A seismic refraction study of a portion of the northeastern margin of the Tualatin Valley, Oregon
The Tualatin Valley is a well defined elliptical basin centered at Hillsboro, with a major axis trending roughly N65°W. The valley is bordered on the northeast by the Tualatin Mountains (Portland Hills) which are a faulted, northwest-trending asymmetrical anticline. Topographic and geophysical evide...
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| Format: | Others |
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PDXScholar
1987
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| Online Access: | https://pdxscholar.library.pdx.edu/open_access_etds/3723 https://pdxscholar.library.pdx.edu/cgi/viewcontent.cgi?article=4732&context=open_access_etds |