# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-05-03 13:37:37 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 05455700 Iowa River near Lone Tree, 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 05455700 1944-05-25 19.94 USGS 05455700 1957-06-25 4550 9.14 USGS 05455700 1958-09-07 6610 10.63 2 1958-02-26 11.47 USGS 05455700 1959-03-21 16600 6 15.97 USGS 05455700 1960-04-01 28100 6 17.90 USGS 05455700 1961-03-15 17000 6 16.06 USGS 05455700 1962-03-21 26600 6 17.68 USGS 05455700 1963-03-20 10700 6 13.18 USGS 05455700 1964-06-24 5770 6 9.69 USGS 05455700 1965-09-22 31200 6 20.27 USGS 05455700 1966-02-11 16200 6 15.52 USGS 05455700 1967-06-11 6760 6 10.38 2 1967-01-27 13.45 1 USGS 05455700 1967-11-03 6300 6 10.00 USGS 05455700 1969-07-20 21700 6 16.92 USGS 05455700 1970-03-05 19900 6 16.52 USGS 05455700 1971-02-27 15400 6 15.26 2 1971-02-21 18.38 1 USGS 05455700 1972-08-07 14000 6 14.79 USGS 05455700 1973-04-22 20300 6 16.62 2 1973-01-19 17.08 1 USGS 05455700 1974-05-19 35700 6 18.97 USGS 05455700 1975-03-21 15700 6 15.37 USGS 05455700 1976-04-26 15200 6 15.21 USGS 05455700 1977-08-16 8910 6 11.91 USGS 05455700 1978-07-23 11800 6 13.86 2 1978-03-20 14.07 1 USGS 05455700 1979-03-20 22200 6 17.01 USGS 05455700 1980-06-15 5640 6 9.44 USGS 05455700 1981-06-30 6640 6 10.26 USGS 05455700 1982-06-16 18400 6 16.34 2 1982-02-23 16.87 1 USGS 05455700 1983-04-03 17500 6 15.92 USGS 05455700 1984-02-20 13700 6 16.61 USGS 05455700 1985-03-05 14800 6 15.02 2 1985-02-23 16.16 1 USGS 05455700 1986-05-18 20800 6 16.96 USGS 05455700 1986-10-27 10600 6 13.07 USGS 05455700 1988-01-21 6670 2,6 14.30 1 USGS 05455700 1989-09-10 8930 6 11.89 USGS 05455700 1990-06-20 26500 6 18.08 USGS 05455700 1991-06-03 15400 6 15.19 USGS 05455700 1992-07-31 13200 6 14.42 USGS 05455700 1993-07-07 57100 6 22.94 USGS 05455700 1994-03-06 10600 6 13.07 2 1993-10-01 14.44 USGS 05455700 1995-04-28 12900 6 14.29 USGS 05455700 1996-05-11 28300 6 18.44 USGS 05455700 1997-02-21 21000 2,6 17.32 1 USGS 05455700 1998-04-01 13800 6 14.15 USGS 05455700 1998-10-18 14500 6 14.40 USGS 05455700 2000-06-14 11200 6 12.84 USGS 05455700 2001-03-17 16100 6 15.09 2 2001-02-10 15.27 USGS 05455700 2002-05-12 8070 6 10.94 USGS 05455700 2003-05-10 9120 6 12.29 USGS 05455700 2004-03-06 13100 6 14.51 USGS 05455700 2005-05-14 8510 6 11.80 USGS 05455700 2006-04-07 17:00 6280 6 10.25 USGS 05455700 2007-04-28 15100 6 15.28 USGS 05455700 2008-06-15 53700 6 23.10 USGS 05455700 2009-03-10 22300 6 17.80 USGS 05455700 2010-08-05 21800 6 17.68 USGS 05455700 2011-06-15 16100 6 15.59 2 2011-02-18 17.05 1 USGS 05455700 2012-05-04 9190 6 11.81 USGS 05455700 2013-04-19 45600 6 21.99 USGS 05455700 2014-07-03 46600 6 22.13 USGS 05455700 2015-08-12 14300 14.71 USGS 05455700 2015-12-16 18000 6 16.38 USGS 05455700 2017-04-06 13300 14.07 2 2017-01-17 1715 15.78 USGS 05455700 2018-09-07 16:30 18000 16.12 USGS 05455700 2018-10-09 05:30 35400 20.39 USGS 05455700 2020-06-10 08:00 17000 15.56 USGS 05455700 2021-03-09 02:30 11200 13.09 USGS 05455700 2022-05-05 02:15 8370 11.40 USGS 05455700 2023-02-28 03:00 11400 12.87