# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-11-23 20:07:20 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 11230215 SF SAN JOAQUIN R BL HOOPER C NR FLORENCE LAKE 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 11230215 1979-06-23 115 6 3.00 USGS 11230215 1980-06-20 2670 1,6 USGS 11230215 1980-11-17 181 6 5.16 USGS 11230215 1982-09-26 5950 6 11.42 USGS 11230215 1983-07-05 3310 1,6 USGS 11230215 1983-12-25 141 1,6 USGS 11230215 1985-04-03 38.0 1,6 USGS 11230215 1986-06-03 3000 1,6 USGS 11230215 1987-05-17 39.0 1,6 USGS 11230215 1988-05-29 32.0 6 3.59 USGS 11230215 1989-09-29 118 6 4.95 USGS 11230215 1990-07-14 207 6 5.27 USGS 11230215 1991-04-05 61.0 6 4.64 USGS 11230215 1991-10-05 57.0 6 4.60 USGS 11230215 1993-06-26 2750 6 7.60 USGS 11230215 1994-06-05 47.0 6 4.24 USGS 11230215 1995-07-09 5020 1,6 USGS 11230215 1996-06-30 1050 2,6 USGS 11230215 1997-06-01 1320 2,6 USGS 11230215 1999-05-24 61.0 6 4.63 USGS 11230215 2000-06-17 625 6 5.73 USGS 11230215 2001-03-28 46.0 6 4.19 USGS 11230215 2002-05-16 57.0 6 4.59 USGS 11230215 2003-06-06 870 6 5.96 USGS 11230215 2004-03-15 55.0 6 4.53 USGS 11230215 2005-06-02 10400 2,6 USGS 11230215 2006-06-07 3470 6 7.46 USGS 11230215 2006-10-02 196 6 5.14 USGS 11230215 2008-07-14 49.0 6 4.33 USGS 11230215 2009-06-22 1160 6 5.85 USGS 11230215 2010-06-09 4640 2,6 USGS 11230215 2011-06-18 4210 6 USGS 11230215 2011-11-16 230 6 USGS 11230215 2013-07-26 99.0 2,6 4.84 USGS 11230215 2014-05-25 63.0 6 4.64 USGS 11230215 2015-06-10 91.0 2,6 4.80 USGS 11230215 2016-06-03 1950 6 6.36 USGS 11230215 2017-06-20 5220 6 8.80 USGS 11230215 2018-05-16 704 6 5.61 USGS 11230215 2019-06-16 08:00 3720 6 7.67 USGS 11230215 2020-05-09 99.1 6 4.84 USGS 11230215 2021-04-13 16:15 62.7 6 4.64 USGS 11230215 2022-08-03 18:00 162 6 5.06 USGS 11230215 2023-07-03 4130 1,2,6