Wells, Ray E.

About the author


Geologic map of the Tillamook Highlands, northwest Oregon Coast Range: A digital database

This digital geologic map database represents the distribution and character of Cenozoic geologic strata in six 15' quadrangles covering most of the Tillamook Highlands in the northwest Oregon Coast Range. The geologic map was published as Open-File Repor

Geologic map and database of the Roseburg 30 x 60 minute quadrangle, Douglas and Coos Counties, Oregon

This digital map database, largely compiled from new mapping by the authors, represents the general distribution of bedrock and surficial deposits of the Roseburg 30 x 60 minute quadrangle along the southeastern margin of the Oregon Coast Range and its te

Reconnaissance Geologic Map of the Dixonville 7.5' Quadrangle, Oregon

This digital map database, compiled from new mapping by the authors, represents the general distribution of bedrock and surficial deposits of the Dixonville 7.5 minute quadrangle along the southeastern margin of the Oregon Coast Range and its tectonic bou

Shaded-relief and Color Shaded-relief maps of the Willamette Valley, Oregon

This digital dataset was compiled from newly released U.S. Geological Survey 10-meter digital elevation model (DEM) data, along with stream and transportation coverages previously published on the internet. This report consists of a digital representatio

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

This digital dataset, compiled from previously published and unpublished data sources, contains a personal geodatabase and raster data of features related to the repeated inundation of the Willamette Valley and Portland basin by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