#
# U.S. Geological Survey
# National Water Information System
# Retrieved: 2024-11-24 00:49:18 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 15243900 SNOW R NR SEWARD 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	15243900	1967-08-31		55000	3,7,9	42.60	3					
USGS	15243900	1974-09-20		26400	3,7,9	40.75	3					
USGS	15243900	1998-09-01		8820	3,9	12.02						
USGS	15243900	1998-10-10		15000	3,9	13.30						
USGS	15243900	2000-07-17		4980		9.74						
USGS	15243900	2001-09-22		14900	3,9	12.20						
USGS	15243900	2001-12-26		6800	1	11.20	1					
USGS	15243900	2002-11-06		19800		13.53						
USGS	15243900	2003-11-16		22900	3,9	14.07						
USGS	15243900	2005-09-01		8800		11.00						
USGS	15243900	2005-10-30		19100		13.40						
USGS	15243900	2006-10-09		19900		13.55						
USGS	15243900	2007-11-09		18900	3,9	13.36						
USGS	15243900	2009-07-31		9570		11.23						
USGS	15243900	2009-10-12		18900	3,9	13.36						
USGS	15243900	2011-09-06		15000		12.59						
USGS	15243900	2011-11-03		20100		13.59						
USGS	15243900	2013-09-11		12100		11.90						
USGS	15243900	2013-10-13		24200	3,9	14.30						
USGS	15243900	2015-09-03		17500	3,9	14.20						
USGS	15243900	2016-09-22		9920		12.00						
USGS	15243900	2017-09-23		28800	3,9	14.39						
USGS	15243900	2018-06-18	14:30	10400	9	11.62						
USGS	15243900	2019-08-24	10:30	43800	9	14.57						
USGS	15243900	2019-12-09	18:45	5250		10.35						
USGS	15243900	2020-11-04	12:15	22500	9	13.10						
USGS	15243900	2022-09-06	02:00	26700	9	13.70						
USGS	15243900	2023-09-09	19:15	27100	9	13.93