#
# U.S. Geological Survey
# National Water Information System
# Retrieved: 2024-05-15 23:59:54 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 06471510 ELM RIVER NEAR ORDWAY,SD
#
# 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	06471510	2000-03-27		502	5	5.30						
USGS	06471510	2001-04-11		2550	5	10.76						
USGS	06471510	2002-05-09		30.0	5	4.14						
USGS	06471510	2003-05-23		142	5	4.55						
USGS	06471510	2004-04-02		331	5	4.96						
USGS	06471510	2005-06-12		5020	5	14.01						
USGS	06471510	2006-04-08		79.0	5	4.50						
USGS	06471510	2007-06-07		945	5	6.30	2		2007-03-20		7.34	1
USGS	06471510	2008-08-13		111	5	4.52						
USGS	06471510	2009-03-26		15000	5	15.65	1					
USGS	06471510	2010-03-20		11500	5	15.24	2		2010-03-18		15.86	1
USGS	06471510	2011-04-06		5220	5	13.87						
USGS	06471510	2012-05-07		46.0	5	4.25						
USGS	06471510	2013-04-29		189	5	4.67						
USGS	06471510	2014-06-24		896	5	6.14						
USGS	06471510	2015-05-21		1540	5	7.67						
USGS	06471510	2016-08-15		1160	5	6.99						
USGS	06471510	2017-02-23		2410	5	10.91	1					
USGS	06471510	2018-04-23	13:00	2480	5	11.12						
USGS	06471510	2019-04-05	14:00	6720	2,5	15.88						
USGS	06471510	2020-07-27	08:45	8430	5	15.08						
USGS	06471510	2021-03-29	13:00	130	2,5	4.53						
USGS	06471510	2022-05-04	19:30	3270	5	12.33						
USGS	06471510	2023-04-19	20:30	5450	2,5	14.79	1