# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-04-19 01:40:06 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 11458500 SONOMA C A AGUA CALIENTE 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 11458500 1955-12-22 8880 17.10 USGS 11458500 1957-02-24 1450 7.59 USGS 11458500 1958-02-24 6330 14.17 USGS 11458500 1959-02-16 4690 12.15 USGS 11458500 1960-02-08 6530 14.40 USGS 11458500 1961-01-31 2300 8.42 USGS 11458500 1962-02-13 5550 13.25 USGS 11458500 1963-01-31 4710 12.17 USGS 11458500 1964-01-20 4360 11.69 USGS 11458500 1965-01-05 7520 15.56 USGS 11458500 1966-01-05 8180 13.60 USGS 11458500 1967-01-21 7780 13.10 6 USGS 11458500 1968-01-29 5750 11.50 USGS 11458500 1969-01-13 8270 15.50 6 USGS 11458500 1970-01-21 6570 13.57 USGS 11458500 1970-12-03 8390 15.26 USGS 11458500 1971-12-27 622 5.02 USGS 11458500 1973-01-16 8830 15.30 USGS 11458500 1974-03-30 4290 10.49 USGS 11458500 1975-03-21 6910 13.42 USGS 11458500 1976-02-29 215 3.58 USGS 11458500 1977-03-15 101 4.88 USGS 11458500 1978-01-14 7110 13.68 USGS 11458500 1979-01-11 7120 13.67 USGS 11458500 1980-02-17 5900 12.54 USGS 11458500 1981-01-27 3040 9.27 USGS 11458500 2001-12-01 6670 22.12 USGS 11458500 2002-12-16 13600 28.05 USGS 11458500 2003-12-29 9390 24.68 USGS 11458500 2004-12-27 5590 20.93 USGS 11458500 2005-12-31 20300 32.51 USGS 11458500 2006-12-26 2060 16.07 USGS 11458500 2008-01-04 7860 23.18 USGS 11458500 2009-02-22 3610 18.43 USGS 11458500 2010-01-20 7260 22.60 USGS 11458500 2011-03-20 5290 20.51 USGS 11458500 2012-03-14 3360 18.09 USGS 11458500 2012-11-30 10600 25.61 USGS 11458500 2014-02-09 3450 18.76 USGS 11458500 2014-12-11 9280 24.33 USGS 11458500 2016-03-05 5010 20.02 USGS 11458500 2017-02-07 8690 24.68 USGS 11458500 2018-03-22 08:45 3720 18.71 USGS 11458500 2019-02-26 23:15 9770 25.77 USGS 11458500 2019-12-07 16:30 586 12.67 USGS 11458500 2021-01-27 04:15 115 10.71 USGS 11458500 2021-10-24 14:30 7140 R 23.01 USGS 11458500 2023-01-09 05:45 7780 22.98