California Fire Perimeters (1950+)

The fire perimeter and prescribed fire feature service provides a reasonable view of the spatial distribution of past fires. Because of missing perimeters (see Use Limitation) this layer should be used with care in statistical analysis and reporting. Includes separate layers for just large fires (5000+ acres and last 5 years) and by decade (since 1950). The data and service is updated annually with fire perimeters from the previous fire season. This service represents the latest official release, and is updated annually when a new version is released. As of May 2021, it represents fire20_1.California Fire Perimeters (all): Includes all CAL FIRE fire history. It is scale dependent and starts displaying at the country level scale. Recent Large Fire Perimeters (>=5000 acres): Includes a subset of large fires last 5 years of fires 2016-2020, symbolized with color by year and is scale dependent and starts displaying at the country level scale. Year-only labels for recent large fires.California Fire Perimeters (1950+):

Full labels included only for 2015+ Large Fires, symbolized by decade, and those all display starting at country level scale. Prescribed Burns: begin displaying at country level scale.

Data and Resources

Field	Value
accessLevel	public
catalog_@context	https://project-open-data.cio.gov/v1.1/schema/catalog.jsonld
catalog_conformsTo	https://project-open-data.cio.gov/v1.1/schema
catalog_describedBy	https://project-open-data.cio.gov/v1.1/schema/catalog.json
identifier	8c5f348f-a7ae-4015-b908-98dbbfb33833
issued	2019-12-20T00:26:17.000Z
modified	2021-09-24T19:07:03.935Z
publisher	CAL FIRE
resource-type	Dataset
source_datajson_identifier	true
source_hash	5b043f2efca0f2db5a712920116f68d8a54616dc
source_schema_version	1.1
theme	{"Natural Resources"}
Groups	AmeriGEOSS National Provider North America
Tags	amerigeo amerigeoss cal-fire california california-forestry-and-fire-protection caopendata ckan fire fire-and-fuels fire-perimeters frap geo geoss national north-america united-states wildfires
isopen	False
license_id	notspecified
license_title	License not specified
maintainer	egis.CALFIRE
maintainer_email	tiffany.meyer@fire.ca.gov
metadata_created	2025-11-22T19:35:48.064848
metadata_modified	2025-11-22T19:35:48.064852
notes	<div>The fire perimeter and prescribed fire feature service provides a reasonable view of the spatial distribution of past fires. Because of missing perimeters (see Use Limitation) this layer should be used with care in statistical analysis and reporting.<span style='font-family:"Avenir Next W01", "Avenir Next W00", "Avenir Next", Avenir, "Helvetica Neue", sans-serif; font-size:16px;'> Includes separate layers for just large fires (5000+ acres and last 5 years) and by decade (since 1950). The data and service is updated annually with fire perimeters from the previous fire season. This service represents the latest official release, and is updated annually when a new version is released. As of May 2021, it represents fire20_1.</span></div><div><br /></div><ul><li>California Fire Perimeters (all): Includes all CAL FIRE fire history. It is scale dependent and starts displaying at the country level scale. </li></ul><div><br /></div><ul><li>Recent Large Fire Perimeters (>=5000 acres): Includes a subset of large fires last 5 years of fires 2016-2020, symbolized with color by year and is scale dependent and starts displaying at the country level scale. Year-only labels for recent large fires.</li></ul><div><br /></div><ul><li>California Fire Perimeters (1950+): Full labels included only for 2015+ Large Fires, symbolized by decade, and those all display starting at <span style='display:inline !important; background-color:rgb(255, 255, 255); color:rgb(76, 76, 76); font-family:"Avenir Next","Avenir","Helvetica Neue","Helvetica","Arial",sans-serif; font-size:15px; font-style:normal; font-variant:normal; font-weight:400; letter-spacing:normal; text-align:left; text-decoration:none; text-indent:0px; text-transform:none; word-spacing:0px;'>country level scal</span>e. <br /></li></ul><div><br /></div><ul><li>Prescribed Burns: begin displaying at <span style='display:inline !important; background-color:rgb(255, 255, 255); color:rgb(76, 76, 76); font-family:"Avenir Next","Avenir","Helvetica Neue","Helvetica","Arial",sans-serif; font-size:15px; font-style:normal; font-variant:normal; font-weight:400; letter-spacing:normal; text-align:left; text-decoration:none; text-indent:0px; text-transform:none; word-spacing:0px;'>country level scal</span>e.</li></ul><div><div style='font-family:"Avenir Next W01", "Avenir Next W00", "Avenir Next", Avenir, "Helvetica Neue", sans-serif; font-size:16px;'><br /></div> <br /></div><div><br /></div><div><span style='font-size:11.0pt; font-family:"Calibri",sans-serif;'><br /></span></div>
num_resources	6
num_tags	17
title	California Fire Perimeters (1950+)