Green Valley

Summary

• Fire hazard severity zones

  Share of the land in each CAL FIRE hazard class

  Map
  1. Very High 1,318 acres · State Responsibility Area 16%
  2. Not mapped by CAL FIRE 6,880 acres · Mostly federal land 84%

  8,198 acres of land in all, 1,318 of it in the State Responsibility Area. 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 17 fires that burned here

  Map
  1. 1964 Unnamed fire 11,365 acres in total 2,733 acres here
  2. 2002 Copper Fire 19,102 acres in total · Cause: Equipment use 2,618 acres here
  3. 1951 Cherry Fire 8,782 acres in total 2,328 acres here
  4. 1924 Unnamed fire 1,344 acres in total 1,298 acres here
  5. 1931 La Joya 112 Fire 1,975 acres in total 1,251 acres here
  6. 1989 San Fran Fire 2,237 acres in total 766 acres here
  7. 1925 Unnamed fire 389 acres here
  8. 1921 Unnamed fire 711 acres in total 359 acres here
  9. 1989 Spunky Fire 324 acres here
  10. 1924 Unnamed fire 324 acres here

  And 7 smaller fires. The most recent was the 2013 Powerhouse Fire, which burned 152 acres here. In all, 7,468 acres of Green Valley 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