# # U.S. Geological Survey # National Water Information System # Retrieved: 2025-02-04 01:04:12 EST # # ---------------------------------- 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 14233500 COWLITZ RIVER NEAR KOSMOS, 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 14233500 1949-05-13 24100 14.10 USGS 14233500 1949-11-27 27600 15.06 USGS 14233500 1951-02-11 33800 16.60 USGS 14233500 1951-12-01 18000 12.54 USGS 14233500 1953-02-01 25600 14.56 USGS 14233500 1953-12-10 24800 14.35 USGS 14233500 1955-06-11 24300 14.22 USGS 14233500 1955-12-12 33200 16.31 USGS 14233500 1956-12-12 22300 13.51 USGS 14233500 1958-04-20 20500 13.00 USGS 14233500 1958-11-13 23500 13.85 USGS 14233500 1959-11-24 47500 19.50 USGS 14233500 1961-02-22 22700 13.82 USGS 14233500 1962-04-07 22800 13.86 USGS 14233500 1962-11-20 41000 18.22 USGS 14233500 1964-06-05 18100 12.59 USGS 14233500 1965-01-30 45000 19.08 USGS 14233500 1966-05-06 21400 13.52 USGS 14233500 1966-12-13 29500 15.58 USGS 14233500 1968-02-19 28000 15.21 USGS 14233500 1994-03-04 14600 6 13.05 USGS 14233500 1995-02-01 68000 6 USGS 14233500 1996-02-09 103000 6 USGS 14233500 1997-01-01 54600 6 USGS 14233500 1997-10-31 38500 6 USGS 14233500 1998-12-31 39300 6 USGS 14233500 1999-11-12 42300 6 USGS 14233500 2001-05-24 10600 6 USGS 14233500 2002-04-14 48700 6 USGS 14233500 2003-02-01 61800 6 USGS 14233500 2004-01-30 23400 6 USGS 14233500 2005-01-19 38600 6 USGS 14233500 2006-01-10 35800 6 USGS 14233500 2006-11-07 77300 6 USGS 14233500 2007-12-04 37100 6 USGS 14233500 2009-01-08 53400 6 USGS 14233500 2010-06-03 17000 6 USGS 14233500 2011-01-17 67600 6 USGS 14233500 2012-02-22 33100 6 USGS 14233500 2012-11-20 30200 6 USGS 14233500 2014-03-06 43700 6 USGS 14233500 2014-11-26 52100 6 USGS 14233500 2015-12-09 79700 6 USGS 14233500 2017-03-15 36400 6 USGS 14233500 2017-11-23 15:45 53400 6 USGS 14233500 2019-09-18 07:15 12100 6 USGS 14233500 2020-02-07 12:15 49100 6 USGS 14233500 2021-01-13 14:45 28500 6 USGS 14233500 2022-03-01 10:45 28500 6