# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-11-21 20:16:50 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 11046530 SAN JUAN C AT LA NOVIA ST BR AT SAN JUAN CAPIS CA # # 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 11046530 1986-04-06 680 12.30 USGS 11046530 1987-01-04 162 12.68 USGS 11046530 1987-12-17 778 13.58 USGS 11046530 1988-12-25 382 13.27 USGS 11046530 1990-02-17 399 13.96 USGS 11046530 1991-03-01 2580 15.67 USGS 11046530 1992-02-12 1470 15.12 USGS 11046530 1993-01-16 8320 18.64 USGS 11046530 1994-03-25 638 15.01 USGS 11046530 1995-03-05 25600 20.66 USGS 11046530 1996-01-31 248 11.52 USGS 11046530 1997-01-26 2070 13.20 USGS 11046530 1998-02-23 18300 17.02 USGS 11046530 1998-12-06 123 11.20 2 1999-04-12 11.29 USGS 11046530 2000-02-21 1030 12.80 USGS 11046530 2001-02-12 859 12.88 USGS 11046530 2001-11-24 946 C 12.68 USGS 11046530 2003-03-16 2300 C 13.95 USGS 11046530 2004-02-26 1060 C 13.52 USGS 11046530 2005-01-11 28500 2,C 19.44 USGS 11046530 2006-04-04 578 C 12.09 USGS 11046530 2007-01-31 73.0 C 10.80 USGS 11046530 2008-01-05 1420 C 14.35 USGS 11046530 2008-12-15 589 C 13.17 USGS 11046530 2010-01-21 1610 C 14.29 USGS 11046530 2010-12-22 17600 2,C 22.50 USGS 11046530 2012-03-17 127 C 12.22 USGS 11046530 2013-01-25 19.0 C 11.39 2 2012-12-13 11.43 USGS 11046530 2014-02-28 105 C 12.22 USGS 11046530 2014-12-04 110 C 12.40 USGS 11046530 2015-11-27 60.0 C 12.07 USGS 11046530 2017-01-22 3780 C 15.19 USGS 11046530 2018-01-09 15:35 492 C 11.17 USGS 11046530 2019-02-14 11:00 5620 C 16.05 USGS 11046530 2020-04-10 12:15 751 C 12.97 USGS 11046530 2021-01-29 04:00 135 C 12.50 USGS 11046530 2021-12-24 11:45 105 C 12.63 USGS 11046530 2023-03-15 10:00 4130 C 15.59