# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-05-04 14:59:22 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 15276000 SHIP C NR ANCHORAGE 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 15276000 1947-05-30 780 6 1.95 3 USGS 15276000 1948-06-13 662 6 1.75 3 USGS 15276000 1949-06-20 1860 6 3.44 3 USGS 15276000 1950-06-17 857 6 2.01 3 USGS 15276000 1951-09-03 983 6 2.19 3 USGS 15276000 1952-06-19 734 6 1.69 3 USGS 15276000 1953-06-03 999 6 2.07 3 USGS 15276000 1953-10-05 488 6 1.25 3 USGS 15276000 1955-07-03 1070 6 4.11 3 USGS 15276000 1956-07-30 685 6 3.10 3 USGS 15276000 1957-06-03 712 6 2.99 3 USGS 15276000 1958-06-06 874 6 3.41 3 USGS 15276000 1959-06-02 670 6 2.85 2,3 1958-12-30 2.99 1,3 USGS 15276000 1960-05-24 966 6 3.58 3 USGS 15276000 1961-06-19 750 6 3.05 2,3 1961-01-20 3.55 1,3 USGS 15276000 1962-06-12 1200 1,6 USGS 15276000 1963-06-21 960 6 3.41 3 USGS 15276000 1964-06-12 1140 6 3.74 3 USGS 15276000 1965-09-19 591 6 2.49 3 USGS 15276000 1966-06-06 926 6 3.29 3 USGS 15276000 1967-09-17 1440 6 4.29 3 USGS 15276000 1968-05-28 806 6 3.08 3 USGS 15276000 1969-05-27 516 6 2.49 3 USGS 15276000 1969-10-07 850 6 3.25 3 USGS 15276000 1971-08-08 1580 6 4.58 3 USGS 15276000 1972-06-15 1040 6 3.45 3 USGS 15276000 1973-06-21 548 6 2.57 3 USGS 15276000 1974-06-02 500 6 2.45 2,3 1974-01-02 4.24 1,3 USGS 15276000 1975-06-30 650 6 2.81 2,3 1974-11-19 5.03 1,3 USGS 15276000 1976-09-21 1060 6 7.51 3 USGS 15276000 1977-06-14 1160 6 7.71 3 USGS 15276000 1978-06-14 740 6 6.85 3 USGS 15276000 1979-06-01 810 6 7.01 3 USGS 15276000 1980-07-12 1080 6 8.04 3 USGS 15276000 1981-08-14 898 6 7.59 3 USGS 15276000 1982-09-16 890 6 6.99 3 USGS 15276000 1983-05-31 778 6 3.77 3 USGS 15276000 1984-06-23 572 6 3.63 3 USGS 15276000 1985-07-01 850 6 4.13 USGS 15276000 1986-09-20 622 6 5.60 USGS 15276000 1986-10-11 921 6 6.08 USGS 15276000 1988-06-09 983 6 6.06 USGS 15276000 1989-08-27 1260 6 6.38 USGS 15276000 1990-06-07 862 6 6.02 USGS 15276000 1991-06-23 917 6 5.82 USGS 15276000 1992-06-11 750 6 5.90 USGS 15276000 1993-06-01 942 6 6.10 USGS 15276000 1994-06-16 1100 6 6.25 USGS 15276000 1995-09-21 1440 6 6.52 2 1995-01-01 5.54 USGS 15276000 1995-10-01 300 6 5.28 2 1996-06-25 5.54 USGS 15276000 1997-06-05 672 6 5.80 USGS 15276000 1998-06-08 1400 6 6.49 USGS 15276000 1999-06-09 649 6 5.78 USGS 15276000 2000-06-08 931 6 6.09 USGS 15276000 2001-06-18 00:15 891 6,R 6.05 R USGS 15276000 2002-05-25 750 6 5.90 USGS 15276000 2002-12-28 680 1,2,6 USGS 15276000 2004-05-23 750 6 5.91 USGS 15276000 2004-10-01 805 6,R 5.96 R USGS 15276000 2006-08-23 00:15 891 6,R 6.05 2,R 2005-11-09 7.87 1 USGS 15276000 2006-10-10 707 6 5.85 USGS 15276000 2008-06-22 750 6 5.90 USGS 15276000 2009-05-27 698 6 5.84 USGS 15276000 2010-05-30 733 6 5.88 2 2009-11-21 10.91 1 USGS 15276000 2011-06-01 527 6 5.56 USGS 15276000 2012-09-23 2430 6 7.13 2 2011-11-22 12.36 1 USGS 15276000 2013-06-10 1160 6 6.38 2 2012-12-22 11.88 1 USGS 15276000 2014-06-11 823 6 6.08 2 2013-11-22 8.04 1 USGS 15276000 2015-09-29 1050 6 6.32 2 2015-02-01 7.17 1 USGS 15276000 2016-06-06 795 6 6.02 2 2015-12-25 7.86 1 USGS 15276000 2017-06-10 764 6 6.03 2 2016-12-01 8.51 1 USGS 15276000 2018-06-11 10:15 1000 6 6.23 2 2017-11-21 0245 8.20 1 USGS 15276000 2018-10-16 12:45 720 6 5.95 2 2019-01-13 1345 8.77 1 USGS 15276000 2020-05-19 22:15 564 6,9 5.73 2 2019-12-29 1400 8.64 1 USGS 15276000 2021-06-08 19:30 677 6 5.83 2 2020-11-06 0145 9.21 1 USGS 15276000 2022-06-04 00:30 1080 6,9 6.25 2 2021-11-20 2000 10.42 1 USGS 15276000 2023-06-22 00:15 883 6 6.05 2 2022-12-17 0930 8.91 1