# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-04-27 20:58:53 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 12358500 M F Flathead River near West Glacier 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 12358500 1916-00-00 45000 7,Bm USGS 12358500 1940-05-12 12800 6.66 USGS 12358500 1941-05-14 7620 5.22 USGS 12358500 1942-05-24 15700 7.50 USGS 12358500 1943-06-18 20600 9.00 USGS 12358500 1944-05-20 11300 6.30 USGS 12358500 1945-06-01 16400 7.80 USGS 12358500 1946-05-29 18500 8.34 USGS 12358500 1947-05-09 23600 9.80 USGS 12358500 1948-05-23 32600 12.40 USGS 12358500 1949-05-14 19500 8.56 USGS 12358500 1950-06-06 23600 9.69 USGS 12358500 1951-05-12 20100 8.71 USGS 12358500 1952-04-28 18100 8.29 USGS 12358500 1953-06-13 24800 10.14 USGS 12358500 1954-05-20 34500 13.01 USGS 12358500 1955-06-14 17500 8.19 USGS 12358500 1956-05-22 28300 11.28 USGS 12358500 1957-05-05 24200 10.10 USGS 12358500 1958-05-13 19400 8.50 USGS 12358500 1959-06-06 25800 10.24 USGS 12358500 1960-06-04 21500 9.10 USGS 12358500 1961-05-27 27100 10.58 USGS 12358500 1962-05-20 13900 6.99 USGS 12358500 1963-05-31 12700 6.64 USGS 12358500 1964-06-09 140000 36.46 1894 USGS 12358500 1965-06-19 20900 8.93 USGS 12358500 1966-05-31 18400 8.24 USGS 12358500 1967-05-23 27900 10.80 USGS 12358500 1968-06-03 18000 8.15 USGS 12358500 1969-05-15 14200 7.08 USGS 12358500 1970-06-05 23400 9.34 USGS 12358500 1971-05-28 23900 9.49 USGS 12358500 1972-06-02 29600 10.99 USGS 12358500 1973-05-18 17900 7.91 USGS 12358500 1974-06-18 31900 11.60 USGS 12358500 1975-06-20 63600 19.42 USGS 12358500 1976-05-11 22600 9.15 USGS 12358500 1977-05-11 10400 5.83 USGS 12358500 1978-06-06 17600 7.84 USGS 12358500 1979-05-27 21600 8.96 USGS 12358500 1980-05-26 20500 8.64 USGS 12358500 1981-05-22 19600 8.41 USGS 12358500 1982-05-26 20800 8.74 USGS 12358500 1983-05-27 17400 7.78 USGS 12358500 1984-05-31 18200 7.98 USGS 12358500 1985-06-08 20200 8.58 USGS 12358500 1986-05-30 19400 8.27 USGS 12358500 1987-05-01 18700 8.06 USGS 12358500 1988-05-13 13100 6.48 USGS 12358500 1989-05-11 19000 8.14 USGS 12358500 1989-11-12 33700 12.07 USGS 12358500 1991-05-19 35000 12.41 USGS 12358500 1992-05-01 13000 6.43 USGS 12358500 1993-05-15 19900 8.40 USGS 12358500 1994-05-13 15200 7.12 USGS 12358500 1995-06-07 14900 7.04 USGS 12358500 1996-06-09 23300 9.42 USGS 12358500 1997-05-17 33000 11.96 USGS 12358500 1998-05-27 12800 6.48 USGS 12358500 1999-05-26 20400 8.64 USGS 12358500 2000-05-23 15300 7.14 USGS 12358500 2001-05-26 13000 6.45 USGS 12358500 2002-05-31 22400 9.10 USGS 12358500 2003-05-26 19800 8.32 USGS 12358500 2004-05-05 11100 6.02 USGS 12358500 2005-06-04 12800 6.50 USGS 12358500 2006-06-16 22500 9.08 USGS 12358500 2006-11-08 18700 8.05 USGS 12358500 2008-05-19 30700 11.23 USGS 12358500 2009-05-31 19100 8.16 USGS 12358500 2010-05-19 14300 6.85 USGS 12358500 2011-06-08 25200 9.79 USGS 12358500 2012-04-27 22600 9.12 USGS 12358500 2013-05-14 28800 10.74 USGS 12358500 2014-05-24 23100 9.23 USGS 12358500 2015-03-15 18500 8.01 USGS 12358500 2016-04-23 12500 6.43 USGS 12358500 2017-06-01 18200 7.93 USGS 12358500 2018-05-09 11:00 22800 9.15 USGS 12358500 2019-05-16 14:00 14800 7.01 USGS 12358500 2020-05-31 21:30 22800 9.13 USGS 12358500 2021-06-05 09:00 18000 7.86 USGS 12358500 2022-06-21 11:45 24600 9.61 USGS 12358500 2023-05-05 12:30 16400 7.43