Happy Valley

Summary

• Fire hazard severity zones

  Share of the land in each CAL FIRE hazard class

  Map
  1. Very High 9,307 acres · State Responsibility Area 86%
  2. High 824 acres · State Responsibility Area 8%
  3. Moderate 317 acres · State Responsibility Area 3%
  4. Not mapped by CAL FIRE 426 acres · Mostly federal land 4%

  10,874 acres of land in all, 10,449 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

  Fires CAL FIRE has recorded here

  Map
  1. 1999 Canyon #4 Fire 2,580 acres in total · Cause: Equipment use 2,508 acres here
  2. 1954 Cloverdale #2 Fire 2,069 acres here
  3. 2017 Laverne Fire Cause: Miscellaneous 175 acres here
  4. 2024 Olinda Fire 92 acres in total · Cause: Vehicle 80 acres here
  5. 2018 Creek Fire 72 acres in total · Cause: Arson 33 acres here
  6. 1965 H.v. F.d. #3 Fire 1,704 acres in total 30 acres here
  7. 2019 Horse Fire 25 acres here
  8. 2025 Clement Fire Cause: Debris burning 18 acres here
  9. 2015 China Fire 175 acres in total · Cause: Equipment use 10 acres here
  10. 2023 Pine Fire 12 acres in total · Cause: Equipment use 6 acres here

  The most recent was the 2025 Clement Fire, which burned 18 acres here. In all, 4,685 acres of Happy 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