# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-11-27 16:13:10 EST # # ---------------------------------- WARNING ---------------------------------------- # Some of the data that you have obtained from this U.S. Geological Survey database # may not have received Director's approval. Any such data values are qualified # as provisional and are subject to revision. Provisional data are released on the # condition that neither the USGS nor the United States Government may be held liable # for any damages resulting from its use. # # More data may be available offline. # For more information on these data, contact Oregon Water Data Inquiries. # This file contains the annual peak streamflow data. # # This information includes the following fields: # # agency_cd Agency Code # site_no USGS station number # peak_dt Date of peak streamflow (format YYYY-MM-DD) # peak_tm Time of peak streamflow (24 hour format, 00:00 - 23:59) # peak_va Annual peak streamflow value in cfs # peak_cd Peak Discharge-Qualification codes (see explanation below) # gage_ht Gage height for the associated peak streamflow in feet # gage_ht_cd Gage height qualification codes # year_last_pk Peak streamflow reported is the highest since this year # ag_dt Date of maximum gage-height for water year (if not concurrent with peak) # ag_tm Time of maximum gage-height for water year (if not concurrent with peak # ag_gage_ht maximum Gage height for water year in feet (if not concurrent with peak # ag_gage_ht_cd maximum Gage height code # # Sites in this file include: # USGS 14128870 COLUMBIA RIVER BELOW BONNEVILLE DAM, OR # # Peak Streamflow-Qualification Codes(peak_cd): # 1 ... Discharge is a Maximum Daily Average # 2 ... Discharge is an Estimate # 3 ... Discharge affected by Dam Failure # 4 ... Discharge less than indicated value, # which is Minimum Recordable Discharge at this site # 5 ... Discharge affected to unknown degree by # Regulation or Diversion # 6 ... Discharge affected by Regulation or Diversion # 7 ... Discharge is an Historic Peak # 8 ... Discharge actually greater than indicated value # 9 ... Discharge due to Snowmelt, Hurricane, # Ice-Jam or Debris Dam breakup # A ... Year of occurrence is unknown or not exact # Bd ... Day of occurrence is unknown or not exact # Bm ... Month of occurrence is unknown or not exact # C ... All or part of the record affected by Urbanization, # Mining, Agricultural changes, Channelization, or other # F ... Peak supplied by another agency # O ... Opportunistic value not from systematic data collection # R ... Revised # # Gage height qualification codes(gage_ht_cd,ag_gage_ht_cd): # 1 ... Gage height affected by backwater # 2 ... Gage height not the maximum for the year # 3 ... Gage height at different site and(or) datum # 4 ... Gage height below minimum recordable elevation # 5 ... Gage height is an estimate # 6 ... Gage datum changed during this year # 7 ... Debris, mud, or hyper-concentrated flow # 8 ... Gage height tidally affected # Bd ... Day of occurrence is unknown or not exact # Bm ... Month of occurrence is unknown or not exact # F ... Peak supplied by another agency # R ... Revised # # agency_cd site_no peak_dt peak_tm peak_va peak_cd gage_ht gage_ht_cd year_last_pk ag_dt ag_tm ag_gage_ht ag_gage_ht_cd 5s 15s 10d 6s 8s 33s 8s 27s 4s 10d 6s 8s 27s USGS 14128870 1982-06-24 1982-06-24 30.22 USGS 14128870 1983-06-02 1983-06-02 28.83 USGS 14128870 1984-06-28 1984-06-28 27.54 USGS 14128870 1985-05-06 1985-05-06 23.74 USGS 14128870 1986-06-04 1986-06-04 29.04 USGS 14128870 1987-05-18 1987-05-18 22.36 USGS 14128870 1988-05-25 1988-05-25 20.27 USGS 14128870 1989-05-12 1989-05-12 24.31 USGS 14128870 1990-06-09 1990-06-09 27.36 USGS 14128870 1991-05-25 1991-05-25 26.16 USGS 14128870 1992-05-22 1992-05-22 20.25 USGS 14128870 1993-05-18 1993-05-18 28.50 USGS 14128870 1994-05-12 1994-05-12 20.28 USGS 14128870 1995-05-19 02:15 1995-05-19 0215 24.46 USGS 14128870 1996-02-09 11:15 1996-02-09 1115 35.11 USGS 14128870 1997-06-16 01:15 1997-06-16 0115 34.68 USGS 14128870 1998-05-28 21:00 1998-05-28 2100 29.63 USGS 14128870 1999-05-28 15:00 1999-05-28 1500 27.44 USGS 14128870 2000-04-24 01:45 2000-04-24 0145 26.85 USGS 14128870 2000-12-14 03:00 2000-12-14 0300 19.08 USGS 14128870 2002-06-06 15:30 2002-06-06 1530 27.79 USGS 14128870 2003-05-31 19:00 2003-05-31 1900 25.36 USGS 14128870 2004-05-29 18:30 2004-05-29 1830 23.08 USGS 14128870 2005-05-18 22:45 2005-05-18 2245 23.00 USGS 14128870 2006-05-30 19:45 2006-05-30 1945 27.83 USGS 14128870 2007-03-26 21:30 2007-03-26 2130 23.57 USGS 14128870 2008-05-20 01:15 2008-05-20 0115 29.15 USGS 14128870 2009-06-09 10:30 2009-06-09 1030 26.24 USGS 14128870 2010-06-11 13:30 2010-06-11 1330 28.61 USGS 14128870 2011-05-30 17:15 2011-05-30 1715 32.68 USGS 14128870 2012-04-26 01:15 2012-04-26 0115 30.17 USGS 14128870 2013-05-12 13:45 2013-05-12 1345 25.36 USGS 14128870 2014-05-27 10:00 2014-05-27 1000 26.21 USGS 14128870 2015-02-12 16:00 2015-02-12 1600 22.10 USGS 14128870 2016-04-26 03:15 2016-04-26 0315 25.27 USGS 14128870 2017-03-24 20:00 2017-03-24 2000 30.79 USGS 14128870 2018-05-16 15:30 2018-05-16 1530 31.93 USGS 14128870 2019-04-11 06:15 2019-04-11 0615 27.07 USGS 14128870 2020-06-02 17:45 2020-06-02 1745 27.72 USGS 14128870 2021-06-07 21:50 2021-06-07 2150 22.94