# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-06-01 10:50:28 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 06605750 Willow Creek near Cornell, IA # # 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 06605750 1966-06-02 1150 88.86 USGS 06605750 1967-06-16 1200 88.98 USGS 06605750 1968-09-23 540 86.99 USGS 06605750 1969-06-25 3700 91.35 USGS 06605750 1970-00-00 360 4,Bm USGS 06605750 1971-06-06 1600 89.57 USGS 06605750 1972-06-27 740 87.08 USGS 06605750 1973-08-23 1130 88.54 USGS 06605750 1974-05-15 800 87.48 USGS 06605750 1975-04-28 1650 89.45 USGS 06605750 1976-00-00 240 4,Bm USGS 06605750 1977-00-00 240 4,Bm USGS 06605750 1978-09-12 1080 88.23 USGS 06605750 1979-03-22 4200 91.49 USGS 06605750 1980-06-05 1500 89.35 USGS 06605750 1981-00-00 240 4,Bm USGS 06605750 1982-07-09 1800 89.92 2 1982-02-23 90.52 1 USGS 06605750 1983-06-20 2700 90.87 USGS 06605750 1984-06-17 2100 90.37 USGS 06605750 1985-04-22 620 85.72 USGS 06605750 1986-04-29 1100 88.23 USGS 06605750 1987-00-00 340 4,Bm USGS 06605750 1988-00-00 340 4,Bm USGS 06605750 1989-00-00 340 4,Bm USGS 06605750 1990-00-00 340 4,Bm USGS 06605750 1991-04-14 457 85.44 USGS 06605750 1992-07-26 2960 91.00 USGS 06605750 1993-03-28 2370 90.61 USGS 06605750 1994-00-00 340 4,Bm USGS 06605750 1995-00-00 340 4,Bm USGS 06605750 1996-03-24 417 85.18 USGS 06605750 1997-03-19 793 87.17 USGS 06605750 1998-00-00 340 4,Bm USGS 06605750 1999-06-06 386 84.97 USGS 06605750 2000-00-00 340 4,Bm USGS 06605750 2001-05-07 1100 88.28 USGS 06605750 2002-00-00 340 4,Bm USGS 06605750 2003-06-25 1070 89.28 USGS 06605750 2004-09-16 1460 90.68 USGS 06605750 2005-05-13 469 85.51 USGS 06605750 2006-04-09 564 87.10 USGS 06605750 2007-05-06 1850 91.39 USGS 06605750 2008-06-13 1270 90.11 USGS 06605750 2009-02-10 838 2 88.60 1 USGS 06605750 2010-06-27 3280 94.30 USGS 06605750 2011-07-15 1060 89.47 USGS 06605750 2012-00-00 352 4,Bm USGS 06605750 2013-05-27 1750 91.15 USGS 06605750 2014-06-16 916 88.98 USGS 06605750 2015-08-19 302 85.29 USGS 06605750 2015-12-14 1040 88.04 USGS 06605750 2016-10-05 599 87.31 USGS 06605750 2018-09-20 14:01 6790 94.09 USGS 06605750 2019-03-14 01:30 4050 2 92.84 1 USGS 06605750 2020-00-00 882 4,Bm 87.29 4,Bm USGS 06605750 2021-00-00 884 4,Bm 87.30 4,Bm USGS 06605750 2022-00-00 883 4,Bm 87.30 4,Bm USGS 06605750 2023-02-27 15:30 1100 88.36