#
# U.S. Geological Survey
# National Water Information System
# Retrieved: 2024-05-21 11:49:42 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  Tennessee 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 03490500 HOLSTON RIVER AT SURGOINSVILLE, TN
#
# 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	03490500	1867-03-00		150000	7,Bd	30.98	Bd					
USGS	03490500	1941-07-06		13800		6.69						
USGS	03490500	1942-08-10		25600		10.33						
USGS	03490500	1942-12-30		57500		17.07						
USGS	03490500	1944-02-18		59600		17.48						
USGS	03490500	1945-02-18		35700		12.59						
USGS	03490500	1946-01-08		59000		17.40						
USGS	03490500	1947-01-21		58000		17.20						
USGS	03490500	1948-02-15		37900		13.08						
USGS	03490500	1949-07-14		23000	6	9.53						
USGS	03490500	1950-01-31		46500	6	14.91						
USGS	03490500	1951-03-31		15400	6	7.19						
USGS	03490500	1951-12-21		17900	6	7.91						
USGS	03490500	1953-05-20		20800	6	8.70						
USGS	03490500	1954-01-23		16700	6	7.57						
USGS	03490500	1955-03-19		33500	6	12.12						
USGS	03490500	1956-04-16		38900	6	13.32						
USGS	03490500	1957-01-30		45100	6	14.32						
USGS	03490500	1958-05-07		41100	6	13.47						
USGS	03490500	1959-04-13		18200	6	7.97						
USGS	03490500	1960-04-01		15700	6	7.27						
USGS	03490500	1961-02-26		27500	6	10.36						
USGS	03490500	1963-03-13		59300	6	17.13						
USGS	03490500	1964-03-15		20200	6	8.54						
USGS	03490500	1965-03-26		29300	6	10.78						
USGS	03490500	1966-04-13		17000	6	7.65						
USGS	03490500	1967-03-07		20100	6	8.50						
USGS	03490500	1967-12-23		20300	6	8.55						
USGS	03490500	1969-02-02		21400	6	8.85						
USGS	03490500	1969-12-31		33700	6	11.79						
USGS	03490500	1971-05-08		22900	6	9.23						
USGS	03490500	1972-02-26		22100	6	9.04						
USGS	03490500	1973-03-17		42700	6	13.72						
USGS	03490500	1974-01-11		29200	6	10.64						
USGS	03490500	1975-03-30		41100	6	13.37						
USGS	03490500	1976-01-01		17400	6	7.51						
USGS	03490500	1977-04-05		53500	6	15.98						
USGS	03490500	1978-01-26		34000	6	11.79						
USGS	03490500	1979-01-22		28900	6	10.57						
USGS	03490500	1980-03-21		23800	6	9.27						
USGS	03490500	1981-05-21		12800	6	6.57						
USGS	03490500	1982-02-04		22100	6	9.18						
USGS	03490500	1982-11-30		15800	6	7.49						
USGS	03490500	1984-05-08		56900	6	16.90						
USGS	03490500	1985-02-02		24100	6	9.73						
USGS	03490500	1985-11-30		15600	6	7.42						
USGS	03490500	1987-04-17		30300	6	11.25						
USGS	03490500	1988-02-05		13000	6	6.62						
USGS	03490500	1997-03-04		22200	6	9.23						
USGS	03490500	1998-04-17		34800	6	11.84