# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-03-29 05:39:25 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 07374525 Mississippi River at Belle Chasse, 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 07374525 2009-05-30 00:15 1230000 6 17.54 2 2009-06-02 1600 17.76 USGS 07374525 2010-02-15 08:45 1210000 6 15.84 2 2009-11-10 0015 18.54 USGS 07374525 2011-05-17 08:45 1320000 6 18.01 2 2011-05-19 1530 18.28 USGS 07374525 2011-12-27 08:15 1060000 6 15.22 2 2012-08-28 2300 18.49 USGS 07374525 2013-05-10 08:15 1050000 6 15.70 2 2013-05-29 1645 16.57 USGS 07374525 2014-04-22 13:45 933000 6 15.04 2 2014-04-18 1700 15.41 USGS 07374525 2015-07-29 19:00 1180000 6 17.17 2 2015-07-27 1230 17.40 USGS 07374525 2016-01-22 04:00 1390000 6 17.78 2 2016-01-15 0415 18.17 USGS 07374525 2017-05-29 02:15 1240000 6 17.32 2 2017-05-30 1900 17.82 USGS 07374525 2018-03-11 11:45 1390000 6 17.45 2 2018-03-11 1845 17.79 USGS 07374525 2019-05-12 01:30 1330000 6 17.93 2 2019-07-12 1230 18.54 USGS 07374525 2020-04-18 16:30 1210000 6 17.91 2 2020-04-12 1630 18.19 USGS 07374525 2021-04-16 09:45 1120000 6 16.55 2 2021-04-13 2245 16.98 USGS 07374525 2022-03-24 09:00 1060000 14.94 2 2022-03-22 1630 15.77