Lightning #20 Fire

Wildfire in Lassen County, August 1961

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Printed October 28, 2026 from www.firezones.info/fire/1965/lightning-20-fire-1961

Key facts

Started August 2, 1961
Contained Not recorded
Burned 13,003 acres
6th largest fire of 1961
Cause Not recorded
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Where it burned

County

  1. Lassen County 13,003 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 again

  1. 1990 Unnamed fire 14,471 acres in total 6,154 acres shared
  2. 2003 Ram Fire 183 acres in total · Cause: Lightning 134 acres shared
  3. 2012 Rush Fire 315,512 acres in total · Cause: Lightning 11,703 acres shared
  4. 2019 R3 Rye Patch Fire 14 acres in total · Cause: Lightning 8 acres shared
  5. 2025 R-12 Ramhorn Fire Cause: Lightning 3 acres shared

Acres are the land each fire shares with the Lightning #20 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