# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-05-02 18:48:34 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 12318500 KOOTENAI RIVER NR COPELAND 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 12318500 1925-05-24 65.17 USGS 12318500 1926-05-03 52.60 USGS 12318500 1927-06-14 66.17 USGS 12318500 1928-05-29 66.70 USGS 12318500 1929-06-05 58400 1 60.30 2 1929-06-16 61.08 USGS 12318500 1930-06-03 60200 1 58.65 2 1930-06-10 59.32 USGS 12318500 1931-05-17 50000 1 57.15 USGS 12318500 1932-05-23 74500 1 63.44 2 1932-06-17 64.53 USGS 12318500 1933-06-19 90500 1 67.98 USGS 12318500 1934-04-29 86000 1 65.32 USGS 12318500 1935-05-25 67100 1 62.02 2 1935-06-16 63.10 USGS 12318500 1936-05-17 57700 1 61.28 2 1936-06-01 61.87 USGS 12318500 1937-05-29 52300 1 59.20 2 1937-06-19 59.40 USGS 12318500 1938-05-29 87400 1 67.88 USGS 12318500 1939-05-18 49200 1 58.30 USGS 12318500 1940-05-27 53400 1 59.37 USGS 12318500 1941-05-18 36500 1 54.00 USGS 12318500 1942-05-28 80000 1 64.72 USGS 12318500 1943-04-21 66500 1 60.58 2 1943-06-20 61.40 USGS 12318500 1944-06-02 32300 1 52.40 2 1944-06-15 52.60 USGS 12318500 1945-06-03 59700 1 60.79 USGS 12318500 1946-05-31 80900 1 66.49 USGS 12318500 1947-05-11 88300 1 66.47 USGS 12318500 1948-05-30 124000 1 70.10 USGS 12318500 1949-05-15 83800 1 66.38 USGS 12318500 1950-06-24 90800 1 69.95 USGS 12318500 1951-05-14 86900 1 66.99 2 1951-02-26 67.17 USGS 12318500 1952-04-29 70700 1 61.97 2 1952-05-21 62.11 USGS 12318500 1953-06-15 77500 1 66.56 USGS 12318500 1954-05-23 99900 1 70.47 USGS 12318500 1955-06-15 86500 1 67.84 2 1955-06-26 67.93 USGS 12318500 1956-05-26 112000 1 71.78 USGS 12318500 1957-05-08 79500 1 64.57 2 1957-05-21 64.77 USGS 12318500 1958-05-25 78000 1 1958-05-27 66.24 1 USGS 12318500 1959-06-07 91300 1 68.24 USGS 12318500 1960-06-05 76000 1 1960-06-06 63.70 USGS 12318500 1961-05-29 114000 1 1961-06-06 72.55 USGS 12318500 1962-05-30 61900 1 60.87 USGS 12318500 1963-06-02 61800 1 61.88 USGS 12318500 1964-06-10 91500 1 67.53 USGS 12318500 1965-06-20 75400 1 1965-06-21 64.66 USGS 12318500 1966-06-03 85400 1 66.17 USGS 12318500 1967-06-05 95700 1 1967-06-11 68.79 USGS 12318500 1968-06-05 74200 1 63.67 USGS 12318500 1969-05-15 88300 1 64.93 2 1969-06-08 66.04 USGS 12318500 1970-06-07 64000 1 61.29 USGS 12318500 1971-05-30 87800 1 USGS 12318500 1972-05-18 57300 6 1972-06-01 61.68 1 USGS 12318500 1972-10-13 37000 6 1972-10-13 1300 52.22 1 USGS 12318500 1974-01-17 57000 6 1974-07-11 59.70 1 USGS 12318500 1975-05-17 36800 6 1975-06-07 52.63 1 USGS 12318500 1976-05-11 41900 6 1975-12-04 54.87 1 USGS 12318500 1976-11-30 40200 6 50.62 USGS 12318500 1978-05-16 26900 1,6 USGS 12318500 1979-05-06 24600 1,6 1978-12-10 48.53 USGS 12318500 1980-06-21 32600 1,6 1980-05-07 51.96 USGS 12318500 1981-07-08 43800 1,6 USGS 12318500 1982-05-26 42000 1,6 USGS 12318500 1983-05-26 28200 1,6 USGS 12318500 1984-01-11 23500 1,6 USGS 12318500 1984-12-23 25100 1,6 USGS 12318500 1985-11-06 35600 1,6 USGS 12318500 1986-11-25 34900 1,6 USGS 12318500 1988-09-22 25300 1,6 USGS 12318500 1989-05-08 27900 1,6 USGS 12318500 1989-11-12 33100 1,6 USGS 12318500 1991-05-19 49700 1,6 USGS 12318500 1991-11-05 30000 1,6