ZIP code 93422

San Luis Obispo County, including Atascadero and Garden Farms

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Report created October 27, 2026 at www.firezones.info/zip/93422

  • Fire hazard severity zones

    Share of the land in each CAL FIRE hazard class

    37% 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

    44% has burned

    Most recently the 2025 Carlos Fire, which burned 42 acres here, one of 21 fires on record.

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  • Power line fire risk

    Share of the land in the High Fire-Threat District

    38% 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 16,192 acres · 10,267 state, 5,925 local 37%
  2. High 10,159 acres · 7,298 state, 2,862 local 23%
  3. Moderate 10,938 acres · 2,874 state, 8,064 local 25%
  4. Non-wildland 1,732 acres · Local Responsibility Area 4%
  5. Not mapped by CAL FIRE 5,046 acres · Mostly federal land 11%

44,067 acres of land in all, 20,439 in the State Responsibility Area and 18,583 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. 1994 Hwy 41 Fire Of 50,729 acres in all · Cause: Arson 10,738 acres
  2. 1931 Unnamed fire Of 17,959 acres in all · Cause: Miscellaneous 5,614 acres
  3. 1921 Unnamed fire Of 5,931 acres in all · Cause: Miscellaneous 2,295 acres
  4. 1955 Toro Creek Fire Of 1,221 acres in all 876 acres
  5. 1989 Chispa Fire Of 9,750 acres in all 819 acres
  6. 1956 Pink Goat Fire 609 acres
  7. 1915 Unnamed fire Cause: Miscellaneous 412 acres
  8. 1951 Buckman Fire Of 5,240 acres in all 302 acres
  9. 1968 Goble Fire 270 acres
  10. 1930 Unnamed fire 232 acres

And 11 smaller fires. In all, 19,475 acres of ZIP code 93422 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 93422

Neighboring ZIP codes

  1. 93422 37% Very High · this area
  2. 93430 44% High · 2% Very High
  3. 93432 43% Very High
  4. 93442 8% Very High
  5. 93453 23% Very High
  6. 93465 22% Very High