# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-11-27 20:24:36 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 15239900 ANCHOR R NR ANCHOR POINT 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 15239900 1966-09-19 1280 4.67 3 USGS 15239900 1967-09-07 1010 4.10 3 USGS 15239900 1968-05-13 1140 4.39 2,3 1968-04-27 7.00 1 USGS 15239900 1969-05-22 1050 4.14 2,3 1969-01-01 4.78 1 USGS 15239900 1969-10-14 1370 4.72 2,3 1970-03-30 6.61 1 USGS 15239900 1971-06-06 1860 5.38 2,3 1971-04-30 6.94 1 USGS 15239900 1972-05-20 1260 4.56 2,3 1972-05-07 5.05 1 USGS 15239900 1973-05-15 2240 5.91 3 USGS 15239900 1974-06-00 1000 Bd 4.26 3,Bd USGS 15239900 1979-05-02 1190 4.56 2,3 1978-12-03 10.86 1 USGS 15239900 1979-11-08 2220 5.89 3 USGS 15239900 1980-10-22 4680 8.45 3 USGS 15239900 1982-09-13 1920 4.95 USGS 15239900 1983-09-30 939 3.87 2 1982-12-29 6.08 1 USGS 15239900 1983-11-29 6050 7.42 2 1984-01-12 8.29 1 USGS 15239900 1985-05-27 1840 4.83 USGS 15239900 1986-09-20 1940 4.93 2 1986-02-09 6.02 1 USGS 15239900 1986-10-10 2210 5.17 2 1987-02-09 6.02 1 USGS 15239900 1992-05-25 1610 4.55 2 1992-01-18 5.18 1 USGS 15239900 1999-10-18 1690 4.63 2 2000-04-17 5.86 1 USGS 15239900 2001-05-29 1690 4.63 2 2001-02-27 8.67 1 USGS 15239900 2002-04-30 2330 5.24 2 2001-12-12 5.62 1 USGS 15239900 2002-11-23 9000 9.10 2 2002-10-24 9.10 USGS 15239900 2004-05-07 1720 3.62 USGS 15239900 2005-04-23 1810 3.72 2 2005-01-04 6.68 1 USGS 15239900 2006-05-24 1390 9 3.24 USGS 15239900 2007-05-01 894 2.70 USGS 15239900 2007-11-23 3550 5.28 USGS 15239900 2008-10-10 2680 4.54 USGS 15239900 2010-05-10 1380 9 3.27 2 2010-02-16 4.11 1 USGS 15239900 2010-10-04 1420 3.31 2 2011-04-23 4.80 1 USGS 15239900 2012-09-19 2200 4.10 2 2012-02-02 4.17 1 USGS 15239900 2013-05-25 2500 9 4.08 2 2013-04-25 4.79 1 USGS 15239900 2013-10-29 2380 4.06 2 2014-04-28 5.64 1 USGS 15239900 2015-04-19 1710 9 3.59 USGS 15239900 2016-09-22 1920 3.81 USGS 15239900 2016-12-12 3.52 2 2016-12-12 4.30 1 USGS 15239900 2018-09-28 09:00 1930 3.83 2 2018-01-28 0545 10.75 1 USGS 15239900 2018-10-13 08:30 2630 4.49 2 2019-03-22 2115 6.21 1 USGS 15239900 2019-12-10 5840 7.02 USGS 15239900 2021-05-19 09:15 1390 9 2.99 USGS 15239900 2021-10-30 17:30 1790 3.55 USGS 15239900 2023-08-26 18:30 1760 3.58