Maps Showing Inundation Depths, Ice-Rafted Erratics, and Sedimentary Facies of Late Pleistocene Missoula Flood in the Willamette Valley, Oregon

Online link https://geo-nsdi.er.usgs.gov/metadata/open-file/03-408/metadata.faq.html
Description This digital dataset, compiled from previously published and unpublished data sources, contains a personal geodatabase and raster data of features related to the repeated inundation of the Willamette Valley and Portland basin by Missoula Flood waters in L
Originators Minervini, J. M.; O'Connor, J. E.; Wells, Ray E.; Wheeler, Karen L.; and Thoms, Evan E.
Publication U.S. Geological Survey Open-File Report 03-408

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Landslide

Polygon delineating the planimetric area of a landslide found in coverages whose names begin with ls, ols, or yls

Label Definition
LS Some regions within landslides were apparently unaffected by the landslide (that is, they represent areas bypassed by the landslide but are within its outer boundaries) This attribute is used to distinguish those areas from the landslide itself.

Mapped area

Polygon in the mm coverages, used to indicate the method by which landslides were identified, found in coverages whose names begin with mm.

Label Definition
MM Mapping method