DOGAMI Interpretive Map Series

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IMS-30, Landslide inventory maps of the Oregon City quadrangle, Clackamas County, Oregon, by William J. Burns and Katherine A. Mickelson.

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

Download publication .zip file (166 MB)

IMS-30 contains the three quarter quads to complete the Oregon City 7.5' quad (the NW quarter quadrangle was released as IMS-26, included in IMS-30 file set) as well as:  

- IMS-26, Landslide Inventory Map of the Northwest Quarter of the Oregon City quadrangle, Clackamas County, Oregon (one plate), by  William J. Burns and Ian P. Madin -- included to complete the 7.5' Oregon City quadrangle

- 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, the CD contains a geodatabase, metadata for the GIS files, and a readme.txt file.

 

Individual plates (36 x 44 inches).

NW quarter of Oregon City quad

NE quarter of Oregon City quad

SE quarter of Oregon City quad

SW quarter of Oregon City quad