Water Supply Products

Oregon Water Supply Outlook Reports & Streamflow Forecasting

The June 1, 2016 Water Supply Outlook Report (WSOR) is now available.

The following documents require Adobe Acrobat.

Click here to view the June 1 WSOR Report   

Retrieve Oregon WSOR publication in PDF format (PDF version available 2006-current):
Jan 1Jan 1, 2016Jan 1, 2015Jan 1, 2014Jan 1, 2013Jan 1, 2012Jan 1, 2011Jan 1, 2010Jan 1, 2009Jan 1, 2008Jan 1, 2007Jan 1, 2006  Feb 1Feb 1, 2016Feb 1, 2015Feb 1, 2014Feb 1, 2013Feb 1, 2012Feb 1, 2011Feb 1, 2010Feb 1, 2009Feb 1, 2008Feb 1, 2007Feb 1, 2006  Mar 1Mar 1, 2016Mar 1, 2015Mar 1, 2014Mar 1, 2013Mar 1, 2012Mar 1, 2011Mar 1, 2010Mar 1, 2009Mar 1, 2008Mar 1, 2007Mar 1, 2006 

Apr 1Apr 1, 2016Apr 1, 2015Apr 1, 2014Apr 1, 2013Apr 1, 2012Apr 1, 2011Apr 1, 2010Apr 1, 2009Apr 1, 2008Apr 1, 2007Apr 1, 2006  May 1May 1, 2016May 1, 2015May 1, 2014May 1, 2013May 1, 2012May 1, 2011May 1, 2010May 1, 2009May 1, 2008May 1, 2007May 1, 2006  Jun 1Jun 1, 2016Jun 1, 2015Jun 1, 2014Jun 1, 2013Jun 1, 2012Jun 1, 2011Jun 1, 2010Jun 1, 2009Jun 1, 2008Jun 1, 2007Jun 1, 2006

Retrieve historic Oregon WSOR publication in text format (text version available 1990-2013):
Jan 1Jan 1, 2013Jan 1, 2012Jan 1, 2011Jan 1, 2010Jan 1, 2009Jan 1, 2008Jan 1, 2007Jan 1, 2006Jan 1, 2005Jan 1, 2004Jan 1, 2003Jan 1, 2002Jan 1, 2001Jan 1, 2000Jan 1, 1999Jan 1, 1998Jan 1, 1997Jan 1, 1996Jan 1, 1995Jan 1, 1994Jan 1, 1993Jan 1, 1992Jan 1, 1991Jan 1, 1990  Feb 1Feb 1, 2013Feb 1, 2012Feb 1, 2011Feb 1, 2010Feb 1, 2009Feb 1, 2008Feb 1, 2007Feb 1, 2006Feb 1, 2005Feb 1, 2004Feb 1, 2003Feb 1, 2002Feb 1, 2001Feb 1, 2000Feb 1, 1999Feb 1, 1998Feb 1, 1997Feb 1, 1996Feb 1, 1995Feb 1, 1994Feb 1, 1993Feb 1, 1992Feb 1, 1991Feb 1, 1990  Mar 1Mar 1, 2013Mar 1, 2012Mar 1, 2011Mar 1, 2010Mar 1, 2009Mar 1, 2008Mar 1, 2007Mar 1, 2006Mar 1, 2005Mar 1, 2004Mar 1, 2003Mar 1, 2002Mar 1, 2001Mar 1, 2000Mar 1, 1999Mar 1, 1998Mar 1, 1997Mar 1, 1996Mar 1, 1995Mar 1, 1994Mar 1, 1993Mar 1, 1992Mar 1, 1991Mar 1, 1990Apr 1Apr 1, 2013Apr 1, 2012Apr 1, 2011Apr 1, 2010Apr 1, 2009Apr 1, 2008Apr 1, 2007Apr 1, 2006Apr 1, 2005Apr 1, 2004Apr 1, 2003Apr 1, 2002Apr 1, 2001Apr 1, 2000Apr 1, 1999Apr 1, 1998Apr 1, 1997Apr 1, 1996Apr 1, 1995Apr 1, 1994Apr 1, 1993Apr 1, 1992Apr 1, 1991Apr 1, 1990  May 1May 1, 2013May 1, 2012May 1, 2011May 1, 2010May 1, 2009May 1, 2008May 1, 2007May 1, 2006May 1, 2005May 1, 2004May 1, 2003May 1, 2002May 1, 2001May 1, 2000May 1, 1999May 1, 1998May 1, 1997May 1, 1996May 1, 1995May 1, 1994May 1, 1993May 1, 1992May 1, 1991May 1, 1990  Jun 1Jun 1, 2013Jun 1, 2012Jun 1, 2011Jun 1, 2010Jun 1, 2009Jun 1, 2008Jun 1, 2007Jun 1, 2006Jun 1, 2005Jun 1, 2004Jun 1, 2003Jun 1, 2002Jun 1, 2001Jun 1, 2000Jun 1, 1999Jun 1, 1998Jun 1, 1997Jun 1, 1996Jun 1, 1995Jun 1, 1994Jun 1, 1993Jun 1, 1992Jun 1, 1991Jun 1, 1990

