# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-04-24 17:25:52 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 09386300 LITTLE COLORADO RVR BLW ZION RES. NR ST JOHNS, AZ # # 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 09386300 1999-09-09 45.0 4.88 USGS 09386300 2000-08-12 15:30 2.50 4.20 USGS 09386300 2001-08-11 20:45 2430 11.77 USGS 09386300 2002-09-11 23:15 2470 11.84 USGS 09386300 2002-10-18 07:45 18.0 4.35 USGS 09386300 2004-08-14 23:30 267 5.90 USGS 09386300 2005-08-07 23:45 284 5.98 USGS 09386300 2006-08-17 13:15 1770 10.47 USGS 09386300 2007-08-05 10:00 874 9.08 USGS 09386300 2008-08-10 18:15 30.0 4.50 USGS 09386300 2009-07-09 12:00 0.02 3.63 USGS 09386300 2010-08-01 22:45 1890 2 12.97 5 USGS 09386300 2010-11-10 3.90 2 4.16 5 USGS 09386300 2012-08-21 328 6.82 USGS 09386300 2013-09-11 153 5.73 USGS 09386300 2014-07-23 14:45 0.35 3.60 USGS 09386300 2015-07-18 05:00 151 5.71 USGS 09386300 2015-10-23 07:15 1.00 4.05 2 2016-01-19 0230 11.60 USGS 09386300 2017-07-31 12:30 197 6.21 USGS 09386300 2018-09-01 15:15 194 6.15 USGS 09386300 2018-10-03 22:30 163 5.94