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	wtr	---	water	---
	tz	---	tectonic zone	---
	Qb	Holocene	beach deposits	---
	Qb	Holocene	beach deposits	---
	Qa	Holocene-Pleistocene	alluvium	---
	Qa	Holocene-Pleistocene	alluvium	---
	Qa	Holocene-Pleistocene	alluvium	---
	Qls	Holocene-Pleistocene	mass-wasting deposits, mostly landslides	---
	Qls	Holocene-Pleistocene	mass-wasting deposits, mostly landslides	---
	Qgd	Pleistocene	continental glacial drift, Fraser-age	mostly Vashon Stade in western WA; unnamed in eastern WA
	Qgl	Pleistocene	glaciolacustrine deposits, Fraser-age	mostly Vashon Stade in western WA; unnamed in eastern WA
	Qgl	Pleistocene	glaciolacustrine deposits, Fraser-age	mostly Vashon Stade in western WA; unnamed in eastern WA
	Qgl	Pleistocene	glaciolacustrine deposits, Fraser-age	mostly Vashon Stade in western WA; unnamed in eastern WA
	Qgo	Pleistocene	continental glacial outwash, Fraser-age	mostly Vashon Stade in western WA; unnamed in eastern WA
	Qgo	Pleistocene	continental glacial outwash, Fraser-age	mostly Vashon Stade in western WA; unnamed in eastern WA
	Qgo	Pleistocene	continental glacial outwash, Fraser-age	mostly Vashon Stade in western WA; unnamed in eastern WA
	Qgt	Pleistocene	continental glacial till, Fraser-age	mostly Vashon Stade in western WA; unnamed in eastern WA
	Qgt	Pleistocene	continental glacial till, Fraser-age	mostly Vashon Stade in western WA; unnamed in eastern WA
	Qgt	Pleistocene	continental glacial till, Fraser-age	mostly Vashon Stade in western WA; unnamed in eastern WA
	Mn(c)	Miocene, lower	nearshore sedimentary rocks	Clallam Formation
	MOm(p)	Miocene-Oligocene	marine sedimentary rocks	Pysht Formation, upper Twin River Group
	MOm(p)	Miocene-Oligocene	marine sedimentary rocks	Pysht Formation, upper Twin River Group
	MOm(pc)	Miocene-Oligocene	marine sedimentary rocks	Pysht Formation, upper Twin River Group, conglomerate of
	MOm(ps)	Miocene-Oligocene	marine sedimentary rocks	Pysht Formation, upper Twin River Group, sandstone of
	MOm(ps)	Miocene-Oligocene	marine sedimentary rocks	Pysht Formation, upper Twin River Group, sandstone of
	Om(c)	Oligocene	marine sedimentary rocks	Cape Alava coastal block, Ozette terrane
	Om(cc)	Oligocene	marine sedimentary rocks	Cape Alava coastal block, Ozette terrane, conglomerate
	Om(mf)	Oligocene	marine sedimentary rocks	Makah Formation, middle Twin River Group, Falls Creek unit
	OEm	Oligocene-Eocene	marine sedimentary rocks	Needles-GrayW.lith.assem.(Tabor&Cady,'78)
	OEm	Oligocene-Eocene	marine sedimentary rocks	Western Olympic lithic assemblage
	OEm(e)	Oligocene-Eocene	marine sedimentary rocks	Elk Lake block, siltstone unit of
	OEm(m)	Oligocene-Eocene	marine sedimentary rocks	Makah Formation, middle Twin River Group
	OEm(m)	Oligocene-Eocene	marine sedimentary rocks	Makah Formation, middle Twin River Group
	OEm(mb)	Oligocene-Eocene	marine sedimentary rocks	Makah Fm., middle Twin River Group, Baada Point Member
	OEm(md)	Oligocene-Eocene	marine sedimentary rocks	Makah Fm., middle Twin River Gp., Dtokoah Point Member
	OEm(mj)	Oligocene-Eocene	marine sedimentary rocks	Makah Fm., middle Twin River Group, Jansen Creek Member
	OEm(mk)	Oligocene-Eocene	marine sedimentary rocks	Makah Fm., middle Twin River Gp., Klachopis Point Member
