(Maybe.) Seems to be aligned with lithospheric flow from the Juan de Fuca Ridge. Seems to be faint and confused in Oregon. See also Geology of the Pacific Northwest Notes References Sources OSTI: DOE's Office of Scientific and Technical Information. See also Energy Citations Database. . . . . . . . . . . . 130 pages. Note: some catalogs misidentify this item as edited by K. A. Bergstrom. Also, another item with the same editor, title, and year (report SD-BWI-TI-111, 175 pages) is actually the rough-draft of this item. . . Google Books . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . External links Geologic History of Washington State. Burke Museum. Evolution of the Pacific Northwest Good text on the geology of Cascadia. Geology of Oregon Geology of Washington (state)