# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-11-12 15:00:39 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 15052500 MENDENHALL R 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 15052500 1966-08-24 8900 8.94 3 USGS 15052500 1967-09-15 9020 8.43 USGS 15052500 1968-09-07 7580 8.14 USGS 15052500 1969-07-10 7000 1 USGS 15052500 1970-09-29 8860 8.91 3 USGS 15052500 1971-08-03 5610 7.35 2,3 USGS 15052500 1972-09-15 7900 8.42 USGS 15052500 1973-08-11 7000 1 USGS 15052500 1974-09-14 8400 8.51 3 USGS 15052500 1975-09-14 6720 7.43 3 USGS 15052500 1976-09-28 9820 8.67 3 USGS 15052500 1977-09-12 6400 1 USGS 15052500 1978-08-09 5100 6.81 3 USGS 15052500 1978-10-18 7400 1 USGS 15052500 1980-07-31 9790 8.77 3 USGS 15052500 1981-09-08 15500 10.91 3 USGS 15052500 1982-09-03 7840 7.96 3 USGS 15052500 1983-08-22 10800 9.40 USGS 15052500 1984-08-26 9250 8.80 USGS 15052500 1985-09-26 3990 6.19 USGS 15052500 1986-08-13 5990 7.33 USGS 15052500 1987-09-10 10200 9.17 USGS 15052500 1987-10-02 10200 9.18 USGS 15052500 1989-09-23 6890 7.75 USGS 15052500 1990-09-24 11800 9.75 USGS 15052500 1991-09-06 8760 8.60 USGS 15052500 1992-08-18 8480 8.48 USGS 15052500 1993-09-22 13000 10.18 USGS 15052500 1994-09-22 10100 9.13 USGS 15052500 1995-09-11 16000 11.18 USGS 15052500 1996-09-26 7160 7.88 USGS 15052500 1997-08-14 9200 8.78 USGS 15052500 1998-09-01 5640 6.96 USGS 15052500 1998-10-20 12400 9.69 USGS 15052500 2000-08-22 8020 8.07 USGS 15052500 2001-09-15 6380 7.33 USGS 15052500 2002-08-13 10300 8.97 USGS 15052500 2002-10-22 11000 9.23 USGS 15052500 2004-07-29 9410 8.63 USGS 15052500 2005-09-08 7260 7.74 USGS 15052500 2006-09-02 12600 9.76 USGS 15052500 2007-07-13 9730 8.75 USGS 15052500 2008-09-17 8670 8.33 USGS 15052500 2009-08-18 14400 10.32 USGS 15052500 2010-08-19 6520 7.39 USGS 15052500 2011-07-21 13500 3 10.90 USGS 15052500 2012-07-06 8720 3 8.36 USGS 15052500 2013-09-08 8990 8.46 USGS 15052500 2014-07-11 15900 3 11.85 USGS 15052500 2015-08-21 9710 9.20 USGS 15052500 2016-07-01 16300 3 11.99 USGS 15052500 2017-09-01 8840 3 8.77 USGS 15052500 2018-07-19 16:30 13600 9 10.92 USGS 15052500 2019-09-21 21:00 9800 9 9.29 USGS 15052500 2020-08-01 02:45 15200 9 11.55 USGS 15052500 2021-08-14 05:45 15200 9 11.56 USGS 15052500 2022-08-07 20:30 10000 8.67 USGS 15052500 2023-08-05 23:15 25200 9 14.97