# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-05-04 06:39:41 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 09419756 LAS VEGAS WASH OVERFLOW AT LAKE LAS VEGAS INLET # # 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 09419756 1992-03-27 2530 6 23.31 USGS 09419756 1993-02-08 2620 6 23.36 USGS 09419756 1994-02-04 30.0 1,6 USGS 09419756 1995-01-26 658 6 32.42 USGS 09419756 1996-00-00 0.00 6,Bm USGS 09419756 1996-11-22 1070 6 34.69 USGS 09419756 1998-09-11 9560 6 31.67 USGS 09419756 1999-07-08 17000 6 40.04 USGS 09419756 2000-02-21 7990 6 31.31 USGS 09419756 2001-02-28 2620 6 29.06 USGS 09419756 2002-00-00 0.00 6,Bm USGS 09419756 2003-08-20 1170 6 28.28 USGS 09419756 2004-02-23 2200 6 28.84 USGS 09419756 2004-12-29 10600 6 35.21 USGS 09419756 2005-10-18 5510 6 30.34 USGS 09419756 2006-10-14 2220 6 28.85 USGS 09419756 2008-08-07 19:30 1090 6 28.22 USGS 09419756 2009-02-07 20:00 2080 6 28.79 USGS 09419756 2010-01-21 18:15 4390 6 29.85 USGS 09419756 2010-12-22 10:45 7780 6 31.23 USGS 09419756 2012-09-11 17:45 10000 6 33.52 USGS 09419756 2012-10-12 01:45 8740 6 31.59 USGS 09419756 2014-09-08 22:15 1610 6 28.49 USGS 09419756 2015-07-07 02:23 1510 6 28.49 USGS 09419756 2016-04-09 19:45 4570 6 30.02 USGS 09419756 2016-12-24 07:05 565 6 27.75 USGS 09419756 2018-01-09 11:45 5160 2,6 31.16 USGS 09419756 2019-02-14 18:15 5060 6 30.22 USGS 09419756 2020-03-12 23:00 10400 2,6 37.00 USGS 09419756 2021-07-26 01:30 1550 6 28.51 USGS 09419756 2022-07-29 01:15 3480 2,6 29.97