# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-04-28 09:34:28 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 11469000 MATTOLE R NR PETROLIA 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 11469000 1912-01-25 48000 27.10 USGS 11469000 1912-11-06 30000 USGS 11469000 1950-10-28 34000 2 USGS 11469000 1951-12-01 33600 19.15 USGS 11469000 1953-01-18 28300 17.13 USGS 11469000 1954-01-16 34000 19.30 USGS 11469000 1955-04-20 16800 12.68 6 USGS 11469000 1955-12-22 90400 29.60 USGS 11469000 1957-02-24 22300 15.20 USGS 11469000 1958-01-29 41400 21.85 USGS 11469000 1959-01-12 37900 20.97 USGS 11469000 1960-02-08 62000 25.34 USGS 11469000 1961-02-11 46000 22.40 USGS 11469000 1962-02-13 17800 15.05 USGS 11469000 1963-01-31 28000 18.32 USGS 11469000 1964-01-20 43200 21.85 USGS 11469000 1964-12-22 78500 27.86 USGS 11469000 1966-01-04 56900 24.48 USGS 11469000 1966-12-04 42400 21.68 USGS 11469000 1968-01-15 33700 17.70 USGS 11469000 1969-01-12 53800 22.17 USGS 11469000 1969-12-21 52800 21.95 USGS 11469000 1970-12-03 46900 20.70 USGS 11469000 1972-01-22 46000 20.50 USGS 11469000 1972-12-17 34400 17.87 USGS 11469000 1974-01-16 62100 23.89 USGS 11469000 1975-03-18 61200 24.73 USGS 11469000 1976-02-26 23100 15.16 USGS 11469000 1977-03-09 3280 7.23 USGS 11469000 1977-12-14 41200 19.81 USGS 11469000 1979-01-11 16500 13.15 USGS 11469000 1980-03-14 18500 13.79 USGS 11469000 1980-12-02 28400 16.56 USGS 11469000 1981-12-19 55500 23.00 USGS 11469000 1982-12-16 57100 23.33 USGS 11469000 1983-12-07 47000 21.22 USGS 11469000 1984-11-12 44600 20.68 USGS 11469000 1986-02-17 48400 21.51 USGS 11469000 1987-03-05 15000 12.89 USGS 11469000 1987-12-10 27500 17.21 USGS 11469000 1988-11-22 28200 19.05 USGS 11469000 1990-01-08 19100 14.48 USGS 11469000 1991-03-03 8880 10.20 USGS 11469000 1992-02-19 11500 11.46 USGS 11469000 1993-01-20 45400 21.44 USGS 11469000 1993-12-08 27200 17.11 USGS 11469000 1995-01-09 58700 24.48 USGS 11469000 1995-12-12 32300 18.45 USGS 11469000 1997-01-01 45100 27.79 USGS 11469000 1998-03-23 29500 23.89 USGS 11469000 1999-02-06 22900 22.32 USGS 11469000 2000-02-14 27900 23.49 USGS 11469000 2001-02-22 11400 18.94 USGS 11469000 2002-01-06 28900 23.72 USGS 11469000 2002-12-16 41600 27.12 USGS 11469000 2004-02-17 27400 23.35 USGS 11469000 2004-12-08 19400 21.36 USGS 11469000 2005-12-28 44500 27.85 USGS 11469000 2006-12-26 31400 24.44 USGS 11469000 2008-01-04 19800 21.47 USGS 11469000 2009-02-23 18700 20.93 USGS 11469000 2010-01-20 16900 20.37 USGS 11469000 2010-12-29 21700 21.83 USGS 11469000 2012-03-30 32700 24.91 USGS 11469000 2012-12-02 39700 26.55 USGS 11469000 2014-03-29 17900 20.65 USGS 11469000 2015-02-06 24000 23.94 USGS 11469000 2016-01-17 25500 24.56 USGS 11469000 2016-12-15 29300 25.69 USGS 11469000 2017-11-20 23:45 12300 19.37 USGS 11469000 2019-02-25 17:15 36000 27.96 USGS 11469000 2020-01-26 09:45 6510 16.69 USGS 11469000 2021-01-13 09:45 9430 18.22 USGS 11469000 2021-12-15 22:15 8100 17.58 USGS 11469000 2023-03-14 00:15 27200 25.25