# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-05-04 11:57:14 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 06054500 Missouri River at Toston MT # # 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 06054500 1890-05-30 18600 7 USGS 06054500 1910-05-12 18300 USGS 06054500 1911-06-15 24900 USGS 06054500 1912-06-15 27600 USGS 06054500 1913-06-01 29800 USGS 06054500 1914-05-29 19900 USGS 06054500 1915-06-14 13100 USGS 06054500 1916-06-21 23500 USGS 06054500 1941-06-10 11600 6.97 USGS 06054500 1942-06-11 26600 10.46 USGS 06054500 1943-06-03 26000 10.70 USGS 06054500 1944-06-28 19300 9.39 USGS 06054500 1945-06-12 12200 7.46 USGS 06054500 1946-06-01 11800 7.41 USGS 06054500 1947-06-10 21800 9.89 USGS 06054500 1948-06-06 32000 11.77 USGS 06054500 1949-05-18 14700 8.19 USGS 06054500 1950-06-23 17500 8.96 USGS 06054500 1951-05-25 15600 8.51 USGS 06054500 1952-06-08 20700 9.72 USGS 06054500 1953-06-16 22000 10.00 USGS 06054500 1954-06-30 12200 7.65 USGS 06054500 1955-06-17 14300 8.17 USGS 06054500 1956-05-30 25100 10.65 USGS 06054500 1957-06-09 17300 8.92 USGS 06054500 1958-05-26 15000 8.23 USGS 06054500 1959-06-16 18000 9.08 USGS 06054500 1960-05-14 12100 7.46 USGS 06054500 1961-05-31 8700 6.52 USGS 06054500 1962-06-17 14300 8.16 USGS 06054500 1963-06-16 16300 8.62 USGS 06054500 1964-06-12 22000 10.00 USGS 06054500 1965-06-21 21900 9.98 USGS 06054500 1966-05-11 7700 6.18 2 1965-12-17 6.39 1 USGS 06054500 1967-06-24 25300 10.52 USGS 06054500 1968-06-14 22600 9.94 USGS 06054500 1969-05-28 18700 9.25 USGS 06054500 1970-06-10 28200 11.16 USGS 06054500 1971-06-28 23800 10.36 USGS 06054500 1972-06-08 22700 10.13 USGS 06054500 1973-05-21 11600 7.42 USGS 06054500 1974-06-18 29400 11.32 USGS 06054500 1975-06-26 25100 10.52 USGS 06054500 1976-05-21 23300 10.18 USGS 06054500 1977-06-12 11200 7.28 USGS 06054500 1978-06-10 19200 9.34 USGS 06054500 1979-05-29 16800 8.80 USGS 06054500 1980-05-25 18800 9.26 USGS 06054500 1981-05-24 26700 10.83 USGS 06054500 1982-06-18 23500 10.47 USGS 06054500 1983-06-13 18600 9.21 USGS 06054500 1984-06-24 26900 10.97 USGS 06054500 1985-05-05 11000 7.20 USGS 06054500 1986-06-06 23100 10.22 USGS 06054500 1987-05-28 6580 5.86 USGS 06054500 1988-05-30 9600 6.79 USGS 06054500 1989-04-27 13500 7.94 USGS 06054500 1990-06-12 13700 8.00 USGS 06054500 1991-06-09 23800 10.41 USGS 06054500 1992-06-18 9480 6.83 USGS 06054500 1993-05-23 19200 9.40 USGS 06054500 1994-04-26 10000 6.94 USGS 06054500 1995-06-08 27300 11.12 USGS 06054500 1996-06-11 27800 11.22 USGS 06054500 1997-06-12 34000 12.22 USGS 06054500 1998-06-27 21600 9.94 USGS 06054500 1999-05-31 19600 9.50 USGS 06054500 2000-05-29 9760 6.83 USGS 06054500 2001-06-15 7590 6.09 USGS 06054500 2002-06-03 16200 8.68 USGS 06054500 2003-06-02 20200 9.63 USGS 06054500 2004-06-12 9730 6.87 USGS 06054500 2005-06-18 12500 7.67 USGS 06054500 2006-06-11 17000 8.88 USGS 06054500 2007-06-08 10300 7.00 USGS 06054500 2008-06-07 19100 9.39 USGS 06054500 2009-06-01 18300 9.20 USGS 06054500 2010-06-20 21800 10.00 USGS 06054500 2011-06-15 29500 11.53 USGS 06054500 2012-06-06 14000 7.96 USGS 06054500 2013-05-21 8870 6.48 USGS 06054500 2014-05-30 21200 9.82 USGS 06054500 2015-06-03 13700 8.02 USGS 06054500 2016-05-23 12800 7.75 USGS 06054500 2017-06-07 17400 8.97 USGS 06054500 2018-06-02 08:45 27700 11.12 USGS 06054500 2019-06-08 09:00 16300 8.68 USGS 06054500 2020-06-02 03:30 17900 9.10 USGS 06054500 2021-06-06 19:30 10500 7.05 USGS 06054500 2022-06-14 18:45 23300 10.19 USGS 06054500 2023-06-04 16:45 19200 9.30