# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-05-03 04:40:12 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 06357800 GRAND RIVER AT LITTLE EAGLE,SD # # 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 06357800 1959-03-12 2170 6 8.20 3 USGS 06357800 1960-03-22 3200 6 9.50 1,3 USGS 06357800 1961-06-14 728 6 6.94 2,3 1961-02-27 8.43 1 USGS 06357800 1962-06-13 11000 6 14.54 3 USGS 06357800 1963-08-29 3420 6 9.76 3 USGS 06357800 1964-06-10 5300 6 10.81 3 USGS 06357800 1965-06-03 8440 6 13.29 3 USGS 06357800 1966-03-18 10000 6 21.76 1,3 USGS 06357800 1967-06-20 3060 6 9.22 2,3 1967-03-02 11.74 1 USGS 06357800 1968-06-22 2830 6 8.66 2,3 1968-03-06 9.18 1 USGS 06357800 1969-03-24 9760 6 13.96 3 USGS 06357800 1970-05-10 8280 6 13.20 3 USGS 06357800 1971-03-15 7370 6 11.67 2,3 1971-03-14 14.93 1 USGS 06357800 1972-03-12 15000 6 21.01 1,3 USGS 06357800 1973-03-01 5200 6 1973-01-19 13.91 1 USGS 06357800 1974-04-21 5990 6 10.65 3 USGS 06357800 1975-05-12 7290 6 11.41 3 USGS 06357800 1976-06-25 1280 6 6.22 3 USGS 06357800 1977-09-25 2190 6 7.40 3 USGS 06357800 1978-03-23 19000 6 18.41 1,3 USGS 06357800 1979-04-03 5200 6 8.83 2,3 1979-03-26 9.93 1 USGS 06357800 1980-06-07 2810 6 7.04 2,3 1980-01-25 8.73 1 USGS 06357800 1981-08-05 1820 6 6.10 2,3 1981-02-01 9.32 1 USGS 06357800 1982-05-22 9740 6 12.15 3 USGS 06357800 1983-05-13 5980 6 8.96 3 USGS 06357800 1984-03-22 3490 6 7.80 3 USGS 06357800 1985-03-16 5500 6 10.67 1,3 USGS 06357800 1986-05-10 12100 6 13.60 3 USGS 06357800 1987-03-23 31000 6 19.16 3 USGS 06357800 1988-06-30 4160 6 7.47 3 USGS 06357800 1989-03-26 6930 6 9.82 2,3 1989-03-25 9.87 1 USGS 06357800 1990-08-20 715 6 3.18 2,3 1990-03-01 4.40 1 USGS 06357800 1991-05-24 2520 6 5.85 3 USGS 06357800 1992-07-02 1600 6 5.12 3 USGS 06357800 1993-03-07 8110 6 10.72 2,3 1993-07-28 11.20 USGS 06357800 1994-03-11 4000 6 9.95 2,3 1994-03-06 14.23 1 USGS 06357800 1995-03-14 12800 6 13.84 2,3 1995-02-22 15.00 1 USGS 06357800 1996-03-12 6000 6 17.25 1,3 USGS 06357800 1997-03-27 20900 6 16.96 2,3 1997-03-24 19.58 1 USGS 06357800 1998-07-12 2570 6 9.53 2 1998-03-22 10.14 1 USGS 06357800 1999-05-11 5040 6 12.25 2 1999-02-27 17.17 1 USGS 06357800 2000-05-09 2460 6 9.56 USGS 06357800 2001-07-17 7150 6 14.64 2 2001-03-14 14.94 1 USGS 06357800 2001-10-12 155 6 4.96 2 2002-03-18 5.99 1 USGS 06357800 2003-03-21 2000 6 9.70 1 USGS 06357800 2004-03-11 3250 6 11.08 2 2004-02-28 13.73 1 USGS 06357800 2005-06-09 4600 6 12.72 USGS 06357800 2006-08-11 591 6 6.82 USGS 06357800 2007-06-08 3890 6 12.31 USGS 06357800 2008-06-07 5900 6 13.89 USGS 06357800 2009-03-22 32400 6 24.60 USGS 06357800 2010-03-24 9210 6 15.76 USGS 06357800 2011-03-18 16000 2,6 2011-03-17 21.27 1 USGS 06357800 2011-11-17 650 2,6 6.23 1 USGS 06357800 2013-05-31 9720 6 15.83 USGS 06357800 2014-08-25 17400 6 20.76 2 2014-03-11 22.51 1 USGS 06357800 2015-05-17 5150 6 12.44 USGS 06357800 2016-04-20 4450 6 11.65 USGS 06357800 2017-02-23 1900 6 9.28 1 USGS 06357800 2018-05-19 20:45 1720 6 7.66 USGS 06357800 2019-03-29 08:15 16100 6 19.60 USGS 06357800 2019-10-22 15:00 9200 6 14.99 USGS 06357800 2021-06-10 12:30 12000 5 17.94 USGS 06357800 2021-10-15 00:30 5210 6 12.13 USGS 06357800 2023-04-11 17:00 5680 6 12.81 2 2023-04-10 2145 12.97 1