• Water Supply Outlook Reports (WSOR)  (Released monthly Jan-Jun by state, current & historic reports available)

• Western US Streamflow Forecast Maps

• Western US Streamflow Forecast Tables

• Daily Water Supply Forecasts  (For selected stations):

  Select a Station14362000 - OR: Applegate Lake Inflow13330500 - OR: Bear Ck nr Wallowa13273000 - OR: Burnt R nr Hereford14032000 - OR: Butter Ck nr Pine City14042500 - OR: Camas Ck nr Ukiah13320000 - OR: Catherine Ck nr Union10384000 - OR: Chewaucan R nr Paisley14210000 - OR: Clackamas R at Estacada14159500 - OR: Cougar Reservoir Inflow14309000 - OR: Cow Ck nr Azalea14053500 - OR: Crane Prairie Reservoir Inflow14060000 - OR: Crescent Lake Inflow10371500 - OR: Deep Ck ab Adel13275200 - OR: Deer Ck nr Sumpter14064500 - OR: Deschutes R at Benham Falls14050000 - OR: Deschutes R bl Snow Ck14181500 - OR: Detroit Reservoir Inflow10396000 - OR: Donner Und Blitzen R nr Frenchglen11483400 - OR: Gerber Reservoir Inflow13333000 - OR: Grande Ronde R at Troy14145500 - OR: Hills Creek Reservoir Inflow10378500 - OR: Honey Ck nr Plush14120000 - OR: Hood River at Tucker Bridge14377100 - OR: Illinois R nr Kerby13292000 - OR: Imnaha R at Imnaha14063000 - OR: Little Deschutes R nr La Pine13330000 - OR: Lostine R nr Lostine13214000 - OR: Malheur R nr Drewsey14022500 - OR: McKay Ck nr Pilot Rock14044000 - OR: MF John Day R at Ritter14040600 - OR: Mountain Ck nr Mitchell14046000 - OR: NF John Day R at Monument13217500 - OR: NF Malheur nr Drewsey14319500 - OR: North Umpqua R at Winchester14085100 - OR: Ochoco Reservoir Inflow13181000 - OR: Owyhee R nr Rome13275300 - OR: Powder R nr Sumpter14080500 - OR: Prineville Reservoir Inflow14034800 - OR: Rhea Ck nr Heppner14359000 - OR: Rogue R at Raygold14185000 - OR: S. Santiam R bl Cascadia14137000 - OR: Sandy R nr Marmot14202980 - OR: Scoggins Reservoir Inflow14010000 - OR: SF Walla Walla R nr Milton-Freewater10393500 - OR: Silvies R nr Burns14308000 - OR: South Umpqua R at Tiller11501000 - OR: Sprague R nr Chiloquin14037500 - OR: Strawberry Ck nr Prairie City14375100 - OR: Sucker Ck bl Little Grayback Ck nr Holland10406500 - OR: Trout Ck nr Denio10366000 - OR: Twentymile Ck nr Adel14020000 - OR: Umatilla R ab Meacham Ck nr Gibbon11507001 - OR: Upper Klamath Lake Inflow14118500 - OR: WF Hood R nr Dee11502500 - OR: Williamson R bl Sprague R nr Chiloquin14034470 - OR: Willow Ck ab Willow Ck Lake13283600 - OR: Wolf Ck Reservoir Inflow14075000 - OR: Wychus Ck nr Sisters

• Historic Streamflow Table for Discontinued Forecasts in the Willamette Basin (pdf)   

• Guide to Interpreting Streamflow Forecasts

Reservoir Storage

• Current Oregon Reservoir Storage Graphic

• Current Western US Reservoir Storage Graphic

• Monthly Reservoir Reports  (Format types: BARE, BARS)

Surface Water Supply Index (SWSI) 

• Current and Historic SWSI Values for Oregon Basins - maps & graphs updated monthly