A nice summary of meteorites from Oregon, Washington, and two from British Columbia can be found in:
Mustoe, George E. (1999) Meteorites from the Pacific Northwest, Oregon Geology, Vol. 61, No. 2, March/April 1999.

Oregon Meteorites:
(only 4 meteorites have ever been recovered in Oregon)
 

	Klamath Falls IIIF Iron (medium octahedrite), 17kg approximate recovered weight.  Found in 1952
Salem L6 ordinary chondrite, 61g approximate recovered weight.  Fell on May 11, 1981 at 1:15 a.m.
	Sam's Valley IIIAB iron (medium octahedrite), 7.9kg approximate recoverd weight.  Found in 1894 in Jackson County.
Willamette IIIAB iron (medium octahedrite), 15 tons approximate recovered weight.  Found in 1902 in Oregon City. (Photo courtesy of Lake Oswego Public Library)