941 INDEX _____ Page Page Access to USGS Water Data...................................................................................27 Ground-water levels.............................................................................................. 926 Alsea River, near Tidewater..................................................................................716 Applegate Lake near Copper ................................................................................885 Applegate River, near Applegate ..........................................................................894 Haskins Creek below Reservoir, near McMinnville ............................................. 556 near Copper.........................................................................................................886 Haskins Creek Reservoir near McMinnville......................................................... 555 near Wilderville...................................................................................................899 Hood River at Tucker Bridge, near Hood River ................................................... 235 Bear Creek (Grande Ronde River basin) near Wallowa .......................................121 Illinois River near Kerby....................................................................................... 908 Bear Creek (Rogue River basin) at Medford ........................................................874 Imnaha River at Imnaha........................................................................................ 104 below Ashland Creek, at Ashland.......................................................................872 Introduction............................................................................................................... 1 Beaver Creek (Sandy River Basin)at Troutdale....................................................296 Beaver Creek (Deschutes River Basin) below Quartz Creek, near Simnasho ......221 Big Butte Creek, near McLeod .............................................................................844 Jefferson Creek near Camp Sherman................................................................... 196 Blazed Alder Creek near Rhododendron ..............................................................253 Joe Ney Creek, diversion from ............................................................................. 826 Blowout Creek near Detroit ..................................................................................461 John Day River, at Blue Mtn Hot Springs near Prairie City................................ 161 Blue River, at Blue River ......................................................................................375 at McDonald Ferry.............................................................................................. 181 Boulder Creek near Toketee Falls.........................................................................787 at Service Creek.................................................................................................. 173 Breitenbush River above French Creek, near Detroit ...........................................446 near John Day ..................................................................................................... 164 Bull Creek near Wilhoit ........................................................................................564 Middle Fork, at Ritter ......................................................................................... 167 Bull Run Lake near Brightwood.......................................................................... 245 North Fork, at Monument ................................................................................... 170 Bull Run Reservoir Number One near Bull Run ................................................. 277 Johnson Creek, at Milwaukie................................................................................ 666 Bull Run Reservoir Number Two near Bull Run..................................................285 at Regner Road, Gresham ................................................................................... 647 Bull Run River, at Lower Flume, near Brightwood............................................. 246 at Sycamore ........................................................................................................ 657 near Bull Run .............................................................................................. 286,288 near Multnomah Falls .........................................................................................256 North Fork, near Multnomah Falls .....................................................................270 Kelley Creek at 159th Drive, Portland.................................................................. 652 South Fork, near Bull Run ..................................................................................278 Klamath River, at Keno........................................................................................... 74 below Iron Gate Dam, CA .................................................................................... 80 below John C. Boyle Powerplant, near Keno ....................................................... 77 Cedar Creek at Springfield....................................................................................395 Klamath River Basin, discharge measurements at miscellaneous sites in............ 919 Chemical quality of precipitation .........................................................................914 Chetco River near Brookings............................................................................... 911 Clackamas River, above Three Lynx Creek..........................................................609 Lake Billy Chinook near Metolius........................................................................ 205 at Carter Bridge, near Estacada...........................................................................612 Lake Creek near Diamond Lake ........................................................................... 748 at Estacada ..........................................................................................................618 Lakes and Reservoir near Oregon City.................................................................................................631 Applegate Lake near Copper ............................................................................ 9885 Clearwater River above Trap Creek, near Toketee Falls.......................................761 Billy Chinook, Lake, near Metolius.................................................................... 205 below Mowich Creek ..........................................................................................766 Bull Run Lake near Brightwood......................................................................... 245 Clearwater No. 1 Power Canal near Toketee Falls ...............................................759 Bull Run Reservoir Number One near Bull Run ................................................ 277 Clearwater No. 2 Power Canal near Toketee Falls ...............................................764 Bull Run Reservoir Number Two near Bull Run................................................ 285 Columbia River, at Beaver Army Terminal ..........................................................681 Crater Lake near Crater Lake................................................................................ 57 at The Dalles ...................................................................................................... 232 Fern Ridge Lake................................................................................................. 411 at Vancouver........................................................................................................299 Galesville Reservoir near Azalea........................................................................ 732 below Bonneville Dam........................................................................................239 Haskins Creek Reservoir near McMinnville....................................................... 555 Columbia Slough at Portland................................................................................679 Lemolo Lake near Toketee Falls......................................................................... 752 Cooperation...............................................................................................................2 Lost Creek Lake near McLeod ........................................................................... 843 Coquille River, South Fork, at Powers................................................................. 829 Lower Pony Creek Reservoir at Coos Bay ......................................................... 826 Cow Creek, above Galesville Reservoir, near Azalea...........................................727 McGuire Lake near Fairdale ............................................................................... 704 near Azalea .........................................................................................................733 Silver Lake Ranger Station (precipitation) ......................................................... 914 near Riddle..........................................................................................................742 Smith River Reservoir near Belknap Springs ..................................................... 348 West Fork, near Glendale....................................................................................739