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NOAA/NESDIS/NGDC
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Kachemak Bay, AK 1/3 arc-second MHW DEM

The Kachemak Bay DEM covers the entire Kachemak Bay of Alaska, and includes the towns of Homer and Seldovia. Kachemak Bay is located on the Kenai Peninsula, about 100 miles south of Anchorage. The DEM has a 1/3 arc-second (~10 meter) cell size, and is referenced to a vertical datum of mean high water. It was built in December 2010 to support NOAA's Tsunami Program.



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DEM perspective image. 

Name Kachemak Bay
States Alaska
Region Gulf of Alaska
Extent
59.82
-152.1 -150.89
59.32
Date Completed 2010-12-07
Type Coastal Inundation
Horizontal Datum WGS 84
Projection Geographic (degrees)
Vertical Datum MHW (meters)
Vertical Transformation Source elevation data transformed vertically using a constant offset derived from NOAA tide stations.
Coverage Bathy-topo
Cell Size 1/3 arc-second
Registration Grid-node
Version 1
Source NOAA / NGDC / MGG
Developer NOAA / NGDC / MGG
Project NOAA Tsunami Inundation
Contact Barry W Eakins @ NOAA / NGDC
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DEM Restrictions

WARNING: DEM not to be used for navigation.

How to cite this DEM

Friday, D.Z., L.A. Taylor, B.W. Eakins, K.S. Carignan, R.J. Caldwell, P.R. Grothe, and E. Lim, 2012. Digital Elevation Model of Kachemak Bay, Alaska: Procedures, Data Sources and Analysis, NOAA Technical Memorandum NESDIS NGDC-58, U.S. Dept. of Commerce, Boulder, CO, 22 pp.
Questions or Comments: dem.info@noaa.gov