# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-11-23 23:26:46 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 Alaska 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 15743850 DAHL C NR KOBUK AK # # 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 15743850 1986-09-05 400 2 6.32 3 USGS 15743850 1987-08-18 53.0 4.28 3 USGS 15743850 1988-08-15 374 6.01 3 USGS 15743850 1989-06-13 391 6.07 3 USGS 15743850 1990-05-18 538 6.60 3 USGS 15743850 1991-05-30 218 5.32 3 USGS 15743850 1992-06-11 239 5.46 3 USGS 15743850 1993-08-03 538 6.60 3 USGS 15743850 1994-08-17 1520 6.73 USGS 15743850 1995-05-12 229 5.30 USGS 15743850 1996-05-13 385 9 5.71 USGS 15743850 1997-09-03 441 5.85 2 1997-04-28 7.57 1 USGS 15743850 1998-08-20 580 6.00 USGS 15743850 1999-05-24 65.0 4.75 USGS 15743850 2000-06-03 299 5.57 2 2000-06-01 8.76 1 USGS 15743850 2001-08-14 660 6.16 2 2000-11-07 6.62 1 USGS 15743850 2002-05-22 393 5.77 2 2002-05-10 7.03 1 USGS 15743850 2003-08-15 224 5.36 USGS 15743850 2004-08-13 682 6.18 USGS 15743850 2005-05-30 192 5.32 USGS 15743850 2006-07-19 147 5.32 USGS 15743850 2006-10-11 42.0 1 4.84 USGS 15743850 2008-05-21 118 9 5.17 USGS 15743850 2009-05-01 786 9 6.27 2 2009-04-27 10.33 1 USGS 15743850 2010-05-16 150 9 5.33 2 2010-05-12 7.01 1 USGS 15743850 2011-05-25 350 9 5.73 2 2010-11-02 6.34 1 USGS 15743850 2012-09-06 294 5.61 USGS 15743850 2013-05-26 590 1,2,9 2013-05-25 6.90 1 USGS 15743850 2014-05-28 446 5.93 2 2013-11-09 7.18 1 USGS 15743850 2015-08-26 357 5.81 USGS 15743850 2016-08-24 220 5.57 2 2015-10-31 6.62 1 USGS 15743850 2017-09-13 438 5.92 2 2017-05-08 6.71 1 USGS 15743850 2018-06-06 20:15 250 5.63 2 2017-11-14 1945 6.33 1 USGS 15743850 2019-08-03 06:00 629 6.13 2 2018-11-12 1000 6.38 1 USGS 15743850 2020-05-25 21:15 311 9 5.74 2 2020-05-11 2345 6.77 1 USGS 15743850 2021-07-31 13:15 1140 6.52 USGS 15743850 2022-08-26 09:15 258 5.64 2 2021-11-11 2145 6.53 1 USGS 15743850 2023-08-27 21:45 786 6.27