GIS Data Catalog

Cartographic Greyscale Hillshade from combined bathymetry and topography of the Puget Lowlands

Cartographic Greyscale Hillshade from combined bathymetry and topography of the Puget Lowlands

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Summary

Generalized cartographic display

Description

Default grey-scale hillshade derived from PSDEM2005 source data.

Layer information

Layer Name	SURFACE_PSDEMHillshadeCartographic
Subject Category	Imagery
Title	Cartographic Greyscale Hillshade from combined bathymetry and topography of the Puget Lowlands
Feature Count	1
Feature Type	Raster
Next Update	None planned
Spatial reference	None
Control ID	None
Place Keywords	Pacific NW, Puget Sound Lowlands, Washington State
Theme Keywords	Elevation, Elevation Model, Digital Elevation Model, Hillshade, Topography
Supplemental Information	All these datasets exist only at KeyRegion index level.

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.
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.
MosaicID No Source Noted	Description Not Found Domain Not Found

Contact information

Maintained by	KCGIS Center
Primary	KCGIS Center giscenter@kingcounty.gov

Terms of Use

License	Terms of use and copyright

Summary

Generalized cartographic display

Description

Default grey-scale hillshade derived from PSDEM2005 source data.

Contact information

Maintained by	KCGIS Center
Primary	KCGIS Center giscenter@kingcounty.gov

Terms of use and copyright

License	Terms of use and copyright

Change history

12/1/2005	Used ArcInfo 9.0 workstation ASCIIGRID command to convert ascii-formatted file to ESRI grid format
12/1/2005	Used ArcInfo 9.0 workstation GRIDIMAGE command to create TIF version of GRID for distribution to Spatial Data Warehouse
12/1/2005	Used ArcInfo 9.0 workstation HILLSHADE command with default arguements to create grey-scale hillshade from reprojected DEM.
12/1/2005	Use MrSID GeoExpress v. 5 to convert TIFF to SID for posting to Spatial Data Warehouse. Image was compressed at approximately 7x.
12/1/2005	Use ArcInfo 9.0 workstation PROJECTDEFINE to establish Washington State Plane North, NAD 83, units Feet projection header. Used PROJECTGRID command to reproject grid to HARN.
12/1/2005	Downloaded and unzipped psdem_2005.asc from http://www.ocean.washington.edu/data/pugetsound/psdem2005.html