Survey data is referenced to Oregon North State Plane Coordinates North American Data 1983 with sounding reference below Columbia River datum in U.S. Survey Feet to above Bonneville Dam where the soundings are referred to minimum operating pool elevation.

Vancouver to The Dalles
   Survey title Survey date Survey date
       Sheet number    River mile Channel line Cross line
   Upper Vancouver Bar 08/30/2018 05/04/2018
       CL_30_VUP    106+24 to 110+10 PDF XYZ Shape PDF XYZ Shape
   Airport Bar 08/28/2018 05/04/2018
       CL_31_AIR    110+10 to 114+00 PDF XYZ Shape PDF XYZ Shape
   Government Island Reach 08/28/2018 05/31/2018
       CL_32_GOV    114+00 to 117+39 PDF XYZ Shape PDF XYZ Shape
   Lady Island Ranges 08/20/2018 06/01/2018
       CL_33_LDY    117+39 to 122+28 PDF XYZ Shape PDF XYZ Shape
   Washougal Ranges 08/21/2018 05/03/2018
       CL_34_WSH    122+28 to 125+15 PDF XYZ Shape PDF XYZ Shape
   Reed Island Reach 08/09/2018 05/05/2018
       CL_35_RED    125+15 to 128+50 PDF XYZ Shape PDF XYZ Shape
   Cape Horn 08/15/2018 05/05/2018
       CL_36_CPH    128+50 to 132+30 PDF XYZ Shape PDF XYZ Shape
   Fashion Reef 08/23/2018 05/03/2018
       CL_37_FAS    132+30 to 136+30 PDF XYZ Shape PDF XYZ Shape
   Multnomah Falls Upper Reach 08/27/2018 04/18/2018
       CL_38_MLT    136+30 to 140+10 PDF XYZ Shape PDF XYZ Shape
   Warrendale Channel 08/13/2018 05/02/2018
       CL_39_WNR    140+10 to 143+50 PDF XYZ Shape PDF XYZ Shape
   Bonneville Dam Lower 01/29/2018 03/01/2017
       CL_40_BON    143+50 to 145+15 PDF XYZ Shape PDF XYZ Shape
   Bonneville Dam Upper 01/31/2018  
       CL_40_BOD    145+15 to 147+40 PDF XYZ Shape      
   Cascade Rapids 01/13/2011  
       CL_41_CAR    147+40 to 151+30 PDF XYZ Shape      
   Wind Mountain Lower 01/12/2011  
       CL_42_WML    151+30 to 155+15 PDF XYZ Shape      
   Wind Mountain Upper 01/12/2011  
       CL_43_WMU    155+15 to 158+35 PDF XYZ Shape      
   Little White Salmon 01/11/2011  
       CL_44_LWS    158+35 to 162+20 PDF XYZ Shape      
   Mitchell Point 01/11/2011  
       CL_45_MIP    162+20 to 165+40 PDF XYZ Shape      
   Hood River 04/30/2018  
       CL_46_HDR    165+40 to 169+35 PDF XYZ Shape      
   Bingen Reach 08/16/2018  
       CL_47_BGR    169+35 to 173+15 PDF XYZ Shape      
   Eighteenmile Shoal 12/13/2010  
       CL_48_EMS    173+15 to 177+15 PDF XYZ Shape      
   Memaloose Island 12/09/2010  
       CL_49_MEM    177+15 to 181+05 PDF XYZ Shape      
   Squally Point 12/08/2010  
       CL_50_SPR    181+05 to 184+35 PDF XYZ Shape      
   Crates Point 12/08/2010  
       CL_51_CRP    184+35 to 188+30 PDF XYZ Shape      
   The Dalles Dam Lock 02/09/2016  
       CL_52_DDL    188+30 to 191+40 PDF XYZ Shape