div class=ts-pagebuttonPage 1button div class=ts-image amp-img class=ts-thumb alt=Page 1: pubsusgsgovdudes some colluvium and slopewash and coarse poorly sorted flash-flood deposits in narrow canyons Thickness 0—40 ft Colluvium Holocene and Pleistocene —Slopewash src=https:reader033vdocumentinreader033viewer20220421095e88f1379475ec1f5a74fbe0html5thumbnails1jpg width=142 height=106 layout=responsive amp-img divdiv