ZIP code 93517

Mono County, including Bridgeport, Twin Lakes and Virginia Lakes

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Report created October 27, 2026 at www.firezones.info/zip/93517

  • Fire hazard severity zones

    Share of the land in each CAL FIRE hazard class

    13% High · 1% Very High

    All of the 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

    3% has burned

    Most recently the 2020 Murphy Fire, which burned 12 acres here, one of 15 fires on record.

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  • Power line fire risk

    Share of the land in the High Fire-Threat District

    97% 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 2,104 acres · State Responsibility Area 1%
  2. High 28,790 acres · State Responsibility Area 13%
  3. Moderate 13,624 acres · State Responsibility Area 6%
  4. Not mapped by CAL FIRE 175,154 acres · Mostly federal land 80%

219,671 acres of land in all, 44,517 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. 2018 Boot Fire Of 6,972 acres in all 4,490 acres
  2. 1996 Mt. Jackson Fire Cause: Lightning 856 acres
  3. 2010 Potato Fire Cause: Lightning 632 acres
  4. 2015 Van Dyke Fire 512 acres
  5. 1990 Unnamed fire Cause: Lightning 381 acres
  6. 1999 Unnamed fire Cause: Smoking 246 acres
  7. 1973 Unnamed fire Cause: Miscellaneous 189 acres
  8. 2002 Cannon Fire Of 26,684 acres in all · Cause: Campfire 154 acres
  9. 1985 Unnamed fire Cause: Playing with fire 88 acres
  10. 2015 Green Creek Fire Cause: Vehicle 27 acres

And 5 smaller fires. In all, 7,282 acres of ZIP code 93517 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 93517

Neighboring ZIP codes

  1. 93517 13% High · 1% Very High · this area
  2. 93541 7% High · <1% Very High
  3. 95321 8% Very High
  4. 96107 10% Very High