in total 144 acres shared
  10. 1941 Somes Ridge Fire Cause: Smoking 9 acres shared
  11. 1959 Mine Fire 4,504 acres in total · Cause: Debris burning 3,366 acres shared
  12. 1973 Off Fire 8,414 acres in total · Cause: Equipment use 180 acres shared
  13. 1986 Boundry Fire 12 acres in total · Cause: Lightning 11 acres shared
  14. 1998 Unnamed fire 1,584 acres in total 879 acres shared
  15. 1998 Unnamed fire 259 acres in total 239 acres shared
  16. 2000 Windy Fire 70 acres in total · Cause: Miscellaneous 19 acres shared
  17. 2006 Somes Fire 15,506 acres in total · Cause: Lightning 11,588 acres shared
  18. 2013 Butler Fire 22,445 acres in total · Cause: Arson 696 acres shared

Burned again

  1. 2024 Boise Fire 12,913 acres in total · Cause: Lightning 33 acres shared
  2. 2025 Butler Fire 21,058 acres in total 14 acres shared

And 10 more fires that burned less of the same land. Acres are the land each fire shares with the Pearch 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