	OEm(mss)	Oligocene-Eocene	marine sedimentary rocks	Makah Fm., middle Twin River Grp, unnamed sandstone unit of
	OEm(mt)	Oligocene-Eocene	marine sedimentary rocks	Makah Fm., middle Twin River Group, Third Beach Member
	OEm(o)	Oligocene-Eocene	marine sedimentary rocks	Ozette Lake-Calawah Ridge block
	OEm(oc)	Oligocene-Eocene	marine sedimentary rocks	Ozette Lake-Calawah Ridge block, conglomerate of
	OEm(p)	Oligocene-Eocene	marine sedimentary rocks	Portage Head/Point of Arches block
	OEm(r)	Oligocene-Eocene	marine sedimentary rocks	rhythmic thin- to medium-bedded sandstone and shale
	OEm(sm)	Oligocene-Eocene	marine sedimentary rocks	Snag Peak block, sandstone unit "m" of
	OEm(sp)	Oligocene-Eocene	marine sedimentary rocks	Snag Peak block, sandstone and siltstone unit "p" of
	OEm(ss)	Oligocene-Eocene	marine sedimentary rocks	Snag Peak block, siltstone and sandstone unit of
	OEm(st)	Oligocene-Eocene	marine sedimentary rocks	Snag Peak block, siltstone unit of
	OEm(w)	Oligocene-Eocene	marine sedimentary rocks	Washburn Hill block, turbidite sandstone unit of
	OEvb	Oligocene-Eocene	basalt flows	---
	OEvb	Oligocene-Eocene	basalt flows	Needles-Gray Wolf lithic assemblage
	OEvb	Oligocene-Eocene	basalt flows	Needles-Gray Wolf lithic assemblage
	OEvt(m)	Oligocene-Eocene	tuffs and tuff breccias	Makah Fm., m. Twin River Grp, Carpenters Creek Tuff Member
	Em(2b)	Eocene, upper	marine sedimentary rocks	Bahobohosh, sandstone of
	Em(2ec)	Eocene, upper	marine sedimentary rocks	Elk Lake block, conglomerate and sandstone of
	Em(2es)	Eocene, upper	marine sedimentary rocks	Elk Lake block, sheared siltstone & sandstone of
	Em(2h)	Eocene, upper	marine sedimentary rocks	Hoko River Formation, lower Twin River Group
	Em(2h)	Eocene, upper	marine sedimentary rocks	Hoko River Formation, lower Twin River Group
	Em(2hb)	Eocene, upper	marine sedimentary rocks	Hoko R. Fm.,lower Twin River Group, phyllite & basaltic sst. of
	Em(2hc)	Eocene, upper	marine sedimentary rocks	Hoko R. Fm., lower Twin River Group, cob.&boul.chan.depos.
	Em(2hc)	Eocene, upper	marine sedimentary rocks	Hoko R. Fm., lower Twin River Group, cob.&boul.chan.depos.
	Em(2hc)	Eocene, upper	marine sedimentary rocks	Hoko R. Fm., lower Twin River Group, cob.&boul.chan.depos.
	Em(2hs)	Eocene, upper	marine sedimentary rocks	Hoko R. Fm., lower Twin River Group, turbidite sandstone of
	Em(2lb)	Eocene, upper	marine sedimentary rocks	Lyre Fm., breccia and conglomerate of Cape Flattery
	Em(2lc)	Eocene, upper	marine sedimentary rocks	Lyre Formation, conglomerate member of
	Em(2ls)	Eocene, upper	marine sedimentary rocks	Lyre Formation, sandstone member of
	Em(2ls)	Eocene, upper	marine sedimentary rocks	Lyre Formation, sandstone member of
	Em(2p)	Eocene, upper	marine sedimentary rocks	Portage Head/Point of Arches block, conglomerate of
	Em(2wc)	Eocene, upper	marine sedimentary rocks	Washburn Hill block, sandstone and conglomerate unit of
	Em(2wp)	Eocene, upper	marine sedimentary rocks	Waatch Point, siltstone of
	Em(2a)	Eocene, mid-upper	marine sedimentary rocks	Aldwell Formation
	Em(2as)	Eocene, mid-upper	marine sedimentary rocks	Aldwell Formation, siltstone of
	Em(ec)	Eocene, mid-upper	marine sedimentary rocks	Elk Lake block, sandstone and conglomerate unit of
