# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-03-28 12:09:37 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 06478526 Missouri River near Maskell, Nebr. # # 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 06478526 1990-12-25 02:00 26.12 USGS 06478526 1992-05-16 24.85 USGS 06478526 1993-01-03 02:00 26.90 USGS 06478526 1994-01-23 14:30 27.09 USGS 06478526 1996-07-17 14:45 28.00 USGS 06478526 1997-03-09 15:30 28.57 USGS 06478526 1997-10-12 15:30 27.14 USGS 06478526 1999-01-03 20:15 25.46 USGS 06478526 1999-10-03 14:30 24.82 USGS 06478526 2000-12-14 01:00 24.49 USGS 06478526 2002-08-22 09:30 23.75 USGS 06478526 2003-09-11 12:30 24.00 USGS 06478526 2004-01-30 04:30 25.51 USGS 06478526 2005-01-24 15:30 23.98 USGS 06478526 2006-08-01 19:00 23.76 USGS 06478526 2007-02-07 06:30 24.95 USGS 06478526 2008-02-02 01:30 25.10 USGS 06478526 2008-12-17 18:30 24.29 USGS 06478526 2010-06-17 17:15 26.03 USGS 06478526 2011-07-07 18:15 31.88 USGS 06478526 2011-10-01 22.45 USGS 06478526 2013-09-03 19:00 21.73 USGS 06478526 2014-03-03 16:45 23.88 USGS 06478526 2014-10-01 14:15 23.53 USGS 06478526 2016-01-20 18:15 21.59 USGS 06478526 2017-06-01 13:30 22.46 USGS 06478526 2018-07-19 17:45 25.24 USGS 06478526 2019-09-15 10:15 28.19 USGS 06478526 2019-10-01 13:45 26.70