#
# U.S. Geological Survey
# National Water Information System
# Retrieved: 2025-04-06 08:02:21 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 05207600 MISSISSIPPI RIVER AT WILLOW BEACH AT BALL CLUB, MN
#
# 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	05207600	2008-06-16		1990	6	9.27	2		2008-06-20		9.38	1
USGS	05207600	2009-05-26		2240	6	9.82						
USGS	05207600	2009-12-27		1540	1,2,6				2009-12-16		10.14	1
USGS	05207600	2011-02-18		2720	1,2,6	11.50	1					
USGS	05207600	2012-05-28		1840	6	8.96	2		2012-05-29		9.02	
USGS	05207600	2013-06-26		2430	6	10.01	2		2013-03-23		11.16	1
USGS	05207600	2014-07-25		2270	6	10.46	2		2014-07-27		10.49	
USGS	05207600	2015-06-19		1830	6	8.72						
USGS	05207600	2015-11-20		1440	6	7.50	2		2015-12-21		8.80	
USGS	05207600	2017-02-05		2090	2,6	10.66	2		2017-02-14		11.14	1
USGS	05207600	2018-07-16	10:00	1210	6	8.33						
USGS	05207600	2019-06-07	19:00	2100	6	9.21	2		2018-12-31	1045	10.12	1
USGS	05207600	2019-10-27	05:30	2660	6	10.61	2		2020-02-02	1100	11.89	1
USGS	05207600	2020-10-28	22:00	1810	6	8.90						
USGS	05207600	2022-07-12	19:30	2420	6	10.53						
USGS	05207600	2023-04-16	20:15	1760	6	9.10						
USGS	05207600	2024-06-23	01:45	2550	6	10.33