#
# U.S. Geological Survey
# National Water Information System
# Retrieved: 2024-11-24 22:19:24 EST
#
# ---------------------------------- 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 01104480 STONY BROOK RESERVOIR AT DAM NEAR WALTHAM, MA
#
# 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	01104480	2000-04-25		208	6	2.76						
USGS	01104480	2001-03-23		939	6	5.27						
USGS	01104480	2002-01-12		237	6	2.91						
USGS	01104480	2003-04-23		337	6	3.37						
USGS	01104480	2004-04-02		328	6	3.33						
USGS	01104480	2005-03-31		530	6	4.08						
USGS	01104480	2006-05-15		471	6	3.88						
USGS	01104480	2007-04-17		335	6	3.36						
USGS	01104480	2008-07-24		303	6	3.22						
USGS	01104480	2008-12-13		329	6	3.42						
USGS	01104480	2010-03-15		1140	6	5.76						
USGS	01104480	2010-12-14		193	6	2.68						
USGS	01104480	2011-12-08		212	6	2.78						
USGS	01104480	2013-06-12		192	6	2.67						
USGS	01104480	2014-03-31		460	6	3.84						
USGS	01104480	2014-12-10		231	6	2.88						
USGS	01104480	2015-10-01		91.7	6	2.00						
USGS	01104480	2017-04-01		150	6	2.42						
USGS	01104480	2018-05-01	10:30	330	6	3.34						
USGS	01104480	2019-05-01	10:15	309	6	3.25						
USGS	01104480	2019-12-06	10:45	448	6	3.80						
USGS	01104480	2021-09-02	17:00	373	6	3.51						
USGS	01104480	2022-05-23	10:45	209	6	2.76						
USGS	01104480	2022-12-21	09:00	271	6	3.08