# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-12-06 23:42:48 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 02492519 Pearl River Navigation Canal Lock and Dam No. 1 # # 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 02492519 2006-08-05 2006-08-05 39.95 USGS 02492519 2007-07-14 2007-07-14 40.16 USGS 02492519 2008-09-03 2008-09-03 41.13 USGS 02492519 2009-03-28 2009-03-28 40.78 USGS 02492519 2009-12-15 2009-12-15 40.46 USGS 02492519 2011-03-09 2011-03-09 40.42 USGS 02492519 2012-08-31 2012-08-31 41.91 USGS 02492519 2013-02-25 2013-02-25 40.78 USGS 02492519 2014-05-30 2014-05-30 40.62 USGS 02492519 2015-05-16 2015-05-16 40.66 USGS 02492519 2016-03-14 2016-03-14 41.24 USGS 02492519 2017-06-22 2017-06-22 40.44 USGS 02492519 2018-04-15 14:15 2018-04-15 1415 40.26 USGS 02492519 2018-12-29 07:30 2018-12-29 0730 40.76 USGS 02492519 2020-05-16 08:00 2020-05-16 0800 40.61 USGS 02492519 2021-04-10 15:45 2021-04-10 1545 41.03 USGS 02492519 2022-02-04 20:00 2022-02-04 2000 40.24 USGS 02492519 2023-01-30 03:45 2023-01-30 0345 40.42 USGS 02492519 2024-09-12 12:00 2024-09-12 1200 41.19