# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-05-06 07:08:47 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 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 15052800 MONTANA C NR AUKE BAY 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 15052800 1966-08-22 1920 16.77 USGS 15052800 1967-08-19 1560 15.35 2 1966-10-03 16.00 USGS 15052800 1968-07-27 1400 15.67 USGS 15052800 1969-09-10 811 13.89 USGS 15052800 1970-09-29 1860 16.32 USGS 15052800 1970-10-10 803 13.88 2 1971-01-05 14.72 1 USGS 15052800 1972-08-04 1410 15.54 USGS 15052800 1972-10-06 1530 15.76 USGS 15052800 1974-08-24 1920 16.58 USGS 15052800 1974-10-06 1370 15.29 USGS 15052800 1984-08-25 1360 14.57 2 1984-02-04 15.49 1 USGS 15052800 1985-09-23 978 13.90 USGS 15052800 1986-08-11 1190 14.25 2 1985-12-19 15.23 1 USGS 15052800 1987-09-10 900 1 USGS 15052800 1996-09-25 2900 16.80 USGS 15052800 1997-07-13 1250 14.37 USGS 15052800 1998-09-01 1020 13.91 USGS 15052800 1998-10-20 3800 17.36 USGS 15052800 1999-10-20 1840 15.82 USGS 15052800 2001-09-13 1670 14.75 USGS 15052800 2002-08-12 1170 14.77 USGS 15052800 2002-11-26 1820 15.73 USGS 15052800 2004-09-23 1740 15.62 USGS 15052800 2005-09-19 1300 15.01 USGS 15052800 2005-11-19 2610 16.58 USGS 15052800 2006-10-04 1790 15.69 USGS 15052800 2008-09-17 1390 15.27 USGS 15052800 2009-08-17 1680 15.74 USGS 15052800 2010-06-23 855 9 14.44 USGS 15052800 2011-08-20 1570 15.92 USGS 15052800 2012-09-12 1240 15.30 USGS 15052800 2013-09-21 1690 15.97 USGS 15052800 2014-01-14 1350 15.48 USGS 15052800 2015-09-18 1800 16.08 USGS 15052800 2016-09-09 1110 14.99 USGS 15052800 2017-05-21 849 14.32 USGS 15052800 2017-10-27 13:00 2830 16.89 USGS 15052800 2018-10-15 13:00 2500 16.37 USGS 15052800 2020-08-10 13:00 1650 15.47 USGS 15052800 2021-08-13 13:00 3500 17.02 USGS 15052800 2022-01-22 12:00 3340 16.97 USGS 15052800 2022-10-13 04:00 2640 16.22