# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-11-08 10:57:31 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 06090800 Missouri River at Fort Benton 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 06090800 1891-07-14 39700 USGS 06090800 1892-06-14 65800 USGS 06090800 1893-06-01 35600 USGS 06090800 1894-06-08 55300 USGS 06090800 1895-06-15 21400 USGS 06090800 1896-06-22 40400 USGS 06090800 1897-05-22 27300 USGS 06090800 1898-06-20 37600 USGS 06090800 1899-06-27 46000 USGS 06090800 1901-05-23 30400 USGS 06090800 1902-05-22 31800 USGS 06090800 1903-06-09 30400 USGS 06090800 1904-05-25 27300 USGS 06090800 1905-06-11 15900 USGS 06090800 1906-06-17 19800 USGS 06090800 1907-06-25 47500 USGS 06090800 1908-06-06 140000 USGS 06090800 1909-06-12 54400 USGS 06090800 1910-05-04 23500 USGS 06090800 1911-06-20 31900 USGS 06090800 1912-06-00 33100 Bd USGS 06090800 1913-06-05 44000 USGS 06090800 1914-06-15 28900 USGS 06090800 1915-07-06 30700 USGS 06090800 1916-06-23 48600 USGS 06090800 1917-05-28 48200 USGS 06090800 1918-06-19 28000 USGS 06090800 1919-05-30 13900 USGS 06090800 1920-06-19 30700 USGS 06090800 1921-06-16 32200 USGS 06090800 1922-06-12 34300 USGS 06090800 1923-06-26 25400 USGS 06090800 1924-05-21 24300 6.13 USGS 06090800 1925-05-25 29800 7.05 USGS 06090800 1926-04-21 20400 5.45 USGS 06090800 1927-06-13 52900 1 10.30 USGS 06090800 1928-05-28 33400 7.65 USGS 06090800 1929-06-02 21500 5.65 USGS 06090800 1930-04-13 16900 1 4.80 USGS 06090800 1931-02-01 13000 4.00 USGS 06090800 1932-06-13 23500 5.95 USGS 06090800 1933-06-10 26200 6.49 USGS 06090800 1934-06-09 19600 1934-01-03 12.21 USGS 06090800 1935-06-15 17200 5.14 USGS 06090800 1936-05-18 24000 1936-01-10 9.10 1 USGS 06090800 1937-07-13 10600 3.56 USGS 06090800 1938-06-24 30600 7.20 USGS 06090800 1939-05-18 17900 1939-02-15 8.61 1 USGS 06090800 1940-06-14 13600 1940-01-09 10.33 1 USGS 06090800 1941-06-13 15300 1941-01-27 10.72 1 USGS 06090800 1942-06-10 33200 1942-01-02 8.75 1 USGS 06090800 1943-06-16 38500 1943-01-29 9.00 1 USGS 06090800 1944-06-19 31000 7.70 USGS 06090800 1945-06-14 23900 6.57 USGS 06090800 1946-06-06 18900 5.62 USGS 06090800 1947-06-16 34200 1947-02-04 11.90 1 USGS 06090800 1948-06-07 52800 10.93 USGS 06090800 1949-06-04 22700 1949-01-13 12.98 1 USGS 06090800 1950-06-19 28900 1949-12-24 12.89 1 USGS 06090800 1951-05-14 27500 1951-01-31 9.56 1 USGS 06090800 1952-05-27 24500 1951-12-20 10.62 1 USGS 06090800 1953-06-05 78700 5 13.57 USGS 06090800 1954-05-21 17900 5 1954-01-19 11.20 1 USGS 06090800 1955-05-23 15900 5 1955-03-07 12.65 1 USGS 06090800 1956-06-04 31100 5 7.86 USGS 06090800 1957-05-22 21400 5 1956-12-09 13.25 1 USGS 06090800 1958-06-14 20500 5 6.13 USGS 06090800 1959-06-23 27500 5 1959-01-27 12.22 1 USGS 06090800 1960-05-16 20600 5 1960-03-06 11.46 1 USGS 06090800 1961-06-01 10300 5 3.91 USGS 06090800 1962-06-18 23000 5 1962-01-10 10.78 1 USGS 06090800 1963-06-08 22200 5 1963-02-06 12.78 1 USGS 06090800 1964-06-10 77400 5 13.44 USGS 06090800 1965-06-17 31100 5 7.86 2 1964-12-23 9.80 1 USGS 06090800 1965-10-16 17800 5 5.57 2 1966-01-10 