Onyx

Summary

• Fire hazard severity zones

  Share of the land in each CAL FIRE hazard class

  Map
  1. Very High 3,730 acres · State Responsibility Area 51%
  2. High 520 acres · State Responsibility Area 7%
  3. Not mapped by CAL FIRE 3,130 acres · Mostly federal land 42%

  7,379 acres of land in all, 4,249 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. 1998 Oliver Fire Cause: Playing with fire 271 acres here
  2. 2016 Onyx Fire 266 acres in total · Cause: Structure fire 75 acres here
  3. 1987 Unnamed fire Cause: Equipment use 47 acres here
  4. 1986 Cap Fire Cause: Playing with fire 45 acres here
  5. 2023 Scodie Fire 21 acres in total 20 acres here
  6. 2009 Highway 178 Fire 16 acres in total 15 acres here
  7. 2012 Boone Fire Cause: Miscellaneous 13 acres here
  8. 2018 South Fire 2 acres here

  The most recent was the 2023 Scodie Fire, which burned 20 acres here. In all, 442 acres of Onyx 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