Dome Fire

Wildfire in San Bernardino County, August 2020

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Printed October 28, 2026 from www.firezones.info/fire/8116/dome-fire-2020

Key facts

Started August 15, 2020
Contained September 12, 2020, after 28 days
Burned 44,211 acres
19th largest fire of 2020
Cause Lightning
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Where it burned

County

  1. San Bernardino County 44,209 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. 2006 Valley View Fire Cause: Lightning 48 acres shared
  2. 2019 Star Fire 67 acres in total 4 acres shared

Burned again

  1. 2023 Valley Fire Cause: Lightning 29 acres shared

Acres are the land each fire shares with the Dome 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