# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-10-05 22:25:20 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 15088000 SAWMILL C NR SITKA 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 15088000 1921-09-29 2670 1,5 USGS 15088000 1921-10-02 2820 1,5 USGS 15088000 1928-10-13 2460 USGS 15088000 1930-09-20 1800 1 USGS 15088000 1930-12-07 2380 1 USGS 15088000 1931-10-01 01:00 2630 1 USGS 15088000 1932-10-24 1710 1 USGS 15088000 1933-11-09 2630 1 USGS 15088000 1935-09-27 3580 USGS 15088000 1935-11-27 3910 1 USGS 15088000 1937-08-00 3640 5,Bd USGS 15088000 1937-10-22 5500 1,5 USGS 15088000 1939-08-19 4940 1,5 USGS 15088000 1939-10-13 2600 1,5 USGS 15088000 1940-10-20 1920 1,5 USGS 15088000 1941-11-20 2490 1 USGS 15088000 1945-10-13 4100 7.40 USGS 15088000 1946-11-12 6190 9.40 USGS 15088000 1948-09-08 7100 10.20 USGS 15088000 1948-11-09 4900 8.20 USGS 15088000 1949-10-30 4430 7.73 USGS 15088000 1951-06-15 2010 5.08 USGS 15088000 1952-09-14 6380 9.57 USGS 15088000 1952-10-02 3980 7.28 USGS 15088000 1954-09-20 5670 8.95 USGS 15088000 1954-12-16 6230 9.44 USGS 15088000 1955-11-08 2130 5.22 USGS 15088000 1957-09-30 4630 8.17 USGS 15088000 1993-11-19 11100 6,7 USGS 15088000 2002-08-12 7280 6 18.26 USGS 15088000 2002-10-17 5680 6 17.52 USGS 15088000 2004-09-23 3420 6 16.22 USGS 15088000 2004-12-02 7210 6 18.22 USGS 15088000 2005-11-22 11500 6 19.97 USGS 15088000 2007-09-25 3070 6 14.92 USGS 15088000 2007-10-31 1740 6 14.92 USGS 15088000 2008-10-15 3170 6 16.02 USGS 15088000 2009-10-06 1420 6 14.62 USGS 15088000 2010-10-12 2200 6 15.31 USGS 15088000 2012-09-14 3380 6 16.16 USGS 15088000 2012-10-15 863 6 13.98 USGS 15088000 2013-11-22 3970 6 16.53 USGS 15088000 2015-09-11 7780 6 18.47 USGS 15088000 2016-09-09 6920 6 18.08 USGS 15088000 2017-09-27 4210 6 16.67 USGS 15088000 2017-10-27 17:30 7740 6 18.45 USGS 15088000 2018-11-17 17:15 2740 6 15.72 USGS 15088000 2020-08-10 03:00 4590 6 16.89 USGS 15088000 2020-12-02 07:15 8570 6 18.81 USGS 15088000 2022-08-07 02:45 3570 6 16.28 USGS 15088000 2023-09-18 06:45 6620 6 17.94