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High Resolution Change Detection
OwnerThe Washington State Department of Ecology - view all
Update frequencyunknown
Last updated10 months ago
Overview

To download the entire dataset click on https://fortress.wa.gov/dfw/public/PublicDownload/Habitat/HRCD/HRCD.zipThis dataset includes changes in land cover throughout Washington State, specifically areas of tree loss and development. Changes are represented as polygons and include qualitative descriptions and quantitative assessments of changes. Attributes provide details about causes of change (Change Agents), types of changes observed (e.g. canopy loss, impervious surface gain), area of change, and time period for when the change occurred. The change locations were identified from analyzing high resolution (1-meter) NAIP imagery, allowing changes as small as a single tree or new home to be identified. This dataset covers most of Western Washington and several counties in Eastern Washington. Coverage is split along county and/or WRIA boundaries and the time periods for change locations vary by county and/or WRIA. All areas in the dataset were assessed for changes between 2011 and 2017; additionally, some locations include changes as early as 2006 or as recent as 2019. Visit https://hrcd-wdfw.hub.arcgis.com/ or email HRCD@dfw.wa.gov for more information on how the data is created, accuracy information, tutorials, user guides, and current coverage information.This dataset is updated regularly (about twice a year) with more recent years of change, new counties / WRIAs, or both. This copy of the data was updated in July 2022.

2006200920112013201520172019BiotaChange DetectionEnvironmentEnvironmental MonitoringFish habitatHRCDHigh Resolution Change DetectionLand CoverLand Cover ChangeNAIPNational Agriculture Imagery ProgramPSPPacific NorthwestPuget SoundPuget Sound PartnershipWDFWWRIAWashington Department of Fish and WildlifeWashington StateWater Resource Inventory Area
Additional Information
KeyValue
dcat_issued2022-01-21T21:59:03.000Z
dcat_modified2022-10-10T17:07:27.000Z
dcat_publisher_name WA Dept of Fish and Wildlife
guidhttps://www.arcgis.com/home/item.html?id=2259cc832d7a4c2eaa557b7b478e3288&sublayer=1
language
harvest_object_id72844890-34b3-4b80-a2a0-db2abcd2226f
harvest_source_id03016d16-b963-4f6a-99b0-8a37574f4576
harvest_source_titleWashington Geospatial Open Data Portal
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