	Ebx(e)	Eocene	tectonic breccia	Elk Lake block, melange unit of
	Ebx(o)	Eocene	tectonic breccia	Ozette Lake-Calawah Ridge block
	Ebx(pc)	Eocene	tectonic breccia	Petroleum Creek block
	Eib(cs)	Eocene	basic intrusive rocks	Crescent Formation, silicified basic intrusive rocks of the
	Em(1b)	Eocene, middle	marine sedimentary rocks	Bear Creek, siltstone and sandstone of
	Em(1bc)	Eocene, middle	marine sedimentary rocks	Bear Creek, conglomerate and mudflow deposits of
	Em(1bn)	Eocene, middle	marine sedimentary rocks	Brownes Creek, siltstone of
	Em(1bs)	Eocene, middle	marine sedimentary rocks	Bear Creek,carbonaceous lithofeldsp. concretion. sandstone of
	Em(1l)	Eocene, middle	marine sedimentary rocks	Lizard Lake, basaltic sandstone & conglomerate of
	Em(1w)	Eocene, middle	marine sedimentary rocks	Washburn Hill block
	Em(2sc)	Eocene, middle	marine sedimentary rocks	Snag Peak block, sandstone and conglomerate unit of
	Em(2wq)	Eocene, middle	marine sedimentary rocks	Waatch quarry, siltstone and sandstone of
	Em(2ws)	Eocene, middle	marine sedimentary rocks	Washburn Hill block, sandstone unit of
	Em(pc)	Eocene, middle	marine sedimentary rocks	Petroleum Creek block
	Ev(h)	Eocene, middle	volcanic rocks	Hobuck Lake, volcanic rock facies of
	Evb(h)	Eocene, middle	basalt flows	Hobuck Lake, basaltic facies of
	Evb(hs)	Eocene, middle	basalt flows	Hobuck Lake, basaltic facies of, with sediments
	Evc(w)	Eocene, middle	volcaniclastic deposits or rocks	Washburn Hill block
	Evs(h)	Eocene, middle	volcanic and sedimentary rocks	Hobuck Lake, sedimentary and basaltic rocks of
	Evt(h)	Eocene, middle	tuffs and tuff breccias	Hobuck Lake, tuffaceous unit of
	Eigb(c)	Eocene, lower-mid	gabbro	Crescent Formation
	Em(1c)	Eocene, lower-mid	marine sedimentary rocks	Crescent Formation, sedimentary rocks of
	Em(1o)	Eocene, lower-mid	marine sedimentary rocks	Ozette Lake-Calawah Ridge block
	Em(1p)	Eocene, lower-mid	marine sedimentary rocks	Portage Head/Point of Arches block, sandstone & siltstone of
	Em(1s)	Eocene, lower-mid	marine sedimentary rocks	Snag Peak block, concretionary siltstone & claystone of
	Ev(cp)	Eocene, lower-mid	basalt flows and flow breccias, Crescent Formation	Crescent Formation, pillowed
	Ev(cp)	Eocene, lower-mid	basalt flows and flow breccias, Crescent Formation	Crescent Formation, pillowed
	Evb(o)	Eocene, lower-mid	basalt flows	Ozette Lake-Calawah Ridge block
	Eigb(p)	Eocene, lower	gabbro	Portage Head/Point of Arches block
	Em(1pc)	Eocene, lower	marine sedimentary rocks	Portage Head/Point of Arches block, conglomerate & breccia of
	Evb(p)	Eocene, lower	basalt flows	Portage Head/Point of Arches block
	Evb(w)	Eocene, lower	basalt flows	Washburn Hill block, pillow basalt & breccia of
	EPAm	Eocene-Paleocene	marine sedimentary rocks	Blue Mountain unit of the Crescent Formation
	EPAm(c)	Eocene-Paleocene	marine sedimentary rocks	Blue Mountain unit of the Crescent Formation, conglomerate of
	PAida	Paleocene	intrusive dacite	Portage Head/Point of Arches block
	PAKbx(p)	Paleo-Cretaceous	tectonic breccia	Portage Head/Point of Arches block
	Kvs(p)	Cretaceous	volcanic and sedimentary rocks	Portage Head/Point of Arches block
	KJigbd(p)	Cretaceous-Jurassic	gabbro and diorite	Portage Head/Point of Arches block