#
# U.S. Geological Survey
# National Water Information System
# Retrieved: 2024-05-08 12:29:59 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  Illinois 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 05590950 KASKASKIA RIVER AT CHESTERVILLE, IL
#
# 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	05590950	1995-05-19		5900		43.66						
USGS	05590950	1996-05-10		8290		43.86						
USGS	05590950	1997-02-28		3170		40.74						
USGS	05590950	1998-05-05		4470		41.49						
USGS	05590950	1999-01-24		3260		40.31						
USGS	05590950	2000-05-30		1940		39.06						
USGS	05590950	2001-02-26		3560		40.20						
USGS	05590950	2002-05-13		8530		45.52						
USGS	05590950	2003-07-11		2080		38.98						
USGS	05590950	2004-03-28		4180		41.09						
USGS	05590950	2005-01-14		5670		43.39						
USGS	05590950	2006-03-13		2430		39.95						
USGS	05590950	2007-01-16		3600		40.75						
USGS	05590950	2008-06-07		10800		46.64						
USGS	05590950	2008-12-29		5550		42.61						
USGS	05590950	2009-11-18	18:15	5160		42.27						
USGS	05590950	2011-04-28	08:15	4650		41.58						
USGS	05590950	2012-01-28	07:15	722		35.76						
USGS	05590950	2013-04-20	04:30	8010		44.70						
USGS	05590950	2014-02-22	13:00	4550		41.76						
USGS	05590950	2015-06-28	12:45	3000		40.17						
USGS	05590950	2015-12-29	07:15	10100		46.61						
USGS	05590950	2017-05-05	14:30	4800		42.50						
USGS	05590950	2018-02-23	00:15	4900		42.51						
USGS	05590950	2019-01-02	09:45	4010		41.18						
USGS	05590950	2020-01-12	22:15	5900		42.94						
USGS	05590950	2021-06-28	22:45	4620		41.73						
USGS	05590950	2022-02-18	10:30	3200		40.76						
USGS	05590950	2023-05-09	20:45	2120		39.17