# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-05-21 09:30:53 EDT # # ---------------------------------- 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 USGS 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 12087000 MASHEL RIVER NEAR LA GRANDE, WA # # 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 12087000 1941-01-18 1320 5.81 USGS 12087000 1941-12-19 4040 7.16 USGS 12087000 1943-03-28 2660 6.68 USGS 12087000 1943-12-03 1720 6.14 USGS 12087000 1945-02-07 1910 6.28 USGS 12087000 1945-11-26 2460 6.59 USGS 12087000 1946-12-11 7980 9.30 USGS 12087000 1947-11-07 3800 7.14 USGS 12087000 1949-02-17 2660 7.00 USGS 12087000 1950-02-24 2770 7.24 USGS 12087000 1951-02-11 2880 7.19 USGS 12087000 1952-01-30 2070 6.39 USGS 12087000 1953-01-31 1890 6.19 USGS 12087000 1953-12-09 4640 8.30 USGS 12087000 1955-02-08 2960 7.25 USGS 12087000 1955-12-21 3760 7.80 USGS 12087000 1957-03-07 3110 7.36 USGS 12087000 1992-01-28 2040 6.33 USGS 12087000 1993-03-23 2620 6.38 USGS 12087000 1994-03-03 1330 5.68 USGS 12087000 1994-12-20 3550 7.39 USGS 12087000 1996-02-08 6220 2 8.55 USGS 12087000 1997-01-01 4510 7.71 USGS 12087000 1997-10-30 2170 6.17 USGS 12087000 1998-11-25 3570 7.17 USGS 12087000 1999-11-25 2890 6.72 USGS 12087000 2001-04-30 772 4.66 USGS 12087000 2001-12-17 3940 7.35 USGS 12087000 2003-01-31 4240 7.40 USGS 12087000 2004-01-29 2180 6.13 USGS 12087000 2005-01-18 3080 6.74 USGS 12087000 2006-01-30 3050 6.72 USGS 12087000 2006-11-07 4340 7.45 USGS 12087000 2007-12-03 5790 8.15 USGS 12087000 2009-01-07 5610 8.05 USGS 12087000 2009-11-17 2200 6.11 USGS 12087000 2011-01-16 4420 6.74 USGS 12087000 2011-11-23 4870 6.90 USGS 12087000 2012-11-19 4760 6.86 USGS 12087000 2014-02-17 3210 6.62 USGS 12087000 2014-11-25 5850 7.22 USGS 12087000 2015-12-09 8490 7.74 USGS 12087000 2017-02-09 5930 7.14 USGS 12087000 2017-12-29 06:45 4460 6.71 USGS 12087000 2018-12-18 20:45 2530 5.94 USGS 12087000 2020-02-06 12:30 9520 7.94 USGS 12087000 2021-01-03 02:30 3190 6.22 USGS 12087000 2021-11-12 17:00 5500 7.01 USGS 12087000 2022-11-04 20:45 2570 5.95