Groveland

Community in Tuolumne County

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Report created October 27, 2026 at www.firezones.info/community/31372/groveland

Summary

  • Fire hazard severity zones

    Share of the land in each CAL FIRE hazard class

    56% Very High

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

  • Fire history

    Share of the land inside a recorded wildfire perimeter

    33% has burned

    Most recently the 1992 Mocassin Fire, which burned 865 acres here, one of 5 fires on record.

  • Power line fire risk

    Share of the land in the High Fire-Threat District

    20% 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.

Land by hazard class

  1. Very High 3,462 acres · State Responsibility Area 56%
  2. High 1,061 acres · State Responsibility Area 17%
  3. Not mapped by CAL FIRE 1,608 acres · Mostly federal land 26%

6,131 acres of land in all, 4,523 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. 1992 Mocassin Fire Of 9,458 acres in all · Cause: Campfire 865 acres
  2. 1913 Unnamed fire Of 2,412 acres in all 818 acres
  3. 1927 Unnamed fire Of 5,162 acres in all 337 acres
  4. 1917 Unnamed fire Of 971 acres in all 124 acres
  5. 1910 Unnamed fire Of 4,019 acres in all 6 acres

In all, 2,021 acres of Groveland 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 Groveland

Neighboring communities

  1. Groveland 56% Very High · this area
  2. Pine Mountain Lake 76% Very High