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snippet: Probabilistic Wildfire Risk. Updated February 2024 with the 3rd Edition (2023).
summary: Probabilistic Wildfire Risk. Updated February 2024 with the 3rd Edition (2023).
extent: [[-128.391176134305,22.4261576177957],[-64.0488049200741,52.484282229766]]
accessInformation: The USDA Forest Service makes no warranty, expressed or implied, including the warranties of merchantability and fitness for a particular purpose, nor assumes any legal liability or responsibility for the accuracy, reliability, completeness or utility of these geospatial data, or for the improper or incorrect use of these geospatial data. These geospatial data and related maps or graphics are not legal documents and are not intended to be used as such. The data and maps may not be used to determine title, ownership, legal descriptions or boundaries, legal jurisdiction, or restrictions that may be in place on either public or private land. Natural hazards may or may not be depicted on the data and maps, and land users should exercise due caution. The data are dynamic and may change over time. The user is responsible to verify the limitations of the geospatial data and to use the data accordingly.
thumbnail: thumbnail/thumbnail.png
maxScale: 1.7976931348623157E308
typeKeywords: ["ArcGIS","ArcGIS Server","Data","Map Service","Service"]
description: <DIV STYLE="text-align:Left;"><DIV><P><SPAN>Updated February 2024 with the 3rd Edition (2023). National burn probability (BP) and conditional fire intensity level (FIL) data were generated for the conterminous United States (US) using a geospatial Fire Simulation (FSim) system developed by the US Forest Service Missoula Fire Sciences Laboratory to estimate probabilistic components of wildfire risk (Finney et al. [2011]). The FSim system includes modules for weather generation, wildfire occurrence, fire growth, and fire suppression. FSim is designed to simulate the occurrence and growth of wildfires under tens of thousands of hypothetical contemporary fire seasons in order to estimate the probability of a given area (i.e., pixel) burning under current landscape conditions and fire management practices. The data presented here represent modeled BP and FIL for the conterminous US at a 270-meter grid spatial resolution. The six FILs correspond to flame-length classes as follows: FIL1 = &lt; 2 feet (ft); FIL2 = 2 &lt; 4 ft.; FIL3 = 4 &lt; 6 ft.; FIL4 = 6 &lt; 8 ft.; FIL5 = 8 &lt; 12 ft.; FIL6 = 12+ ft. Because they indicate conditional probabilities (i.e., representing the likelihood of burning at a certain intensity level, given that a fire occurs), the FIL*_20160830 data must be used in conjunction with the BP_20160830 data for risk assessment.</SPAN></P></DIV></DIV>
licenseInfo:
catalogPath:
title: ProbabilisticWildfireRisk
type: Map Service
url:
tags: ["burn probability","fire intensity","flame length","Ecology","Ecosystems","& Environment","CONUS","conterminous United States","Fire","geoscientificInformation"]
culture: en-US
name: ProbabilisticWildfireRisk
guid: F2468CF2-1A5B-4CA3-B691-FDE1F511A087
minScale: 0
spatialReference: WGS_1984_Web_Mercator_Auxiliary_Sphere