11.06 1 USGS 06090800 1967-06-15 38600 5 8.93 USGS 06090800 1968-06-13 28500 5 7.46 2 1968-01-12 14.37 1 USGS 06090800 1969-06-28 29400 5 7.40 2 1969-01-04 11.30 1 USGS 06090800 1970-06-15 28200 5 7.35 2 1970-01-18 13.53 1 USGS 06090800 1971-05-14 26600 5 7.07 2 1971-01-14 12.02 1 USGS 06090800 1972-06-04 24500 5 6.68 2 1972-03-03 13.26 1 USGS 06090800 1972-11-07 14500 5 4.74 2 1973-01-11 14.14 1 USGS 06090800 1974-06-20 29200 5 7.53 2 1974-01-15 14.00 1 USGS 06090800 1975-06-21 62000 5 11.85 USGS 06090800 1976-05-07 33200 5 8.21 2 1976-03-05 9.77 1 USGS 06090800 1976-10-18 10800 5 4.08 USGS 06090800 1978-05-20 23500 5 6.52 USGS 06090800 1979-05-26 20600 5 5.97 2 1979-01-03 12.30 1 USGS 06090800 1980-05-27 28100 5 7.35 2 1980-01-12 10.04 1 USGS 06090800 1981-05-24 51100 5 10.57 USGS 06090800 1982-07-03 29200 5 7.51 USGS 06090800 1983-07-11 23500 5 6.60 USGS 06090800 1984-06-24 26100 5 7.02 USGS 06090800 1984-10-03 11300 5 4.10 USGS 06090800 1986-02-26 21400 5 6.05 2 1985-12-02 12.41 1 USGS 06090800 1987-01-12 11900 5 4.25 USGS 06090800 1988-05-09 8370 5 3.30 USGS 06090800 1989-05-11 15900 5 5.14 2 1989-01-09 8.18 1 USGS 06090800 1990-05-31 15200 5 5.06 2 1989-12-23 11.12 1 USGS 06090800 1991-06-13 24100 5 6.66 2 1991-02-03 7.23 1 USGS 06090800 1992-01-10 8200 5 3.23 USGS 06090800 1993-06-18 23600 5 6.46 2 1993-02-25 9.77 1 USGS 06090800 1994-04-24 15400 5 4.96 2 1994-02-26 12.97 1 USGS 06090800 1995-06-08 28300 5 7.37 2 1995-01-07 9.28 1 USGS 06090800 1996-06-16 30200 5 7.68 2 1996-02-09 16.39 1 USGS 06090800 1997-06-13 36700 5 8.94 2 1997-01-01 13.12 1 USGS 06090800 1998-07-04 29000 5 7.64 2 1998-01-12 9.01 1 USGS 06090800 1999-06-07 19600 5 5.86 2 1999-01-01 8.80 1 USGS 06090800 2000-02-24 7890 5 3.13 USGS 06090800 2001-05-01 6640 5 2.74 2 2000-12-17 6.43 1 USGS 06090800 2002-06-12 15900 5 5.11 2 2002-01-31 9.81 1 USGS 06090800 2003-05-31 14200 5 4.72 2 2003-03-12 12.39 1 USGS 06090800 2004-05-28 9100 5 3.39 2 2004-02-02 9.18 1 USGS 06090800 2005-06-05 17100 5 5.30 2 2005-01-21 8.77 1 USGS 06090800 2006-06-11 19900 5 5.85 USGS 06090800 2007-06-08 14300 5 4.72 2 2006-11-30 9.04 1 USGS 06090800 2008-05-27 31900 5 7.75 USGS 06090800 2009-06-02 20500 5 5.94 2 2009-01-28 9.20 1 USGS 06090800 2010-06-18 30000 5 7.63 USGS 06090800 2011-06-10 52700 5 10.71 2 2011-01-13 11.79 1 USGS 06090800 2012-06-08 16200 5 5.28 2 2012-01-24 10.69 1 USGS 06090800 2013-06-05 15400 5 4.96 2 2013-01-15 11.23 1 USGS 06090800 2014-06-02 17200 5 5.26 2 2014-03-07 8.67 1 USGS 06090800 2015-06-05 12500 5 4.27 2 2015-01-05 13.45 1 USGS 06090800 2016-05-23 13400 5 4.46 2 2015-12-30 8.68 1 USGS 06090800 2017-05-19 17000 5 5.26 2 2017-01-05 10.33 1 USGS 06090800 2018-06-21 22:30 40300 5 9.37 2 2018-01-17 2130 12.76 1 USGS 06090800 2019-05-29 12:15 28300 5 7.31 2 2019-02-07 1415 8.91 1 USGS 06090800 2020-07-01 17:30 20000 5 5.86 2 2020-01-15 1830 9.18 1 USGS 06090800 2021-05-28 06:15 13500 5 4.46 2 2021-02-09 1030 8.41 1 USGS 06090800 2022-06-23 08:00 11400 5 3.96 2 2021-12-29 1945 7.16 1 USGS 06090800 2023-06-11 12:15 24000 5 6.58 2 2023-02-01 0930 9.67 1