Draft

Jul 26, 2013 · The drainage basin for Sand Canyon (about 5.5 miles long – east to west and up to 1 mile wide – north/south) drains about 2900 acres (See Appendix – Maps – Map #1). It originates on a high ridge (elevation 3300’ MSL) in the east and drops to the Columbia River (elevation 600’ MSL) in the west. ................
................