ZIP code 92399

San Bernardino and Riverside counties, including Yucaipa and Oak Glen

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Report created October 27, 2026 at www.firezones.info/zip/92399

  • Fire hazard severity zones

    Share of the land in each CAL FIRE hazard class

    58% Very High

    Most of the Very High land is in the State Responsibility Area, where the State Fire Marshal's zones apply.

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  • Fire history

    Share of the land inside a recorded wildfire perimeter

    66% has burned

    Most recently the 2020 El Dorado Fire, which burned 10,666 acres here, one of 62 fires on record.

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  • Power line fire risk

    Share of the land in the High Fire-Threat District

    73% Extreme

    Utilities may shut off power in the CPUC High Fire-Threat District in fire weather, and homes outside it can lose power when their lines run through it.

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Land by hazard class

  1. Very High 20,068 acres · 11,182 state, 8,886 local 58%
  2. High 979 acres · 48 state, 930 local 3%
  3. Moderate 829 acres · Local Responsibility Area 2%
  4. Non-wildland 6,151 acres · Local Responsibility Area 18%
  5. Not mapped by CAL FIRE 6,316 acres · Mostly federal land 18%

34,342 acres of land in all, 11,230 in the State Responsibility Area and 16,796 in the Local. State zones are the ones the State Fire Marshal designated, in effect since 1 April 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

Largest fires

  1. 2020 El Dorado Fire Of 22,504 acres in all 10,666 acres
  2. 1924 Unnamed fire 4,369 acres
  3. 1993 Unnamed fire Of 5,582 acres in all · Cause: Equipment use 2,419 acres
  4. 1943 Unnamed fire Of 2,360 acres in all 1,453 acres
  5. 2020 Apple Fire Of 33,236 acres in all · Cause: Equipment use 1,143 acres
  6. 1995 Bluff Fire Of 2,461 acres in all · Cause: Campfire 1,082 acres
  7. 2009 Oak Glen 3 Fire Cause: Arson 981 acres
  8. 1921 Unnamed fire Of 1,062 acres in all 897 acres
  9. 2009 Pendleton Fire Cause: Arson 839 acres
  10. 1997 Wildwood Fire Cause: Power lines 818 acres

And 52 smaller fires. In all, 22,577 acres of ZIP code 92399 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

Sources

Fire hazard severity zones
CAL FIRE Office of the State Fire Marshal
State map published 27 June 2025, local map 2 February 2026
Fire history
CAL FIRE Fire and Resource Assessment Program
Published 28 July 2026
Power line fire risk
California Public Utilities Commission
Published 23 February 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

Nearby areas

Communities in ZIP code 92399

Neighboring ZIP codes

  1. 92399 58% Very High · this area
  2. 92220 24% Very High
  3. 92223 60% Very High
  4. 92320 83% Very High
  5. 92339 16% Very High
  6. 92359 36% Very High
  7. 92373 78% Very High
  8. 92374 17% Very High