# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-12-03 14:46:57 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 12322000 KOOTENAI RIVER AT PORTHILL ID # # 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 12322000 1894-00-00 72.70 Bm USGS 12322000 1925-05-26 62.43 USGS 12322000 1926-05-05 50.66 USGS 12322000 1927-06-17 62.49 USGS 12322000 1928-05-27 83000 1 63.32 USGS 12322000 1929-06-05 59500 1 57.18 2 1929-06-16 58.62 USGS 12322000 1930-06-03 61200 1 55.63 2 1930-06-13 56.77 USGS 12322000 1931-05-17 52000 1 54.48 USGS 12322000 1932-05-23 77200 1 59.79 2 1932-06-18 61.37 USGS 12322000 1933-06-19 93200 1 63.92 USGS 12322000 1934-04-29 89300 1 61.04 2 1934-05-30 61.97 USGS 12322000 1935-05-24 69400 1 58.38 2 1935-06-17 60.56 USGS 12322000 1936-05-17 59800 1 58.49 2 1936-06-01 59.41 USGS 12322000 1937-05-29 54300 1 56.39 2 1937-06-19 57.05 USGS 12322000 1938-05-29 91100 1 64.08 USGS 12322000 1939-05-18 51100 1 55.66 USGS 12322000 1940-05-26 54600 1 56.49 USGS 12322000 1941-05-18 38800 1 51.79 USGS 12322000 1942-05-28 81900 1 60.58 USGS 12322000 1943-04-21 68200 1 56.64 2 1943-06-20 58.39 USGS 12322000 1944-06-02 33300 1 50.43 2 1944-06-15 50.78 USGS 12322000 1945-06-02 62300 1 57.91 USGS 12322000 1946-05-31 83300 1 62.62 USGS 12322000 1947-05-11 91100 1 62.09 USGS 12322000 1948-06-01 125000 1 66.16 USGS 12322000 1949-05-16 86800 1 61.98 USGS 12322000 1950-06-23 91600 1 65.44 USGS 12322000 1951-05-14 88600 1 62.20 2 1951-05-26 63.11 USGS 12322000 1952-04-29 71200 1 57.86 2 1952-05-21 58.86 USGS 12322000 1953-06-16 79200 1 62.59 USGS 12322000 1954-05-22 102000 1 65.17 USGS 12322000 1955-06-15 88700 1 63.46 2 1955-06-26 64.13 USGS 12322000 1956-05-28 114000 1 1956-06-05 67.53 USGS 12322000 1957-05-09 82300 1 60.15 2 1957-05-21 61.19 USGS 12322000 1958-05-26 81100 1 1958-05-27 62.28 1 USGS 12322000 1959-06-07 93200 1 1959-06-08 63.39 1 USGS 12322000 1960-06-06 77500 1 59.65 1 USGS 12322000 1961-05-29 117000 1 1961-06-07 67.61 1 USGS 12322000 1962-05-30 63700 1 1962-06-20 57.65 1 USGS 12322000 1963-05-28 64000 1 1963-06-02 58.60 1 USGS 12322000 1964-06-10 93400 1 1964-06-11 62.96 1 USGS 12322000 1965-06-20 75400 1 1965-06-21 60.91 1 USGS 12322000 1966-06-03 87100 1 1966-06-04 61.75 1 USGS 12322000 1967-06-05 98300 1 1967-06-12 64.18 1 USGS 12322000 1968-06-05 75200 1 1968-06-06 59.77 1 USGS 12322000 1969-05-15 91400 1 1969-06-08 62.00 1 USGS 12322000 1970-06-07 65800 1 1970-06-08 57.96 1 USGS 12322000 1971-05-30 90200 1 USGS 12322000 1972-06-01 60200 1,6 USGS 12322000 1972-10-13 35800 