# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-04-24 17:58:57 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 12422500 Spokane River at Spokane, WA # # 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 12422500 1891-05-18 12800 6 USGS 12422500 1892-05-31 21800 6 USGS 12422500 1893-05-21 37500 6 USGS 12422500 1894-05-31 49000 6 USGS 12422500 1895-05-10 17100 6 USGS 12422500 1896-06-07 21400 6 USGS 12422500 1897-04-23 33900 1,6 USGS 12422500 1898-05-01 27200 1,6 USGS 12422500 1899-05-29 28900 1,6 USGS 12422500 1900-04-10 17000 1,6 USGS 12422500 1901-05-20 22200 1,6 USGS 12422500 1902-05-26 24800 6 USGS 12422500 1903-06-06 23900 1,6 USGS 12422500 1904-04-23 27900 6 USGS 12422500 1905-06-08 9510 6 USGS 12422500 1906-04-27 18400 1,6 USGS 12422500 1907-05-23 21400 6 USGS 12422500 1908-04-27 21700 6 USGS 12422500 1909-06-06 17700 6 USGS 12422500 1910-03-25 28100 1,6 USGS 12422500 1911-05-09 17200 1,6 USGS 12422500 1912-05-24 21200 1,6 USGS 12422500 1913-06-01 33600 6 USGS 12422500 1914-04-19 19600 6 USGS 12422500 1915-05-23 11500 6 74.60 3 USGS 12422500 1916-05-09 28400 6 80.25 3 USGS 12422500 1917-05-17 41900 6 83.80 3 USGS 12422500 1918-01-04 39600 6 83.50 3 USGS 12422500 1919-05-01 24600 6 79.40 3 USGS 12422500 1920-05-19 18200 6 77.30 3 USGS 12422500 1921-05-21 26200 6 79.80 3 USGS 12422500 1922-05-22 26300 6 25.30 USGS 12422500 1923-05-13 22000 6 24.49 USGS 12422500 1924-05-16 17800 6 23.60 USGS 12422500 1925-04-20 31700 6 26.30 USGS 12422500 1926-04-22 15800 6 23.07 USGS 12422500 1927-05-20 28200 6 25.70 USGS 12422500 1928-05-14 26600 6 25.38 USGS 12422500 1929-05-25 14700 6 22.80 USGS 12422500 1930-04-17 12900 6 22.26 USGS 12422500 1931-04-15 15800 6 23.14 USGS 12422500 1932-05-15 33500 6 26.75 USGS 12422500 1933-05-01 28500 6 25.90 USGS 12422500 1933-12-26 47800 6 29.75 USGS 12422500 1935-05-10 25400 6 25.38 USGS 12422500 1936-04-27 33700 6 27.10 USGS 12422500 1937-05-08 22100 6 24.80 USGS 12422500 1938-04-22 32700 6 26.86 USGS 12422500 1939-05-05 23300 6 25.00 USGS 12422500 1940-04-17 16500 6 23.53 USGS 12422500 1941-05-19 16100 6 23.44 USGS 12422500 1942-05-26 18400 6 23.97 USGS 12422500 1943-04-22 32400 6 27.04 USGS 12422500 1944-04-15 11400 6 22.10 USGS 12422500 1945-05-11 22800 6 25.03 USGS 12422500 1946-05-10 28400 6 26.17 USGS 12422500 1946-12-18 25000 6 25.48 USGS 12422500 1948-05-31 39600 6 28.35 USGS 12422500 1949-05-16 34200 6 27.23 USGS 12422500 1950-05-20 32700 6 26.89 USGS 12422500 1951-02-15 28200 6 26.02 USGS 12422500 1952-05-01 32100 6 26.79 USGS 12422500 1953-05-05 22400 6 24.73 USGS 12422500 1954-05-21 31000 6 26.75 USGS 12422500 1955-05-25 27000 6 25.70 USGS 12422500 