Foresta

Community in Mariposa County

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Report created October 27, 2026 at www.firezones.info/community/24792/foresta

  • Fire hazard severity zones

    Share of the land in each CAL FIRE hazard class

    3% 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

    100% has burned

    Most recently the 2018 Ferguson Fire, which burned 18 acres here, one of 6 fires on record.

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  • Power line fire risk

    Share of the land in the High Fire-Threat District

    100% Elevated

    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 7 acres · State Responsibility Area 3%
  2. Not mapped by CAL FIRE 230 acres · Mostly federal land 97%

237 acres of land in all, 7 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

Fires that burned here

  1. 1990 A-Rock Fire Of 17,758 acres in all · Cause: Lightning 237 acres
  2. 2009 Big Meadow Fire Of 7,553 acres in all · Cause: Escaped prescribed burn 122 acres
  3. 1997 Foresta #1 Fire Cause: Miscellaneous 33 acres
  4. 2014 El Portal Fire Of 4,745 acres in all · Cause: Campfire 28 acres
  5. 2018 Ferguson Fire Of 96,831 acres in all · Cause: Miscellaneous 18 acres
  6. 1968 Canyon Fire Of 1,690 acres in all · Cause: Miscellaneous 11 acres

In all, 237 acres of Foresta 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 Foresta