# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-11-24 00:58:06 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 15238990 UPPER BRADLEY R NR NUKA GLACIER NR HOMER 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 15238990 1980-08-10 1180 5 7.40 3 USGS 15238990 1981-08-11 780 5 6.62 3 USGS 15238990 1982-09-15 2040 5 8.98 2,3 1981-12-17 13.09 1,3 USGS 15238990 1983-08-08 379 5 6.37 2,3 1983-04-30 9.80 1,3 USGS 15238990 1984-08-19 906 5 7.43 3 USGS 15238990 1985-09-27 686 5 7.02 2,3 1985-06-03 8.68 1,3 USGS 15238990 1986-08-27 2150 5 9.30 2,3 1986-05-02 9.67 1,3 USGS 15238990 1986-10-10 2530 5 9.86 2,3 1987-05-07 10.48 1,3 USGS 15238990 1988-08-25 1460 5 8.89 2,3 1988-05-07 10.48 1,3 USGS 15238990 1989-08-25 1530 5 9.05 3 USGS 15238990 1990-08-11 971 6 8.28 3 USGS 15238990 1991-09-19 1880 6 13.54 USGS 15238990 1992-08-04 1520 6 13.21 USGS 15238990 1993-09-05 1650 6 13.33 USGS 15238990 1993-10-09 1580 6 13.26 USGS 15238990 1995-09-20 4100 6 15.10 USGS 15238990 1996-07-12 793 6 12.52 USGS 15238990 1997-09-07 1780 6 13.62 USGS 15238990 1998-09-19 1000 6 12.81 USGS 15238990 1999-09-17 2320 6 14.05 USGS 15238990 2000-08-03 1970 6 13.78 USGS 15238990 2001-07-19 2050 6 13.85 USGS 15238990 2002-09-24 1970 6 13.78 USGS 15238990 2003-09-30 2930 6 14.46 USGS 15238990 2003-10-02 2730 6 14.33 USGS 15238990 2004-10-04 1390 6 13.26 USGS 15238990 2006-07-24 1440 6 13.31 USGS 15238990 2006-10-09 1600 1,2,6 USGS 15238990 2008-09-13 12:30 895 6 13.17 USGS 15238990 2009-07-29 1700 6 13.89 USGS 15238990 2009-10-10 1450 6 13.70 USGS 15238990 2011-09-08 1800 6 13.96 2 2011-05-01 18.66 1 USGS 15238990 2012-09-19 4130 6 15.11 2 2012-06-18 29.79 1 USGS 15238990 2013-08-07 2720 6 14.45 2 2013-05-15 19.71 1 USGS 15238990 2014-09-12 3490 6 14.84 USGS 15238990 2015-07-16 2230 6 14.15 2 2015-04-20 17.12 1 USGS 15238990 2016-09-21 3330 6 14.77 2 2016-03-25 17.91 1 USGS 15238990 2017-09-06 07:15 1010 6 13.80 2 2017-04-26 0030 15.07 1 USGS 15238990 2018-06-18 12:15 994 6 13.74 USGS 15238990 2019-09-02 06:45 1210 6 14.41 USGS 15238990 2019-10-27 15:45 1030 6 13.84 2 2019-11-28 0945 15.03 1 USGS 15238990 2020-10-02 13:30 1390 6 14.94 2 2021-04-26 0915 16.33 1 USGS 15238990 2022-08-12 03:00 1120 6 13.95 USGS 15238990 2023-08-29 12:30 1090 6 13.84 2 2023-05-11 1630 16.42 1