# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-11-21 14:25:56 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 09486055 RILLITO CREEK AT LA CHOLLA BLVD NEAR TUCSON, 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 09486055 1990-07-24 18800 8.67 USGS 09486055 1991-03-01 5600 5.76 USGS 09486055 1992-02-13 4540 5.55 USGS 09486055 1993-01-08 24400 11.39 USGS 09486055 1994-02-09 858 5.27 USGS 09486055 1995-01-05 7000 6.48 USGS 09486055 1996-09-03 08:15 15000 8.98 USGS 09486055 1996-10-26 18:15 41.0 3.38 USGS 09486055 1998-02-18 09:45 3730 5.63 USGS 09486055 1999-07-15 12:30 9460 6.56 USGS 09486055 2000-06-30 07:00 3830 5.00 USGS 09486055 2000-10-23 02:45 7730 5.48 2 2000-11-07 0345 5.68 USGS 09486055 2002-08-05 19:15 9830 6.65 USGS 09486055 2003-08-26 18:45 6200 6.36 USGS 09486055 2004-09-18 18:45 2160 4.71 USGS 09486055 2005-02-12 12:15 3730 6.39 USGS 09486055 2006-07-31 10:00 39000 11.36 USGS 09486055 2007-07-28 15:30 10300 2 6.03 5 USGS 09486055 2008-01-28 03:15 8340 5.76 USGS 09486055 2009-08-21 17:00 543 2.79 USGS 09486055 2010-07-31 02:35 7870 8.25 USGS 09486055 2011-09-10 21:11 7340 2 7.15 5 USGS 09486055 2012-07-15 18:15 5040 2 6.67 5 USGS 09486055 2013-07-05 23:30 2190 2 5.45 5 USGS 09486055 2014-09-08 12:15 13500 8.98 USGS 09486055 2015-01-31 02:00 3630 6.43 USGS 09486055 2016-07-01 13:45 2630 5.96 USGS 09486055 2017-07-24 02:52 4150 6.65 USGS 09486055 2018-09-20 02:00 2530 2 5.91 USGS 09486055 2019-02-15 06:15 13300 2 9.13 USGS 09486055 2020-07-23 12:45 1920 5.57 USGS 09486055 2021-07-23 05:00 24700 11.19 USGS 09486055 2022-08-20 14:30 3520 2 7.08 USGS 09486055 2023-01-17 13:15 5400 2 7.98