#
# U.S. Geological Survey
# National Water Information System
# Retrieved: 2024-11-21 11:41:40 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  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 07195400 Illinois River at Hwy. 16 near Siloam Springs AR
#
# 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	07195400	2003-05-16	20:00	4430		11.86						
USGS	07195400	2004-04-24	16:00	48200		20.71						
USGS	07195400	2005-01-05	20:00	14200		16.76						
USGS	07195400	2006-09-23	20:30	8470		14.72						
USGS	07195400	2006-11-30	20:15	16500		17.16						
USGS	07195400	2008-03-19	04:00	61000		21.53						
USGS	07195400	2009-05-03	21:00	10900		15.77						
USGS	07195400	2009-10-09	14:15	33900		19.57						
USGS	07195400	2011-04-26	00:30	87100		26.23						
USGS	07195400	2011-11-09	01:15	17700		16.14						
USGS	07195400	2013-05-10	13:45	25800		17.95						
USGS	07195400	2014-03-17		12300		14.61						
USGS	07195400	2015-06-19	13:30	31200		19.02						
USGS	07195400	2015-12-27	22:00	83700		25.90						
USGS	07195400	2017-04-30	04:15	151000		28.78						
USGS	07195400	2018-02-24	12:15	26400		19.53						
USGS	07195400	2019-06-23	23:15	24900		19.29						
USGS	07195400	2019-10-06	17:15	55200		22.89						
USGS	07195400	2021-04-28	17:15	46800		22.07						
USGS	07195400	2022-05-05	12:15	101000		26.24						
USGS	07195400	2023-03-03	18:00	13300		16.45						
USGS	07195400	2024-05-07	16:00	9030		14.70