# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-03-28 08:25:13 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 15493400 CHENA R BL HUNTS C NR TWO RIVERS 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 15493400 1989-06-26 18100 19.19 USGS 15493400 1992-06-04 17500 9 19.01 USGS 15493400 1994-06-27 16900 18.79 USGS 15493400 1995-06-28 17000 18.85 USGS 15493400 1996-07-02 4180 13.63 USGS 15493400 1997-05-03 3280 9 13.07 USGS 15493400 1998-08-18 3820 13.41 USGS 15493400 1999-05-16 3620 9 13.31 USGS 15493400 2000-08-15 14500 17.99 USGS 15493400 2001-07-30 4600 13.84 USGS 15493400 2002-08-18 14400 17.93 USGS 15493400 2003-07-29 17700 19.07 USGS 15493400 2004-05-08 7800 9 15.44 USGS 15493400 2005-04-29 5420 9 14.28 USGS 15493400 2006-05-23 5740 14.28 USGS 15493400 2007-06-08 7250 15.16 USGS 15493400 2008-07-31 10700 16.59 USGS 15493400 2009-05-03 10700 9 16.60 USGS 15493400 2011-07-05 9080 15.95 USGS 15493400 2012-05-26 9100 15.96 USGS 15493400 2013-06-06 8740 15.81 USGS 15493400 2014-06-21 15600 18.92 USGS 15493400 2015-08-28 11500 17.50 USGS 15493400 2016-08-02 11800 17.66 USGS 15493400 2017-05-11 5810 9 14.47 USGS 15493400 2018-05-22 11:45 7830 15.59 USGS 15493400 2019-08-18 11:49 9560 16.52 USGS 15493400 2020-05-13 01:55 10700 9 17.09 2 2020-04-23 0330 20.17 1 USGS 15493400 2021-05-10 16:45 4110 9 13.43 2 2021-04-27 1300 14.25 1 USGS 15493400 2022-05-22 20:15 7490 9 15.41 USGS 15493400 2023-06-01 16:00 8530 15.97