# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-12-27 21:38:52 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 07380101 Bayou Manchac near Little Prairie, LA # # 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 07380101 1989-07-01 1989-07-01 8.11 USGS 07380101 1990-01-28 1990-01-28 16.83 USGS 07380101 1991-05-12 1991-05-12 11.20 USGS 07380101 1992-03-08 1992-03-08 12.30 USGS 07380101 1993-01-23 1993-01-23 16.38 USGS 07380101 1994-01-31 1994-01-31 14.42 USGS 07380101 1995-04-14 1995-04-14 14.71 USGS 07380101 1995-12-21 1995-12-21 11.32 USGS 07380101 1997-02-28 1997-02-28 11.37 USGS 07380101 1998-01-10 1998-01-10 13.12 USGS 07380101 1999-03-17 1999-03-17 9.78 USGS 07380101 1999-10-09 1999-10-09 5.57 USGS 07380101 2001-06-10 2001-06-10 16.92 USGS 07380101 2002-04-11 2002-04-11 8.14 USGS 07380101 2003-02-25 2003-02-25 13.38 USGS 07380101 2004-05-18 2004-05-18 12.18 USGS 07380101 2005-09-24 2005-09-24 8.84 USGS 07380101 2006-04-30 2006-04-30 6.94 USGS 07380101 2006-10-30 2006-10-30 8.79 USGS 07380101 2008-09-06 2008-09-06 13.36 USGS 07380101 2009-03-31 2009-03-31 11.03 USGS 07380101 2009-12-20 2009-12-20 9.54 USGS 07380101 2011-03-12 2011-03-12 8.45 USGS 07380101 2012-09-02 2012-09-02 10.76 USGS 07380101 2013-01-12 2013-01-12 12.54 USGS 07380101 2014-02-26 2014-02-26 8.26 USGS 07380101 2015-03-05 2015-03-05 7.45 USGS 07380101 2016-08-15 2016-08-15 21.49 USGS 07380101 2017-01-23 2017-01-23 8.23 USGS 07380101 2018-01-30 13:30 2018-01-30 1330 8.91 USGS 07380101 2019-05-13 13:00 2019-05-13 1300 11.70 USGS 07380101 2020-07-06 16:45 2020-07-06 1645 6.46 USGS 07380101 2021-04-18 04:00 2021-04-18 0400 12.10 USGS 07380101 2022-08-28 00:15 2022-08-28 0015 6.27 USGS 07380101 2023-02-02 03:30 2023-02-02 0330 9.21