# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-12-22 01:03:09 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 12456500 CHIWAWA RIVER NEAR PLAIN, 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 12456500 1914-05-15 2400 USGS 12456500 1937-06-03 2880 7.44 USGS 12456500 1938-05-25 3210 7.66 USGS 12456500 1939-05-16 2170 6.83 USGS 12456500 1940-05-24 2540 7.14 USGS 12456500 1941-05-02 1360 6.04 USGS 12456500 1942-05-26 2510 7.12 USGS 12456500 1943-05-26 3060 7.55 USGS 12456500 1944-05-16 1360 6.04 USGS 12456500 1945-05-31 2700 7.27 USGS 12456500 1946-05-27 3060 7.55 USGS 12456500 1947-05-08 3000 7.50 USGS 12456500 1948-05-29 5880 9.17 USGS 12456500 1949-05-16 4250 8.31 USGS 12456500 1955-06-13 4730 8.26 USGS 12456500 1956-06-01 5080 8.87 USGS 12456500 1957-05-19 3460 7.77 USGS 12456500 1990-11-25 6810 9.26 1914 USGS 12456500 1992-05-08 2470 6.81 USGS 12456500 1993-05-14 3130 7.27 USGS 12456500 1994-05-09 2260 6.68 USGS 12456500 1995-05-30 3700 7.66 USGS 12456500 1995-11-30 7030 9.36 USGS 12456500 1997-05-16 4370 8.05 USGS 12456500 1998-05-07 3600 7.60 USGS 12456500 1999-06-17 5550 8.39 USGS 12456500 1999-11-13 2780 7.06 USGS 12456500 2001-05-25 2260 6.68 USGS 12456500 2002-06-16 3470 7.52 USGS 12456500 2003-06-08 2950 7.18 USGS 12456500 2003-10-21 3730 7.68 USGS 12456500 2005-05-10 1570 6.10 2 2005-01-19 7.18 USGS 12456500 2006-05-19 4790 8.01 USGS 12456500 2006-11-07 4320 7.79 USGS 12456500 2008-05-19 4340 7.73 USGS 12456500 2009-06-06 2670 6.89 USGS 12456500 2010-06-14 2470 6.76 USGS 12456500 2011-06-08 3030 7.11 USGS 12456500 2012-05-16 2730 6.93 USGS 12456500 2013-05-13 3260 7.24 USGS 12456500 2014-05-17 3150 7.18 USGS 12456500 2014-11-28 1700 6.19 USGS 12456500 2016-04-22 3440 7.34 USGS 12456500 2017-05-31 4550 7.90 USGS 12456500 2018-05-09 18:45 4210 7.74 USGS 12456500 2019-05-13 06:45 2360 6.76 USGS 12456500 2020-05-31 16:15 3570 7.48 USGS 12456500 2022-06-10 19:00 3020 7.40 USGS 12456500 2023-05-17 13:45 3600 7.69