GIS Data Catalog

2015 - 2016 Tree Canopy for Western King County

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2015 - 2016 Tree Canopy for Western King County

Summary


Show height of vegetated areas over 15 feet high and uses intensity data to classify tree type: Deciduous, Conifer or Other.

Uses lidar data to create a classification of deciduous or conifer but has not been field verified.

Description


Height of vegetated areas over 15 to represent trees.

Determined by difference between DSM and DGM, then masking out using reversed impervious areas over 15 feet.

The product is a continuous raster data set which stores 3 values which represents a general tree type of deciduous, conifer, and other.


Layer information

Layer Name LANDCOVER_TreeCanopy2016
Subject Category Imagery
Title 2015 - 2016 Tree Canopy for Western King County
Feature Count 1
Feature Type Raster
Next Update None planned
Spatial reference None
Control ID None
Place Keywords Washington, King County
Theme Keywords Vegetation Height, Trees, Canopy, Deciduous, Conifer, Elevation, Environment, Imagerybasemapsearthcover
Supplemental Information

http://www5.kingcounty.gov/sdc/addl_doc/supplementalinformation_2015_2016treecanopyproducts.pdf


Attribute information

OBJECTID

From Esri

Description

Internal feature number.

Domain

Sequential unique whole numbers that are automatically generated.

SHAPE

From Esri

Description

Feature geometry.

Domain

Coordinates defining the features.

MosaicID

No Source Noted

Description

Not Found

Domain

Not Found

SHAPE_Length

From Esri

Description

Length of feature in internal units.

Domain

Positive real numbers that are automatically generated.

SHAPE_Area

From Esri

Description

Area of feature in internal units squared.

Domain

Positive real numbers that are automatically generated.


Contact information

Maintained by KCGIS Center
Primary KCGIS Center

giscenter@kingcounty.gov


Terms of Use

2015 - 2016 Tree Canopy for Western King County

Summary


Show height of vegetated areas over 15 feet high and uses intensity data to classify tree type: Deciduous, Conifer or Other.

Uses lidar data to create a classification of deciduous or conifer but has not been field verified.

Description


Height of vegetated areas over 15 to represent trees.

Determined by difference between DSM and DGM, then masking out using reversed impervious areas over 15 feet.

The product is a continuous raster data set which stores 3 values which represents a general tree type of deciduous, conifer, and other.


Contact information

Maintained by KCGIS Center
Primary KCGIS Center

giscenter@kingcounty.gov


Terms of use and copyright


Change history

1/24/2018

4 Extract 3 classes from Lidar Intensity data for tree types.

3/1/2017

3 Overlay lidar with the opposite of impervious layer for vegetation features.

2/1/2017

2 Build 2016 surface and ground model lidar.

1/3/2017

1 Build Impervious layer from 4 band near infrared images.