# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-03-29 02:20:32 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 11173500 CALAVERAS C NR SUNOL 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 11173500 1899-03-23 1620 1 USGS 11173500 1900-01-03 1790 1 USGS 11173500 1900-11-21 6980 1 USGS 11173500 1902-02-22 1240 1 USGS 11173500 1903-03-31 3320 1 USGS 11173500 1904-03-11 1180 1 USGS 11173500 1905-03-20 997 1 USGS 11173500 1906-01-14 3330 1 USGS 11173500 1907-03-24 4390 1 USGS 11173500 1908-01-15 590 1 USGS 11173500 1911-03-07 3830 1 USGS 11173500 1912-03-12 654 1 USGS 11173500 1913-01-18 977 1 USGS 11173500 1914-01-22 2770 1 USGS 11173500 1915-02-02 2620 1 USGS 11173500 1916-01-04 2770 1,6 USGS 11173500 1917-02-25 2820 1,6 USGS 11173500 1917-10-15 96.0 1,6 USGS 11173500 1919-02-28 821 1,6 USGS 11173500 1920-06-16 72.0 1,6 USGS 11173500 1920-12-24 781 1,6 USGS 11173500 1922-02-11 1660 1,6 USGS 11173500 1923-01-28 533 1,6 USGS 11173500 1923-10-01 63.0 1,6 USGS 11173500 1925-06-17 105 1,6 USGS 11173500 1926-05-11 122 1,6 USGS 11173500 1927-06-20 110 1,6 USGS 11173500 1928-05-10 112 1,6 USGS 11173500 1929-05-02 106 1,6 USGS 11173500 2002-12-19 5.10 6 3.98 USGS 11173500 2004-04-20 103 6 5.86 USGS 11173500 2005-03-08 421 6 7.68 USGS 11173500 2006-04-25 1070 6 8.96 USGS 11173500 2007-02-26 0.64 6 3.80 USGS 11173500 2008-04-25 48.0 6 4.85 USGS 11173500 2009-03-03 2.60 6 3.95 USGS 11173500 2010-04-12 2.80 6 3.92 USGS 11173500 2011-03-28 1060 6 8.95 USGS 11173500 2012-04-13 2.70 6 4.39 USGS 11173500 2012-12-29 208 6 6.34 USGS 11173500 2013-11-20 2.20 6 4.43 USGS 11173500 2014-12-12 30.0 6 4.91 USGS 11173500 2016-03-19 532 6 7.83 USGS 11173500 2017-02-21 905 6 9.32 USGS 11173500 2018-03-22 09:15 3.30 6 4.36 2 2017-12-01 1345 4.47 USGS 11173500 2019-02-26 15:30 315 6 6.95 USGS 11173500 2020-04-05 13:30 24.8 6 4.86 USGS 11173500 2021-01-28 07:30 18.0 6 4.77 USGS 11173500 2022-01-27 11:15 21.8 6 4.89 USGS 11173500 2023-01-16 17:45 1970 6 12.27