# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-05-03 18:44:39 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 12309500 KOOTENAI RIVER AT BONNERS FERRY 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 12309500 1894-06-00 77.20 Bd USGS 12309500 1928-05-25 82800 1 72.78 USGS 12309500 1929-05-25 62700 1 65.46 2 1929-06-04 66.36 USGS 12309500 1930-06-02 59200 1 64.96 USGS 12309500 1931-05-17 49400 1 62.36 USGS 12309500 1932-05-23 74700 1 70.06 2 1932-06-16 70.52 USGS 12309500 1933-06-18 99800 1 74.98 USGS 12309500 1934-04-29 87800 1 73.04 USGS 12309500 1935-05-24 69000 1 68.67 USGS 12309500 1936-06-01 55700 1 66.81 USGS 12309500 1937-05-28 52300 1 64.69 USGS 12309500 1938-05-27 89800 1 74.44 USGS 12309500 1939-05-18 50200 1 63.56 USGS 12309500 1940-05-26 55100 1 65.08 USGS 12309500 1941-05-18 35200 1 58.70 USGS 12309500 1942-05-27 81100 1 72.00 USGS 12309500 1943-04-21 65000 1 67.59 2 1943-05-28 67.99 USGS 12309500 1944-06-01 31100 1 58.70 USGS 12309500 1945-06-02 61300 1 67.04 USGS 12309500 1946-05-30 80500 1 73.41 USGS 12309500 1947-05-11 88200 1 74.31 USGS 12309500 1948-05-28 130000 1 78.32 USGS 12309500 1949-05-14 81700 1 73.84 USGS 12309500 1950-06-22 90100 1 76.98 USGS 12309500 1951-05-13 83800 1 74.86 USGS 12309500 1952-04-29 69700 1 69.30 USGS 12309500 1953-06-15 76700 1 73.21 USGS 12309500 1954-05-21 114000 1 78.55 USGS 12309500 1955-06-15 85600 1 74.80 USGS 12309500 1956-05-22 125000 1 80.09 USGS 12309500 1957-05-08 77200 1 71.81 USGS 12309500 1958-05-26 74200 1 72.68 1 USGS 12309500 1959-06-07 91600 1 75.69 1 USGS 12309500 1960-06-05 75100 1 1960-06-06 70.69 1 USGS 12309500 1961-05-29 80.13 1 USGS 12309500 1962-05-30 67.04 1 USGS 12309500 1963-06-02 67.78 1 USGS 12309500 1964-06-10 74.94 1 USGS 12309500 1965-06-20 71.31 1 USGS 12309500 1966-06-03 73.24 1 USGS 12309500 1967-06-11 76.04 1 USGS 12309500 1968-06-05 70.51 1 USGS 12309500 1969-06-08 72.98 1 USGS 12309500 1970-06-07 67.79 1 USGS 12309500 1971-05-30 13:00 73.84 2 1971-05-30 1300 73.84 USGS 12309500 1972-06-01 66.97 USGS 12309500 1972-10-13 58.20 USGS 12309500 1974-06-18 65.27 USGS 12309500 1975-06-03 57.32 USGS 12309500 1975-12-04 66.26 USGS 12309500 1976-11-30 57.01 USGS 12309500 1978-06-10 55.33 USGS 12309500 1978-12-09 52.80 USGS 12309500 1980-04-29 56.00 USGS 12309500 1981-07-08 61.52 USGS 12309500 1982-05-26 61.03 USGS 12309500 1983-05-30 56.42 USGS 12309500 1984-01-05 53.01 USGS 12309500 1985-02-07 54.91 USGS 12309500 1985-11-05 57.31 USGS 12309500 1987-07-26 14:30 4937.00 USGS 12309500 1988-09-22 12:33 53.33 USGS 12309500 1989-03-03 06:45 82.43 USGS 12309500 1990-06-20 08:24 58.35 USGS 12309500 1991-05-19 19:53 60.33 USGS 12309500 1991-11-05 20:00 54.62 USGS 12309500 1992-11-23 53.60 USGS 12309500 1994-06-07 19:30 5343.00 USGS 12309500 1995-06-07 10:15 58.54 USGS 12309500 1996-06-05 07:15 63.42 USGS 12309500 1997-05-17 11:30 64.56 USGS 12309500 1998-05-27 23:00 61.50 USGS 12309500 1999-06-18 10:45 61.29 USGS 12309500 2000-06-15 20:45 57.16 USGS 12309500 2000-12-11 22:45 52.19 USGS 12309500 2002-07-02 11:30 61.92 USGS 12309500 2003-06-11 03:00 57.29 USGS 12309500 2004-06-07 11:00 53.00 USGS 12309500 2005-06-18 08:30 56.50 USGS 12309500 2006-06-19 66.67 USGS 12309500 2007-04-29 04:30 56.96 USGS 12309500 2008-05-21 22:00 62.04 USGS 12309500 2009-06-15 23:00 57.65 USGS 12309500 2010-06-11 16:45 60.57 USGS 12309500 2011-06-11 05:45 63.37 2 2011-06-11 1300 63.37 USGS 12309500 2012-07-04 06:45 66.61 2 2012-07-04 1300 66.61 USGS 12309500 2013-05-14 04:15 63.11 USGS 12309500 2014-05-24 06:30 62.64 2 2014-05-24 1300 62.64 USGS 12309500 2015-05-29 16:30 56.36 2 2015-05-29 1300 56.36 USGS 12309500 2016-05-23 21:45 60.27 USGS 12309500 2017-06-04 61.03 USGS 12309500 2018-05-17 21:45 62.06 USGS 12309500 2019-05-17 14:00 56.10 USGS 12309500 2020-06-01 04:15 61.22 USGS 12309500 2021-05-25 12:00 58.35 USGS 12309500 2022-06-14 20:00 62.43 USGS 12309500 2023-05-19 04:00 57.96