# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-05-15 23:14:40 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 06480000 BIG SIOUX RIVER NEAR BROOKINGS,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 06480000 1954-03-22 1970 9.79 USGS 06480000 1955-03-12 1180 8.62 1 USGS 06480000 1956-08-08 287 4.00 2 1956-03-24 4.42 1 USGS 06480000 1957-06-17 5320 11.67 USGS 06480000 1958-03-27 382 4.58 USGS 06480000 1959-03-07 240 1959-03-05 5.00 1 USGS 06480000 1960-03-30 9620 12.28 USGS 06480000 1961-03-02 1340 8.50 USGS 06480000 1962-03-29 10600 12.95 USGS 06480000 1963-08-02 1880 9.72 USGS 06480000 1964-04-23 952 6.97 2 1964-04-03 7.14 1 USGS 06480000 1965-04-06 7700 12.34 USGS 06480000 1966-03-14 4560 11.50 2 1966-03-13 11.66 1 USGS 06480000 1967-06-17 1880 9.54 USGS 06480000 1968-04-23 230 3.51 USGS 06480000 1969-04-09 33900 14.77 USGS 06480000 1970-03-06 3350 11.24 1 USGS 06480000 1971-03-15 2100 11.50 1 USGS 06480000 1972-06-01 5060 11.36 USGS 06480000 1973-03-08 3010 10.26 USGS 06480000 1974-03-06 950 7.57 1 USGS 06480000 1975-04-22 696 6.04 USGS 06480000 1976-03-24 1080 7.61 USGS 06480000 1977-03-13 1750 10.02 1 USGS 06480000 1978-03-30 5960 11.81 2 1978-03-29 11.84 1 USGS 06480000 1979-04-14 4720 11.71 USGS 06480000 1980-06-25 3820 11.93 USGS 06480000 1981-07-26 143 3.01 USGS 06480000 1982-04-01 718 6.04 2 1982-03-18 6.76 1 USGS 06480000 1983-03-07 3300 11.16 USGS 06480000 1984-06-22 13700 13.70 USGS 06480000 1985-03-19 8440 12.51 USGS 06480000 1986-05-12 6690 12.32 2 1986-09-20 12.63 1 USGS 06480000 1987-03-27 2400 8.02 USGS 06480000 1988-03-26 950 6.18 2 1988-03-14 7.62 1 USGS 06480000 1989-03-28 1900 9.18 USGS 06480000 1990-06-21 1990 9.85 USGS 06480000 1991-06-25 1430 8.32 USGS 06480000 1992-06-20 5760 12.28 USGS 06480000 1993-07-04 13300 13.50 USGS 06480000 1994-06-25 5660 12.08 USGS 06480000 1995-04-20 6910 11.90 USGS 06480000 1996-05-30 2990 10.21 2 1996-03-19 10.48 1 USGS 06480000 1997-04-02 11000 13.02 2 1997-04-08 13.29 1 USGS 06480000 1998-04-10 2180 8.55 USGS 06480000 1999-04-11 1870 7.96 USGS 06480000 2000-05-19 683 4.86 USGS 06480000 2001-04-24 6680 11.69 2 2001-04-09 11.76 1 USGS 06480000 2002-04-02 2340 8.79 USGS 06480000 2003-03-20 965 5.78 2 2003-03-18 5.92 1 USGS 06480000 2004-09-26 521 4.44 2 2004-03-04 4.66 1 USGS 06480000 2005-06-17 1020 6.15 USGS 06480000 2006-04-03 2790 9.45 USGS 06480000 2007-03-15 6520 12.09 USGS 06480000 2008-06-10 2780 9.55 USGS 06480000 2009-03-28 3740 10.84 USGS 06480000 2010-09-25 19800 13.66 USGS 06480000 2011-03-24 15400 13.33 USGS 06480000 2012-05-09 2520 9.06 USGS 06480000 2013-06-29 3480 10.47 USGS 06480000 2014-06-10 1840 7.66 2 2014-03-20 7.96 1 USGS 06480000 2015-08-22 1320 6.54 USGS 06480000 2016-06-19 1020 5.53 2 2016-03-10 5.65 1 USGS 06480000 2017-05-25 1710 7.40 2 2017-02-23 7.81 1 USGS 06480000 2018-04-24 13:15 8010 12.43 USGS 06480000 2019-09-13 09:15 18000 14.41 USGS 06480000 2020-03-12 09:15 4460 11.03 1 USGS 06480000 2021-04-11 12:00 1310 6.37 USGS 06480000 2022-05-14 06:00 1570 7.09 USGS 06480000 2023-04-14 02:00 4360 11.16