#
# U.S. Geological Survey
# National Water Information System
# Retrieved: 2024-06-09 04:50:20 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 06483290 Rock River below Tom Creek at Rock Rapids, IA
#
# 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	06483290	1962-03-29		17500	2,7	20.10	5					
USGS	06483290	1964-09-07		1140	7	10.86						
USGS	06483290	1969-04-08		30100	2,7	24.00	5					
USGS	06483290	2002-03-30		1110		9.95						
USGS	06483290	2003-04-20		970		9.66	2		2003-03-17		11.24	1
USGS	06483290	2004-03-01		3440		13.20	2		2004-03-01	1200	14.85	1
USGS	06483290	2005-07-25		2880		12.57						
USGS	06483290	2006-04-08	11:00	9360		17.81						
USGS	06483290	2007-03-15		12900		19.79						
USGS	06483290	2008-06-06		7330		16.49						
USGS	06483290	2009-02-10		2870	2	12.83	1					
USGS	06483290	2010-09-25		18200		22.25						
USGS	06483290	2011-03-22		6330		15.66						
USGS	06483290	2012-05-28		5270		14.92						
USGS	06483290	2013-06-24		3760		13.86						
USGS	06483290	2014-06-17		33800		26.98						
USGS	06483290	2015-08-20		2380		11.96						
USGS	06483290	2016-09-17		3280		13.02	2		2016-02-22		13.90	1
USGS	06483290	2017-05-22		2030		11.46						
USGS	06483290	2018-06-22	07:30	13500		20.88						
USGS	06483290	2019-09-14	01:45	16600		21.54						
USGS	06483290	2020-07-07	13:45	4120		13.80						
USGS	06483290	2021-09-04	18:45	853		9.26	2		2021-03-07	0515	9.51	
USGS	06483290	2022-07-06	13:45	2570		12.11						
USGS	06483290	2023-04-13	02:15	3900		13.40