R-4 Parsnip Fire

Wildfire in Lassen County, August 2017

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Printed October 28, 2026 from www.firezones.info/fire/7722/r-4-parsnip-fire-2017

Key facts

Started August 30, 2017
Contained September 15, 2017, after 16 days
Burned 18,602 acres
18th largest fire of 2017
Cause Lightning
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Where it burned

County

  1. Lassen County 625 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. 2003 Smoke Fire 7,784 acres in total · Cause: Lightning 1,662 acres shared
  2. 2012 Rush Fire 315,512 acres in total · Cause: Lightning 4,766 acres shared

Acres are the land each fire shares with the R-4 Parsnip 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