# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-11-27 01:57:49 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 11046300 SAN MATEO C NR SAN CLEMENTE 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 11046300 1953-01-07 60.0 4.43 USGS 11046300 1954-01-19 1410 7.67 USGS 11046300 1955-01-18 286 5.83 USGS 11046300 1956-01-27 1720 7.81 USGS 11046300 1957-03-01 32.0 4.28 USGS 11046300 1958-04-01 4800 9.10 USGS 11046300 1959-02-16 519 5.68 USGS 11046300 1960-02-01 894 6.92 USGS 11046300 1961-01-26 3.00 3.70 USGS 11046300 1962-01-20 380 6.75 USGS 11046300 1963-02-10 1300 7.54 USGS 11046300 1964-01-22 55.0 5.34 USGS 11046300 1965-04-09 790 7.31 USGS 11046300 1965-11-22 5070 10.14 USGS 11046300 1966-12-06 7300 10.45 USGS 11046300 1969-02-25 8400 7 10.95 USGS 11046300 1994-02-08 353 4.83 USGS 11046300 1995-03-05 5380 10.33 USGS 11046300 1996-02-21 237 4.83 USGS 11046300 1997-01-26 684 5.87 USGS 11046300 1998-02-23 12500 12.83 USGS 11046300 1999-01-27 8.40 2.85 USGS 11046300 2000-02-21 351 4.64 USGS 11046300 2001-02-26 232 1,2 USGS 11046300 2002-03-19 0.65 2.51 USGS 11046300 2003-03-15 1760 6.92 1 USGS 11046300 2004-02-26 162 3.99 USGS 11046300 2005-01-11 9160 11.55 USGS 11046300 2006-04-05 411 4.80 USGS 11046300 2007-04-21 2.90 2.56 USGS 11046300 2008-01-28 619 5.27 USGS 11046300 2009-02-16 529 5.08 USGS 11046300 2010-01-21 3710 8.62 USGS 11046300 2010-12-22 7330 10.72 USGS 11046300 2012-03-18 18.0 3.24 USGS 11046300 2013-03-09 5.90 3.00 USGS 11046300 2014-03-01 160 4.43 USGS 11046300 2015-01-11 1.70 3.38 USGS 11046300 2016-01-07 37.0 4.09 USGS 11046300 2017-01-22 4760 9.55 USGS 11046300 2018-01-09 17:00 3.26 3.24 2 2018-01-09 2200 3.30 USGS 11046300 2019-02-14 14:30 6550 10.33 USGS 11046300 2020-04-10 10:15 1300 6.83 USGS 11046300 2020-12-28 23:45 6.44 3.19 USGS 11046300 2021-12-14 12:30 160 4.31 USGS 11046300 2023-03-21 14:30 3750 8.70 USGS 11046300 2024-02-06 16:00 1860 7.20