1956-04-27 37800 6 27.95 USGS 12422500 1957-05-25 35600 6 27.38 USGS 12422500 1958-04-24 24400 6 25.17 USGS 12422500 1959-05-04 26500 6 25.60 USGS 12422500 1960-04-12 27400 6 25.74 USGS 12422500 1961-02-28 28200 6 25.95 USGS 12422500 1962-04-27 27600 6 25.79 USGS 12422500 1962-11-27 18900 6 23.89 USGS 12422500 1964-05-23 31800 6 26.65 USGS 12422500 1965-04-25 33200 6 26.93 USGS 12422500 1966-05-12 20700 6 24.31 USGS 12422500 1967-05-25 25600 6 25.53 USGS 12422500 1968-02-26 23000 6 25.00 USGS 12422500 1969-04-26 30400 6 26.34 USGS 12422500 1970-05-29 23600 6 25.08 USGS 12422500 1971-05-15 34000 6 27.00 USGS 12422500 1972-03-21 34400 6 27.06 USGS 12422500 1973-05-22 12300 6 22.38 USGS 12422500 1974-01-20 45600 6 28.94 USGS 12422500 1975-05-20 32300 6 26.72 USGS 12422500 1976-05-15 31400 6 26.56 USGS 12422500 1977-05-11 7610 6 20.85 USGS 12422500 1978-04-06 23000 6 24.95 USGS 12422500 1979-05-09 31200 6 26.70 USGS 12422500 1980-04-30 19500 6 24.25 USGS 12422500 1980-12-30 26600 6 25.80 USGS 12422500 1982-02-23 38400 6 27.90 USGS 12422500 1983-03-15 19800 6 24.33 USGS 12422500 1984-06-01 20900 6 24.58 USGS 12422500 1985-04-19 26400 6 25.76 USGS 12422500 1986-03-11 23700 6 25.20 USGS 12422500 1987-05-01 17300 6 23.69 USGS 12422500 1988-04-22 19200 6 24.18 USGS 12422500 1989-04-25 27000 6 25.89 USGS 12422500 1990-06-06 23900 6 25.24 USGS 12422500 1990-11-29 22100 6 24.85 USGS 12422500 1992-02-24 10800 6 21.98 USGS 12422500 1993-05-17 21600 6 24.71 USGS 12422500 1994-04-24 16200 6 23.46 USGS 12422500 1995-02-25 23900 6 25.23 USGS 12422500 1996-02-12 36500 6 28.04 USGS 12422500 1997-05-19 42600 6 29.06 USGS 12422500 1998-05-28 16500 6 23.84 USGS 12422500 1999-06-03 23000 6 25.38 USGS 12422500 2000-04-24 29000 6 26.42 USGS 12422500 2001-04-02 16800 6 23.80 USGS 12422500 2002-04-18 31400 6 26.88 USGS 12422500 2003-02-03 17700 6 24.01 USGS 12422500 2004-04-19 15300 6 23.48 USGS 12422500 2004-12-15 14000 6 23.12 USGS 12422500 2006-04-19 21000 6 24.64 2,6 2006-01-01 0.00 6 USGS 12422500 2007-03-29 23100 6 25.19 USGS 12422500 2008-05-23 40800 6 28.41 USGS 12422500 2009-04-26 22200 6 24.99 USGS 12422500 2010-06-23 17000 6 23.79 USGS 12422500 2011-05-28 33700 6 27.21 USGS 12422500 2012-04-29 36600 6 27.72 USGS 12422500 2013-04-10 19400 6 24.37 USGS 12422500 2014-03-13 26600 6 25.89 USGS 12422500 2015-02-14 22500 6 25.06 USGS 12422500 2016-03-17 18200 6 24.09 USGS 12422500 2017-03-21 42900 6 28.73 USGS 12422500 2018-05-12 06:30 27800 6 26.14 USGS 12422500 2019-04-13 21:45 21100 6 24.76 USGS 12422500 2020-05-23 00:08 19600 6 24.41 USGS 12422500 2021-05-05 10:00 13600 6 22.91 USGS 12422500 2023-05-08 17:30 24100 6 25.54