# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-12-04 21:44:55 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 14211010 CLACKAMAS RIVER NEAR OREGON CITY, OR # # 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 14211010 2002-04-14 13:30 26600 6 35.15 USGS 14211010 2003-02-01 01:00 38000 6 38.50 USGS 14211010 2003-12-13 23:30 29900 6 36.16 USGS 14211010 2005-03-27 20:00 19800 6 32.92 USGS 14211010 2006-01-11 06:00 46300 6 40.64 USGS 14211010 2006-11-07 15:00 41200 6 39.35 USGS 14211010 2007-12-04 03:00 29700 6 36.12 USGS 14211010 2009-01-02 06:30 67700 6 45.51 USGS 14211010 2010-03-30 19400 6 32.97 USGS 14211010 2011-01-16 23:00 55200 6 42.52 USGS 14211010 2012-01-20 00:30 43300 6 39.80 USGS 14211010 2012-11-20 11:45 29600 6 36.19 USGS 14211010 2014-02-16 06:15 23600 6 34.39 USGS 14211010 2014-12-21 14:15 27800 6 35.68 USGS 14211010 2015-12-08 00:30 34600 6 37.59 USGS 14211010 2017-02-09 22:30 24400 6 34.63 USGS 14211010 2017-10-22 15:30 32500 6 37.03 USGS 14211010 2019-04-08 19:00 36200 6 38.02 USGS 14211010 2020-01-28 21:00 14800 6 31.26 USGS 14211010 2021-01-13 11:45 38000 6 38.47 USGS 14211010 2022-05-07 17:15 21700 6 33.78 USGS 14211010 2022-11-05 09:15 28500 6 35.89