Folsom

Summary

• Fire hazard severity zones

  Share of the land in each CAL FIRE hazard class

  Map
  1. Moderate 5,388 acres · 11 state, 5,376 local 28%
  2. Non-wildland 11,556 acres · Local Responsibility Area 60%
  3. Not mapped by CAL FIRE 2,352 acres · Mostly federal land 12%

  19,297 acres of land in all, 11 in the State Responsibility Area and 16,933 in the Local. State zones are the ones the State Fire Marshal designated, in effect since April 1, 2024. Local zones are CAL FIRE's 2025 recommendation, which each city or county adopts by ordinance and can make stricter. How to read fire zones

• Fire history

  The 10 largest of 13 fires that burned here

  Map
  1. 1981 Joerger Series Fire 1,676 acres in total · Cause: Equipment use 569 acres here
  2. 1950 Russi Fire 534 acres here
  3. 1964 Joerger Fire 1,514 acres in total 376 acres here
  4. 1962 Roadside #31 Series Fire 349 acres here
  5. 1986 White Rock Series Fire Cause: Arson 280 acres here
  6. 2002 White #2 Fire 170 acres here
  7. 1986 White Rock Series Fire Cause: Arson 162 acres here
  8. 1931 Unnamed fire 185 acres in total 118 acres here
  9. 1986 White Rock Series Fire Cause: Arson 82 acres here
  10. 1981 Prairie City Fire 593 acres in total · Cause: Arson 53 acres here

  And 3 smaller fires. The most recent was the 2002 White #2 Fire, which burned 170 acres here. In all, 2,036 acres of Folsom have burned. Acres are the land each fire burned here, and fires that crossed 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