# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-04-28 00:54:32 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 11481000 MAD R NR ARCATA 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 11481000 1911-01-19 14800 1 USGS 11481000 1912-01-25 21200 24.70 USGS 11481000 1912-12-16 17800 1 USGS 11481000 1951-02-04 35000 17.65 USGS 11481000 1952-02-01 42100 14.35 3 USGS 11481000 1953-01-17 75000 26.15 USGS 11481000 1953-11-23 30600 16.85 USGS 11481000 1954-12-31 48300 19.92 USGS 11481000 1955-12-22 77800 27.30 USGS 11481000 1957-02-24 24500 14.49 USGS 11481000 1957-11-13 44900 17.64 USGS 11481000 1959-01-12 33700 15.60 USGS 11481000 1960-02-08 48000 17.85 USGS 11481000 1961-02-11 24200 13.80 USGS 11481000 1961-12-19 23500 6 12.26 USGS 11481000 1962-12-02 28900 6 12.98 USGS 11481000 1964-01-20 39200 6 16.04 USGS 11481000 1964-12-22 81000 6 30.70 6 USGS 11481000 1966-01-04 35800 6 19.40 USGS 11481000 1966-12-05 30900 6 18.15 USGS 11481000 1968-01-15 15800 6 14.28 USGS 11481000 1969-01-20 32700 6 18.66 USGS 11481000 1970-01-27 34500 6 USGS 11481000 1971-01-16 29200 6 17.15 USGS 11481000 1972-03-02 54400 6 23.44 USGS 11481000 1973-01-16 14800 6 13.07 USGS 11481000 1974-01-16 41300 6 20.18 USGS 11481000 1975-03-18 43400 6 20.70 USGS 11481000 1976-02-28 16500 6 13.70 USGS 11481000 1977-03-09 3360 6 7.92 USGS 11481000 1978-01-17 21900 6 15.29 USGS 11481000 1979-01-11 14600 6 13.11 USGS 11481000 1980-01-14 19500 6 14.60 USGS 11481000 1981-01-28 10800 6 11.09 USGS 11481000 1981-12-19 37200 6 20.03 USGS 11481000 1982-12-16 34800 6 19.32 USGS 11481000 1983-12-11 21900 6 15.13 USGS 11481000 1984-11-12 18200 6 13.88 USGS 11481000 1986-02-18 49000 6 21.12 USGS 11481000 1987-02-02 11000 6 10.69 USGS 11481000 1987-12-10 19700 6 13.91 USGS 11481000 1988-11-22 26000 6 15.73 USGS 11481000 1990-01-08 18400 6 13.45 USGS 11481000 1991-03-04 8700 6 9.40 USGS 11481000 1992-04-17 7290 6 8.64 USGS 11481000 1993-01-20 24500 6 16.90 USGS 11481000 1994-02-17 9840 6 11.57 USGS 11481000 1995-01-09 38100 6 20.76 USGS 11481000 1995-12-30 54700 6 24.17 USGS 11481000 1997-01-01 51900 6 24.65 USGS 11481000 1998-01-16 27100 6 18.08 USGS 11481000 1998-11-21 22400 6 16.68 USGS 11481000 2000-02-14 24600 6 17.35 USGS 11481000 2001-02-22 4790 6 9.88 USGS 11481000 2002-01-06 23900 6 17.16 USGS 11481000 2002-12-28 45800 6 22.42 USGS 11481000 2004-02-17 29400 6 18.67 USGS 11481000 2004-12-08 22600 6 16.78 USGS 11481000 2005-12-30 47500 6 22.72 USGS 11481000 2007-02-21 15200 6 14.34 USGS 11481000 2008-01-04 22700 6 16.37 USGS 11481000 2009-02-23 13500 6 13.62 USGS 11481000 2010-02-26 14000 6 13.97 USGS 11481000 2010-12-29 30700 6 19.56 USGS 11481000 2012-03-30 21000 6 16.65 USGS 11481000 2012-12-02 42500 6 22.67 USGS 11481000 2014-03-10 14800 6 14.48 USGS 11481000 2015-02-07 21100 6 16.39 USGS 11481000 2016-01-17 43100 6 22.73 USGS 11481000 2017-01-10 29600 6 19.82 USGS 11481000 2018-04-07 10:15 15800 6 14.78 USGS 11481000 2019-02-27 11:30 38900 6 23.92 USGS 11481000 2020-01-26 10:30 12500 6 14.10 USGS 11481000 2021-02-15 11:30 13000 6 14.28 USGS 11481000 2022-01-05 10:15 10500 6 13.20 USGS 11481000 2022-12-30 22:45 33500 6,R 22.27