Harbison Canyon

Community in San Diego County

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Report created October 27, 2026 at www.firezones.info/community/32044/harbison-canyon

  • Fire hazard severity zones

    Share of the land in each CAL FIRE hazard class

    99% Very High

    All 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

    99% has burned

    Most recently the 2022 Harbison 2 Fire, which burned 27 acres here, one of 27 fires on record.

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  • Power line fire risk

    Share of the land in the High Fire-Threat District

    65% 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 6,396 acres · State Responsibility Area 99%
  2. High 15 acres · State Responsibility Area <1%
  3. Not mapped by CAL FIRE 35 acres · Mostly federal land 1%

6,446 acres of land in all, 6,411 of it in the State Responsibility Area. 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. 1970 Laguna Fire Of 174,162 acres in all · Cause: Campfire 4,401 acres
  2. 2003 Cedar Fire Of 270,686 acres in all · Cause: Equipment use 3,649 acres
  3. 1940 Unnamed fire Of 3,160 acres in all · Cause: Miscellaneous 2,638 acres
  4. 1947 Unnamed fire Of 3,186 acres in all · Cause: Miscellaneous 2,151 acres
  5. 1919 Unnamed fire Of 1,208 acres in all · Cause: Miscellaneous 872 acres
  6. 1950 Valley View Fire Of 2,445 acres in all 775 acres
  7. 1986 Flinn Fire Cause: Playing with fire 604 acres
  8. 1986 Flinn Fire Of 503 acres in all · Cause: Playing with fire 433 acres
  9. 1955 Harbison Canyon #2 Fire Of 1,016 acres in all 415 acres
  10. 1965 Suncrest Fire Of 1,434 acres in all 381 acres

And 17 smaller fires. In all, 6,404 acres of Harbison Canyon 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

ZIP codes in Harbison Canyon

Neighboring communities

  1. Harbison Canyon 99% Very High · this area
  2. Alpine 56% Very High
  3. Crest 96% Very High
  4. Lakeside 61% Very High