# # U.S. Geological Survey # National Water Information System # Retrieved: 2025-04-07 01:22:54 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 12447200 OKANOGAN RIVER AT MALOTT, 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 12447200 1966-05-11 9680 6 8.64 USGS 12447200 1967-06-09 21400 6 13.86 USGS 12447200 1968-05-23 15700 6 11.63 USGS 12447200 1969-05-26 17300 6 12.27 USGS 12447200 1970-06-05 14400 6 11.03 USGS 12447200 1971-05-15 21300 6 13.93 USGS 12447200 1972-06-03 45600 6 22.16 USGS 12447200 1973-05-19 10700 6 9.20 USGS 12447200 1974-06-19 31100 6 18.06 USGS 12447200 1975-06-05 17600 6 12.39 USGS 12447200 1976-06-21 16100 6 11.73 USGS 12447200 1977-06-09 7030 6 7.23 USGS 12447200 1978-06-08 18500 6 12.84 USGS 12447200 1979-05-28 10000 6 8.83 USGS 12447200 1980-05-07 13400 6 10.60 USGS 12447200 1981-05-27 15100 6 11.44 USGS 12447200 1982-06-16 16800 6 12.26 USGS 12447200 1983-06-01 22300 6 15.10 USGS 12447200 1984-06-17 16300 6 12.59 USGS 12447200 1985-05-26 15500 6 11.66 USGS 12447200 1986-06-02 23800 6 15.78 USGS 12447200 1987-05-14 15200 6 11.49 USGS 12447200 1988-05-15 13300 6 10.55 USGS 12447200 1989-06-07 13200 6 10.50 USGS 12447200 1990-06-12 16700 6 12.22 USGS 12447200 1991-05-24 26700 6 16.48 USGS 12447200 1992-05-09 8530 6 8.08 USGS 12447200 1993-05-16 15700 6 11.95 USGS 12447200 1994-05-11 10500 6 9.14 USGS 12447200 1995-06-01 15500 6 11.83 USGS 12447200 1996-06-09 20100 6 14.07 USGS 12447200 1997-05-19 28600 6 17.38 USGS 12447200 1998-05-08 16700 6 12.44 USGS 12447200 1999-06-18 19000 6 13.53 USGS 12447200 2000-05-23 10900 6 9.37 USGS 12447200 2001-05-25 8660 6 8.15 USGS 12447200 2002-06-01 18600 6 13.36 USGS 12447200 2003-06-01 10500 6 9.15 USGS 12447200 2004-05-23 10400 6 9.11 USGS 12447200 2005-01-26 6570 1,6 9.65 1 USGS 12447200 2006-05-22 17800 6 12.96 USGS 12447200 2007-06-07 13500 6 10.71 USGS 12447200 2008-05-22 19700 6 13.85 USGS 12447200 2009-06-01 11600 6 9.69 USGS 12447200 2010-06-04 13700 6 10.83 USGS 12447200 2011-06-11 23700 6 15.58 USGS 12447200 2012-05-18 15900 6 12.07 USGS 12447200 2013-05-15 22700 6 15.18 USGS 12447200 2014-05-26 18400 6 13.28 USGS 12447200 2015-05-25 9410 6 8.56 USGS 12447200 2016-04-25 18300 6 13.21 USGS 12447200 2017-06-02 22900 6 15.25 USGS 12447200 2018-05-12 12:30 32900 6 19.32 USGS 12447200 2019-05-19 04:00 10800 6 9.25 USGS 12447200 2020-06-02 10:00 20100 6 14.15 USGS 12447200 2021-05-19 18:45 14400 6 11.19 USGS 12447200 2021-11-17 20:45 18800 6 13.50 USGS 12447200 2023-05-08 08:45 17400 6 12.78 USGS 12447200 2024-05-18 14:00 9090 6 8.43