DOGAMI Interpretive Map Series

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IMS-31, Landslide Inventory Maps of the Astoria quadrangle, Clatsop County, Oregon, by William J. Burns and Katherine A. Mickelson.

(NW, NE, SE, and SW quarter quadrangles of the Astoria 7.5' quadrangle; 1:8,000 scale)

Download publication .zip file (167 MB)

Individual plates (36 x 44 inches). 

IMS-31 contains the four quarter quads that comprise the Astoria 7.5' quad as well as:

- Special Paper 42, Protocol for inventory mapping of landslide deposits from light detection and ranging (lidar) imagery, by William J. Burns and Ian P. Madin -- included to provide background on how the landslide inventory data were prepared.

In addition,IMS-31 contains a geodatabase, metadata for the GIS files, and a readme.txt file.


Individual plates (36 x 44 inches). 

NW quarter of Astoria quad

NE quarter of Astoria quad

SE quarter of Astoria quad

SW quarter of Astoria quad