# # U.S. Geological Survey # National Water Information System # Retrieved: 2025-02-17 15:35:09 EST # # ---------------------------------- 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 06400875 HORSEHEAD CREEK AT OELRICHS,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 06400875 1984-04-30 402 7.31 USGS 06400875 1985-03-17 0.28 2.15 2 1985-02-22 2.25 1 USGS 06400875 1986-06-11 5620 17.23 USGS 06400875 1987-04-02 322 6.94 USGS 06400875 1988-07-18 63.0 4.16 USGS 06400875 1989-07-27 15.0 3.20 USGS 06400875 1990-00-00 0.00 Bm USGS 06400875 1991-05-11 8270 18.57 USGS 06400875 1992-03-11 1.70 2.42 USGS 06400875 1993-07-17 548 8.48 USGS 06400875 1994-03-05 95.0 5.10 USGS 06400875 1995-06-11 285 6.65 USGS 06400875 1996-05-29 70.0 4.40 USGS 06400875 1997-06-03 1690 13.52 USGS 06400875 1998-07-04 5.10 3.07 USGS 06400875 1999-06-16 400 8.61 USGS 06400875 2000-04-22 2170 14.42 USGS 06400875 2001-07-11 423 8.91 1 USGS 06400875 2002-04-01 5.50 3.20 1 USGS 06400875 2003-06-14 565 9.15 USGS 06400875 2004-02-20 0.19 2.41 2 2004-02-01 2.82 1 USGS 06400875 2005-06-14 644 9.74 USGS 06400875 2006-04-07 0.21 2.39 2 2006-02-21 2.46 1 USGS 06400875 2007-05-06 0.01 2.23 USGS 06400875 2008-05-26 0.02 2.34 USGS 06400875 2009-04-27 25.0 3.70 USGS 06400875 2010-05-25 4610 16.31 USGS 06400875 2011-05-21 422 8.23 USGS 06400875 2012-06-16 117 4.33 USGS 06400875 2013-04-09 1.20 2.61 USGS 06400875 2014-03-10 893 11.06 USGS 06400875 2015-06-06 7100 18.13 1 USGS 06400875 2016-05-01 54.0 4.13 USGS 06400875 2017-05-03 34.0 3.84 USGS 06400875 2018-05-30 11:00 605 10.01 USGS 06400875 2019-05-29 11:45 3140 15.06 USGS 06400875 2020-03-05 11:15 87.2 4.41 2 2020-03-03 0815 6.14 1 USGS 06400875 2021-03-22 06:45 11.5 3.13 USGS 06400875 2022-05-09 01:15 0.38 2.37 USGS 06400875 2023-05-15 22:45 66.8 4.40 USGS 06400875 2024-04-09 08:00 254 6.85