CLICK ON A COLORED AREA OF THE GEOLOGY MAP TO SHOW INFORMATION HERE
wtr --- water ---
Qa Holocene alluvium ---
Qb Holocene beach deposits ---
Qao Pleistocene alpine glacial outwash, Fraser-age ---
Qap Pleistocene alpine glacial drift, pre-Fraser ---
Qapo Pleistocene alpine glacial outwash, pre-Fraser ---
Qapt Pleistocene alpine glacial till, pre-Fraser ---
Qapw(1) Pleistocene alpine glacial drift, pre-Wisconsin older
Qapw(2) Pleistocene alpine glacial drift, pre-Wisconsin younger
Qapwo(1) Pleistocene alpine glacial outwash, pre-Wisconsin older
Qapwo(2) Pleistocene alpine glacial outwash, pre-Wisconsin younger
Qapwt(2) Pleistocene alpine glacial till, pre-Wisconsin younger
Qc(d) Pleistocene continental sedimentary deposits or rocks Damon silt
PLMn Pliocene-Miocene nearshore sedimentary rocks ---
Mbx Miocene tectonic breccia ---
Mm(r) Miocene marine sedimentary rocks rhythmic thin- to medium-bedded sandstone and shale
Mm(sl) Miocene marine sedimentary rocks siltstone
Mm(ss) Miocene marine sedimentary rocks sandstone
Mml Miocene marine clastic rocks dominantly thick-bedded lithic sandstone
Mv Miocene volcanic rocks ---
MEm Miocene-Eocene marine sedimentary rocks ---
Em Eocene marine sedimentary rocks ---
Evb Eocene basaltic rocks ---
Em(1h) Eocene, lower to middle marine sedimentary rocks Hoh Assemblage
Ev(c) Eocene, lower to middle basalt flows and flow breccias, Crescent Formation Crescent Formation
Ev(c) Eocene, lower to middle basalt flows and flow breccias, Crescent Formation Crescent Formation