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Wildfire Hazard Potential, Version 2023 Continuous (Image Service)

Metadata Updated: November 14, 2025

Note: This Wildfire Hazard Potential (WHP) image service has been deprecated. Previous versions—including 2014, 2018, 2020, and 2023 continuous and classified datasets—have been replaced by a unified WHP service containing the most current data.For the updated continuous WHP service, visit: https://usfs.maps.arcgis.com/home/item.html?id=c984aeeecfcc4bef887a3f72a5b4e65a For the updated classified WHP service, visit: https://usfs.maps.arcgis.com/home/item.html?id=13004659506b4032bf7998038176f1c3This dataset is the 2023 version of wildfire hazard potential (WHP) for the United States. The files included in this data publication represent an update to any previous versions of WHP or wildland fire potential (WFP) published by the USDA Forest Service. WHP is an index that quantifies the relative potential for high-intensity wildfire that may be difficult to manage, used as a measure to help prioritize where fuel treatments may be needed. This 2023 version of WHP was created from updated national wildfire hazard datasets of annual burn probability and fire intensity generated by the USDA Forest Service, Rocky Mountain Research Station with the large fire simulation system (FSim). Vegetation and wildland fuels data from LANDFIRE 2020 (version 2.2.0) were the primary inputs to the updated FSim modeling work and therefore form the foundation for this version of the WHP. As such, the data presented here reflect landscape conditions as of the end of 2020. LANDFIRE 2020 vegetation and fuels data were also used directly in the WHP mapping process, along with updated point locations of fire occurrence ca. 1992-2020. With these datasets as inputs, we produced an index of WHP for all of the conterminous United States at 270-meter resolution. We present the final WHP map in two forms: 1) continuous integer values, and 2) five WHP classes of very low, low, moderate, high, and very high. On its own, WHP is not an explicit map of wildfire threat or risk, but when paired with spatial data depicting highly valued resources and assets such as structures or powerlines, it can approximate relative wildfire risk to those specific resources and assets. WHP is also not a forecast or wildfire outlook for any particular season, as it does not include any information on current or forecasted weather or fuel moisture conditions. It is instead intended for long-term strategic fuels management.

Access & Use Information

Public: This dataset is intended for public access and use. License: Creative Commons Attribution

Downloads & Resources

Dates

Metadata Created Date May 31, 2024
Metadata Updated Date November 14, 2025

Metadata Source

Harvested from USDA JSON

Additional Metadata

Resource Type Dataset
Metadata Created Date May 31, 2024
Metadata Updated Date November 14, 2025
Publisher U.S. Forest Service
Maintainer
Identifier https://www.arcgis.com/home/item.html?id=7cea729c213e409aade5a2838293f09e
Data First Published 2024-05-06
Data Last Modified 2025-10-06
Category geospatial
Public Access Level public
Bureau Code 005:96
Metadata Context https://project-open-data.cio.gov/v1.1/schema/catalog.jsonld
Schema Version https://project-open-data.cio.gov/v1.1/schema
Catalog Describedby https://project-open-data.cio.gov/v1.1/schema/catalog.json
Harvest Object Id 657d2c49-cfcf-427f-b4a3-6395c42a6eee
Harvest Source Id d3fafa34-0cb9-48f1-ab1d-5b5fdc783806
Harvest Source Title USDA JSON
Homepage URL https://data-usfs.hub.arcgis.com/datasets/usfs::wildfire-hazard-potential-version-2023-continuous-image-service
License https://creativecommons.org/licenses/by/4.0/
Metadata Type geospatial
Old Spatial -180.0000,18.8388,180.0000,71.5630
Program Code 005:059
Progresscode onGoing
Source Datajson Identifier True
Source Hash 71b03d94a49f2157a8e5faf541d53f64173628c3722954190b3376250d777b76
Source Schema Version 1.1
Spatial {"type": "Polygon", "coordinates": -180.0000, 18.8388, -180.0000, 71.5630, 180.0000, 71.5630, 180.0000, 18.8388, -180.0000, 18.8388}

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