1,6 USGS 12322000 1974-01-17 55000 1,6 1974-06-18 58.48 1 USGS 12322000 1975-05-16 39800 1,6 USGS 12322000 1976-05-11 44400 1,6 1976-05-11 1300 51.86 1 USGS 12322000 1976-11-30 30800 1,6 1976-11-30 1200 48.02 1 USGS 12322000 1978-05-16 29300 1,6 USGS 12322000 1979-05-06 26900 1,6 1978-11-04 47.26 USGS 12322000 1980-04-30 37200 1,6 1980-05-08 50.91 1 USGS 12322000 1981-07-08 44500 1,6 USGS 12322000 1982-05-26 45200 1,6 USGS 12322000 1983-05-26 32400 1,6 USGS 12322000 1984-01-26 23700 1,6 1984-06-29 1748.84 USGS 12322000 1985-05-21 28000 1,6 USGS 12322000 1985-11-05 36200 1,6 USGS 12322000 1986-11-25 35100 1,6 USGS 12322000 1988-04-18 25300 1,6 USGS 12322000 1989-05-08 31200 1,6 USGS 12322000 1990-06-20 38700 1,6 USGS 12322000 1991-05-19 53700 1,6 USGS 12322000 1991-11-05 30000 1,6 1991-10-28 47.77 USGS 12322000 1993-05-16 28400 1,6 1993-05-22 48.00 USGS 12322000 1994-06-07 26100 1,6 1994-06-27 48.08 1 USGS 12322000 1995-05-18 43800 1,6 1995-06-07 53.07 USGS 12322000 1996-06-05 56200 1,6 1996-06-09 56.28 USGS 12322000 1997-05-14 61400 1,6 1997-06-07 57.44 USGS 12322000 1998-05-28 46800 1,6 1998-05-28 1300 1753.62 USGS 12322000 1999-06-18 49400 1,6 1999-06-18 1300 1754.18 USGS 12322000 2000-06-15 36400 1,6 2000-06-29 1750.84 USGS 12322000 2000-12-12 19700 1,6 2001-05-29 1746.26 USGS 12322000 2002-05-23 50100 1,6 2002-06-30 1755.01 USGS 12322000 2003-06-08 34900 1,6 2003-06-19 1751.61 USGS 12322000 2004-06-07 23200 1,6 2004-06-14 1748.22 USGS 12322000 2005-05-25 33400 1,6 2005-06-19 1750.31 USGS 12322000 2006-06-20 62700 1,6 2006-06-20 1300 1757.29 USGS 12322000 2007-05-28 36600 1,6 2007-06-05 1753.32 USGS 12322000 2008-05-19 57300 1,6 2008-06-03 1754.06 USGS 12322000 2009-05-20 36800 1,6 2009-06-18 1751.14 1 USGS 12322000 2010-06-12 47800 1,6 2010-06-17 1753.03 1 USGS 12322000 2011-05-16 52900 1,6 2011-06-15 1756.24 USGS 12322000 2012-06-29 59900 1,6 USGS 12322000 2013-05-14 57000 1,6 USGS 12322000 2014-05-18 50500 6 53.34 2 2014-05-24 55.09 USGS 12322000 2015-05-25 34000 6 48.45 USGS 12322000 2016-05-24 45600 6 USGS 12322000 2017-03-20 51100 6 48.05 2 2017-06-04 54.87 USGS 12322000 2018-05-10 11:15 49200 6 53.18 1,2 2018-05-26 0330 56.12 1 USGS 12322000 2019-05-17 19:30 35500 6 48.64 1,2 2019-06-04 0245 49.19 1 USGS 12322000 2020-06-01 06:00 44400 6 54.35 1,2 2020-06-01 0515 54.38 1 USGS 12322000 2021-05-18 11:45 40200 6 49.55 1,2 2021-05-25 1615 50.53 1 USGS 12322000 2022-06-05 18:00 49300 6 53.69 2 2022-06-14 2145 55.96 USGS 12322000 2023-05-18 18:30 37200 6 51.08 1,2 2023-05-22 0730 51.74 1