# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-04-19 04:46:37 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 12445000 OKANOGAN RIVER NEAR TONASKET, 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 12445000 1929-06-10 8500 6 10.16 USGS 12445000 1930-06-09 8310 6 10.06 USGS 12445000 1931-05-16 8480 6 10.23 USGS 12445000 1932-05-12 10600 6 11.52 USGS 12445000 1933-06-18 20200 6 15.37 USGS 12445000 1934-04-27 26600 6 18.31 USGS 12445000 1935-06-02 14900 6 14.08 USGS 12445000 1936-05-16 11800 6 12.60 USGS 12445000 1937-06-05 15100 6 14.16 USGS 12445000 1938-05-28 21400 6 16.51 USGS 12445000 1939-05-17 11200 6 12.35 USGS 12445000 1940-05-26 7540 6 10.61 USGS 12445000 1941-05-03 5180 6 9.81 USGS 12445000 1942-05-28 18900 6 15.78 USGS 12445000 1943-06-11 13500 6 13.41 USGS 12445000 1944-06-03 10200 6 13.43 USGS 12445000 1945-06-02 18200 6 15.74 USGS 12445000 1946-05-29 16900 6 15.12 USGS 12445000 1947-05-10 13400 6 13.47 USGS 12445000 1948-05-31 40900 6 21.79 USGS 12445000 1949-05-17 27200 6 18.05 USGS 12445000 1950-06-18 29600 6 18.66 USGS 12445000 1951-05-25 23600 6 16.77 USGS 12445000 1952-05-21 16200 6 14.04 USGS 12445000 1953-06-15 15800 6 13.86 USGS 12445000 1954-05-22 19100 6 15.21 USGS 12445000 1955-06-14 27600 6 18.12 USGS 12445000 1956-05-26 25000 6 17.37 USGS 12445000 1957-05-22 23600 6 16.71 USGS 12445000 1958-05-26 16100 6 13.93 USGS 12445000 1959-06-06 21500 6 15.99 USGS 12445000 1960-06-05 14100 6 13.46 USGS 12445000 1961-06-06 22300 6 16.59 USGS 12445000 1962-05-30 12300 6 12.50 USGS 12445000 1963-05-25 12700 6 12.70 USGS 12445000 1964-06-12 22100 6 16.30 USGS 12445000 1965-06-12 16000 6 14.08 USGS 12445000 1966-05-11 9620 6 11.21 USGS 12445000 1967-06-06 20700 6 15.82 USGS 12445000 1968-05-22 15600 6 13.91 USGS 12445000 1969-05-25 16400 6 14.24 USGS 12445000 1970-06-05 14400 6 13.42 USGS 12445000 1971-05-15 20500 6 15.74 USGS 12445000 1972-06-02 44700 6 22.54 USGS 12445000 1973-05-19 10700 6 11.75 USGS 12445000 1974-06-18 30500 6 18.79 USGS 12445000 1975-06-04 16500 6 14.19 USGS 12445000 1976-06-21 15500 1,6 USGS 12445000 1977-06-09 6860 6 9.80 USGS 12445000 1978-06-08 17800 6 14.69 USGS 12445000 1979-05-27 9800 6 11.30 USGS 12445000 1980-05-07 13700 6 12.81 USGS 12445000 1981-05-27 15700 6 13.60 USGS 12445000 1982-06-16 17000 6 14.17 USGS 12445000 1983-06-01 22400 6 16.11 USGS 12445000 1984-06-17 16300 6 14.15 USGS 12445000 1985-05-25 15600 6 13.56 USGS 12445000 1986-06-02 24900 6 16.88 USGS 12445000 1987-05-13 15100 6 13.40 USGS 12445000 1988-05-15 13300 6 10.55 USGS 12445000 1989-06-07 13100 6 12.57 USGS 12445000 1990-06-12 16100 6 13.76 USGS 12445000 1991-05-23 26400 6 17.37 USGS 12445000 1992-05-09 8430 6 10.45 USGS 12445000 1993-05-16 15600 6 13.58 USGS 12445000 1994-05-11 10200 6 11.33 USGS 12445000 1995-06-01 15000 1,6 USGS 12445000 1996-06-09 20400 6 15.36 USGS 12445000 1997-05-18 27800 6 17.80 USGS 12445000 1998-05-08 16400 6 13.90 USGS 12445000 1999-06-18 19100 6 14.89 USGS 12445000 2000-05-23 10800 6 11.59 USGS 12445000 2001-05-25 8470 6 10.47 USGS 12445000 2002-06-01 19100 6 14.89 USGS 12445000 2003-06-01 10000 6 11.22 USGS 12445000 2003-10-22 10300 6 11.34 USGS 12445000 2005-01-25 6550 1,6 13.70 1 USGS 12445000 2006-05-22 18000 6 14.11 USGS 12445000 2007-06-06 13700 6 12.45 USGS 12445000 2008-05-22 20500 6 15.10 USGS 12445000 2009-06-01 11800 6 11.70 USGS 12445000 2010-06-04 13600 6 12.42 USGS 12445000 2011-06-10 23300 6 17.62 USGS 12445000 2012-05-18 16000 6 15.02 USGS 12445000 2013-05-14 23000 6 17.15 USGS 12445000 2014-05-25 18700 6 15.83 USGS 12445000 2015-05-25 10600 6 12.17 1 USGS 12445000 2016-04-25 18500 6 15.73 USGS 12445000 2017-06-01 21600 6 17.04 USGS 12445000 2018-05-11 17:00 32000 6 19.71 USGS 12445000 2019-05-18 18:45 10900 6 11.73 USGS 12445000 2020-06-01 22:45 20000 6 15.83 USGS 12445000 2021-05-19 07:30 14400 6 13.44 USGS 12445000 2021-11-17 10:30 19200 6 15.48 USGS 12445000 2023-05-07 20:15 16800 6 14.40