U.S. DEPARTMENT OF THE INTERIOR Prepared in cooperation v,;ith the OPEN-FILE REPORT 94-315 U.S. GEOLOGICAL SURVEY U.S. ENVIRONMENTAL PROTECTION AGENCY Bed-sediment sampling sites --PLATE 1 Bartleson, and others, 1994, Sediment"~ual 1t1· assessment of Franklin D Roosevelt Lake and the up31ream reach of the Golumbi~ River, W;ishington, 1992 117°15' 118° 45' 30· "c•--~·d-~- -- 49"45' 49°45' _, __- 1·"~,- Ru>-0'1 \ 1

EXPLANATION

Ji. 37 Site number and location (facing downstream) Letters RB, LB, and MS at end of the site names indicate samples were collected on right side (toward the "right bank" flrom mid channel), left side (toward the "left bank" from mid channel), and near the mid-section of the channel, respectively. Numbers 1 and 2 denote different :sites toward same bank.

x RM 730 River miles Indicate distance upstream from Ihle mouth of the Columbia River for the pre-impoundment river channel. [J)istance between mile markers appears shorter in areas where pre-impoundment channel is more sinuous than Lake Roosevelt.

SITES SAMPLED SITES SAMPLED

SITE SITE IDENTI­ SITE NAME SITE SITE IDENTI­ SITE NAME NUMBER FICATION NO. NUMBER FICATION NO.

1 492020117470900 Lower Arrow Lake above Syringa Creek LB1 37 483011118110200 Lake Roosevelt at French Point Rocks RB 2 492019117470800 Lower Arrow Lake above Syringa Creek LB2 38 482951118103500 Lake Roosevelt at French Po int Rocks MS 3 492023117442700 Columbia River below Hugh Keenleyside Dam LB 39 482917118100200 Lake Roosevelt at French Point Rocks LB 4 492129117334300 Kootenay River above Slocan River MS 40 482303118103700 Lake Roosevelt near Cheweka Creek LB 5 492128117334200 Kootenay River above Slocan River LB 41 481901118095800 Lake Roosevelt near Gifford MS 6 490020117342000 Pend D'Oreille River LB 42 481901118093200 Lake Roosevelt near Gifford LB 7 485952117380500 Columbia River at International Boundary RB 43 481905118091000 Lake Roosevelt near Gifford RB 8 485956117375100 Columbia River near International Boundary LB 44 481834118110600 Hall Creek near lnchelium LB 9 485813117385200 Columbia River at Auxiliary Gage near International Boundary RB 45 4818151181 15400 Hall Creek near lnchelium MS 10 485824117384800 Columbia River at Auxiliary Gage near International Boundary LB 46 480808118125200 Lake Roosevelt near Hunters LB 11 485623117435500 Columbia River above Goodeve Creek RB 47 480129118232900 Lake Roosevelt near Ninemile Creek MS 12 485603117 432000 Columbia River above Goodeve Creek LB 48 480129118223600 Lake Roosevelt near Ninemile Creek LB 13 485605117454600 Delta sediment at mouth of Big Sheep Creek RB 49 480127118241200 Lake Roosevelt near Ninemile Creek RB 14 485406117480400 Columbia River near Fivemile Creek LB 50- 480140118240600 Bank seaiment near Ninemile Creek RB 15 485229117503700 Columbia River near Onion Creek LB 51 475416118205900 Lake Roosevelt near Fort Spokane RB 16 485243117504200 Columbia River near Onion Creek RB 52 475635118133900 Spokane River below Orazada Creek MS 17 484907117560700 Lake Roosevelt at China Bend RB 53 475619118143400 Spokane River below Orazada Creek LB 18 484900117560700 Lake Roosevelt at China Be'nd MS 54 475640118143700 Spokane River below Orazada Creek RB 19 484602118020800 Lake Roosevelt near Bossborg RB 55 474907118212600 Hawk Creek near Creston RB 20 484106118015500 Lake Roosevelt near Summer Island RB1 56 475014118220500 Lake Roosevelt near Seven Bays MS 21 484102118011300 Lake Roosevelt near Summer Island RB2 57 475032118232700 Lake Roosevelt near Seven Bays RB 22 484011118050800 Lake Roosevelt near Marcus Island MS 58 474959118213600 Lake Roosevelt near Seven Bays LB 23 484016118054500 Lake Roosevelt near Marcus Island RB 59 475131118193000 Bank sediment near Seven Bays LB1 24 483949118050500 Lake Roosevelt near Marcus Island LB 60 475130118193000 Bank sediment near Seven Bays LB2 25 484404118065700 Kettle River below Napolean Bridge RB1 61 475556118325400 Lake Roosevelt near Whitestone Creek MS 26 484402118065700 Kettle River below Napolean Bridge RB2 62 480234118395400 Sanpoil River near Keller MS 27 484404118065900 Kettle River below Napolean Bridge LB 63 480233118394700 Sanpoil River near Keller LB 28 483632118071300 Lake Roosevelt near West Kettle Falls LB 64 480235118395700 Sanpoil River near Keller RB 29 483425118051000 Colville River below Highway 25 bridge MS 65 475845118411000 Bank sediment near San poi I River embayment RB 30 483425118051900 Colville River below Highway 25 bridge RB 66 475432118430600 Lake Roosevelt near Keller Ferry RB 31 483410118052400 Colville River below Highway 25 bridge LB 67 475546118412800 Beach sediment at Keller Ferry LB 32 483415118064800 Beach sediment near Colville River embayment LB 68 475735118494600 Lake Roosevelt at Swawilla Basin RB 33 483501118080800 Sherman Creek MS 69 475645118505900 Lake Roosevelt at Swawilla Basin LB 34 483056118084000 Beach sediment at Bradbury LB 70 475649118505700 Lake Roosevelt at Swawilla Basin MS 35 483304118090300 Lake Roosevelt near Haag Cove RB 71 475645118573000 Lake Roosevelt near Grand Coulee Dam RB 36 483308118083400 Lake Roosevelt near Haag Cove MS 72 480208118585600 Rufus Woods Lake near Seatons Grove LB

45'

I 48° 117"15'

British Columbia CANADA .UNITED STATES Plate location

Washington

118''

Bas;, from U.S. Gsological Survey Okanogan, 1963, Rrtrnlle. 1966, Washington 1;250,000

This map is based on information from th€ NatioMI Tcpng:aph1c I Si•s!em map sheet number NTS 82-5 Nelson,. ed,t,on 3 copyr>g ht 1986 Her Ma1es1y the Queen r, R1;iht or Canada wi th perm,ss,on ot Energy, M,nes an d Resources Canada, 1:250,oJ00 MAP SHOWING LOCATION OF SITES FOR BED-SEDIMENT SAMPLING ON FRANKLIN D. ROOSEVELT LAKE, WASHINGTON By G.C. Bortleson, S.E. Cox, and M.D.Munn 1994