#
# U.S. Geological Survey
# National Water Information System
# Retrieved: 2024-05-04 04:48:46 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 06440000 MISSOURI RIVER AT PIERRE,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	06440000	1930-04-07		74600		6.75						
USGS	06440000	1931-06-12		46400		8.58						
USGS	06440000	1932-06-15		121000		10.96						
USGS	06440000	1933-05-28		119000		10.29						
USGS	06440000	1934-06-19		50900		8.63						
USGS	06440000	1935-07-14		131000		12.25						
USGS	06440000	1936-04-17		104000		10.00						
USGS	06440000	1937-06-20		120000		12.00						
USGS	06440000	1938-03-22		171000		12.95						
USGS	06440000	1939-03-31		197000		14.20						
USGS	06440000	1940-06-13		60800		9.46						
USGS	06440000	1941-06-13		132000		12.94						
USGS	06440000	1942-06-11		91900		10.95						
USGS	06440000	1943-04-06		281000		19.65						
USGS	06440000	1944-04-09		191000		15.58						
USGS	06440000	1945-03-20		108000		10.50						
USGS	06440000	1946-06-20		83000		10.05						
USGS	06440000	1947-04-01		241000		16.50						
USGS	06440000	1948-03-24		154000		14.07	1					
USGS	06440000	1949-04-05		187000		15.00						
USGS	06440000	1950-04-21		269000		18.44						
USGS	06440000	1951-04-08		127000	6	12.26						
USGS	06440000	1952-04-10		440000	6	25.35						
USGS	06440000	1953-06-22		112000	6	12.43						
USGS	06440000	1953-10-29		46600	6	8.05						
USGS	06440000	1954-10-29		48800	6	8.77						
USGS	06440000	1956-03-24		73900	6	11.11						
USGS	06440000	1957-05-27		66400	6	10.01						
USGS	06440000	1958-03-29		65200	6	11.04						
USGS	06440000	1959-03-29		34600	6	7.20						
USGS	06440000	1960-08-09		31800	6	7.08						
USGS	06440000	1961-05-07		30900	6	6.51	2		1960-12-21		7.46	1
USGS	06440000	1962-05-10		30700	6	6.14						
USGS	06440000	1963-08-08		40500	6				1963-04-23		12.10	1
USGS	06440000	1964-07-20		46900	6	11.13						
USGS	06440000	1965-08-13		44900	6	11.12