# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-06-02 08:51:36 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 06599800 Perry Creek near Merrill, 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 06599800 1953-06-07 2540 9.51 USGS 06599800 1954-06-19 169 5.84 USGS 06599800 1955-05-26 37.0 3.60 USGS 06599800 1956-03-01 54.0 4.10 USGS 06599800 1957-05-11 151 5.66 USGS 06599800 1958-05-31 857 8.73 USGS 06599800 1959-05-30 932 8.81 USGS 06599800 1960-06-20 69.0 5.02 USGS 06599800 1961-03-26 428 7.44 USGS 06599800 1962-03-27 2000 2 12.22 1 USGS 06599800 1963-00-00 20.0 4,Bm USGS 06599800 1964-07-10 358 7.09 USGS 06599800 1965-03-31 300 2 9.39 1 USGS 06599800 1966-02-09 8.68 1 USGS 06599800 1967-03-02 10.80 1 USGS 06599800 1968-00-00 20.0 4,Bm USGS 06599800 1969-06-25 620 8.21 USGS 06599800 1970-00-00 20.0 4,Bm USGS 06599800 1971-02-18 145 2 9.52 1 USGS 06599800 1972-07-20 950 8.92 USGS 06599800 1973-07-09 330 7.66 USGS 06599800 1974-06-22 45.0 2 4.77 USGS 06599800 1975-06-18 50.0 2 5.24 USGS 06599800 1976-00-00 20.0 4,Bm USGS 06599800 1977-06-23 790 2 9.38 USGS 06599800 1978-03-19 8.87 1 USGS 06599800 1979-05-09 54.0 2 5.16 USGS 06599800 1980-05-30 48.0 2 4.96 USGS 06599800 1981-06-14 1900 2 10.15 USGS 06599800 1982-07-06 1400 2 9.89 USGS 06599800 1983-06-20 990 2 9.62 USGS 06599800 1984-06-12 500 2 8.93 USGS 06599800 1986-03-17 140 2 6.73 USGS 06599800 1987-05-25 110 2 6.29 USGS 06599800 1988-02-18 6.20 1 USGS 06599800 1989-03-09 170 2 7.19 USGS 06599800 1990-05-19 1100 2 9.72 USGS 06599800 1991-06-01 360 2 8.55 USGS 06599800 1992-07-10 240 2 7.91 USGS 06599800 1993-03-08 560 2 9.03 USGS 06599800 1994-02-18 120 2 6.46 USGS 06599800 1995-03-11 110 2 6.40 USGS 06599800 1996-06-21 216 2 7.96 USGS 06599800 1997-07-27 425 2 9.07 USGS 06599800 1998-07-10 52.3 5.42 USGS 06599800 1998-11-10 73.3 5.94 USGS 06599800 2000-05-18 285 8.52 USGS 06599800 2001-03-11 1050 9.98 USGS 06599800 2002-07-10 392 8.98 USGS 06599800 2003-06-25 217 7.98 USGS 06599800 2004-05-21 2840 10.89 USGS 06599800 2005-05-12 62.1 5.27 2 2005-02-13 5.33 1 USGS 06599800 2006-06-16 302 8.62 USGS 06599800 2007-03-12 936 9.87 USGS 06599800 2008-05-29 788 9.69 USGS 06599800 2009-02-09 765 2 9.66 1 USGS 06599800 2010-07-30 2020 10.53 USGS 06599800 2011-06-20 309 8.65 USGS 06599800 2012-05-28 110 6.65 USGS 06599800 2013-05-27 397 9.00 USGS 06599800 2014-06-16 3780 2 11.59 USGS 06599800 2015-06-06 77.2 6.42 USGS 06599800 2016-05-23 175 7.94 USGS 06599800 2017-02-19 6.42 USGS 06599800 2018-06-24 13:00 1340 10.58 USGS 06599800 2019-03-13 13:00 1590 2 10.73 1 USGS 06599800 2020-03-13 13:00 50.4 4.06 USGS 06599800 2021-00-00 50.4 4,Bm 3.67 4,Bm USGS 06599800 2022-00-00 50.4 4,Bm 3.67 4,Bm USGS 06599800 2023-02-27 12:00 105 6.97