# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-05-04 05:49:09 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 11406920 THERMALITO AFTERBAY REL TO FEATHER R NR OROVILLE # # 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 11406920 1968-02-13 5420 6 17.88 USGS 11406920 1969-01-26 14600 6 21.28 USGS 11406920 1970-01-28 21600 6 23.30 USGS 11406920 1971-03-27 17600 6 9.04 6 USGS 11406920 1972-02-08 11500 6 7.21 USGS 11406920 1973-01-16 18900 6 8.95 USGS 11406920 1974-04-05 19000 6 9.17 USGS 11406920 1975-05-12 10000 6 6.52 USGS 11406920 1975-11-26 8730 6 6.07 USGS 11406920 1977-04-29 3050 6 3.56 USGS 11406920 1978-03-06 16200 6 8.41 USGS 11406920 1979-02-24 15200 6 8.11 USGS 11406920 1980-01-16 18000 1,6 USGS 11406920 1981-07-21 7150 1,6 USGS 11406920 1982-02-18 17300 1,6 USGS 11406920 1983-05-04 17500 1,6 USGS 11406920 1983-11-28 17200 1,6 USGS 11406920 1985-05-29 5160 1,6 USGS 11406920 1986-02-18 19800 6 USGS 11406920 1986-10-06 4720 6 4.57 USGS 11406920 1988-06-21 4920 6 4.67 USGS 11406920 1989-08-02 7460 6 5.79 USGS 11406920 1989-12-28 7020 6 5.61 USGS 11406920 1990-12-04 4410 6 4.41 USGS 11406920 1991-12-20 2480 6 3.27 USGS 11406920 1993-03-18 17900 6 9.11 USGS 11406920 1993-12-08 8060 6 5.89 USGS 11406920 1995-03-10 21000 6 10.22 USGS 11406920 1996-05-22 15500 6 8.45 USGS 11406920 1997-01-02 21600 6 11.45 USGS 11406920 1998-02-03 15200 6 8.38 USGS 11406920 1999-02-10 17300 6 8.95 USGS 11406920 2000-03-09 16600 6 8.76 USGS 11406920 2001-06-05 3090 6 3.69 USGS 11406920 2002-07-09 5900 6 5.13 USGS 11406920 2003-07-07 9490 6 6.56 USGS 11406920 2004-02-26 17300 6 8.95 USGS 11406920 2005-06-16 5470 6 4.93 USGS 11406920 2005-12-24 17500 6 9.00 USGS 11406920 2007-02-26 9630 6 6.61 USGS 11406920 2007-10-04 2930 6 3.60 USGS 11406920 2009-07-11 7510 6 5.81 USGS 11406920 2010-08-17 5970 6 5.16 USGS 11406920 2011-03-19 17500 6 9.02 USGS 11406920 2012-08-03 7760 6 5.91 USGS 11406920 2012-10-04 5420 6 4.91 USGS 11406920 2014-06-13 2540 6 3.38 USGS 11406920 2015-05-14 2030 6 3.05 USGS 11406920 2016-09-05 5320 6 4.86 USGS 11406920 2017-02-07 17000 6 8.87 USGS 11406920 2018-04-05 7560 6 5.83 USGS 11406920 2019-04-10 01:30 8540 6 6.21 USGS 11406920 2019-10-01 07:15 7230 6 5.70 USGS 11406920 2021-05-08 10:00 1870 6 2.94 USGS 11406920 2022-03-12 02:30 4880 6 4.65 USGS 11406920 2023-03-10 16:15 12200 6 7.47