# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-05-19 17:10:30 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 California 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 11471500 EEL R A VAN ARSDALE DAM NR POTTER VALLEY 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 11471500 1910-01-24 9220 6 USGS 11471500 1911-01-19 14100 6 USGS 11471500 1912-01-25 9940 6 USGS 11471500 1913-01-18 15900 6 USGS 11471500 1913-12-31 38000 6 USGS 11471500 1915-02-01 31500 6 USGS 11471500 1916-01-23 22300 6 USGS 11471500 1917-02-24 39700 6 USGS 11471500 1918-02-06 11300 6 USGS 11471500 1919-02-09 18000 6 USGS 11471500 1920-04-15 6800 6 USGS 11471500 1920-11-18 15600 6 USGS 11471500 1922-02-19 2810 6 USGS 11471500 1923-04-08 2060 6 USGS 11471500 1924-02-07 1330 6 5.10 USGS 11471500 1925-02-11 17800 6 7.80 USGS 11471500 1926-04-08 8060 6 7.53 USGS 11471500 1927-02-21 22800 6 8.10 USGS 11471500 1928-03-26 40000 6 27.00 USGS 11471500 1929-02-04 830 6 6.85 USGS 11471500 1930-03-05 5720 6 11.80 USGS 11471500 1931-01-23 1020 6 7.25 USGS 11471500 1931-12-26 5160 6 11.40 USGS 11471500 1933-03-17 3420 6 11.00 USGS 11471500 1933-12-30 4600 6 12.20 USGS 11471500 1935-04-08 7960 6 14.80 USGS 11471500 1936-01-15 17300 6 20.60 USGS 11471500 1937-03-12 4360 6 11.86 USGS 11471500 1937-12-11 44100 6 30.90 USGS 11471500 1939-03-13 3200 6 10.90 USGS 11471500 1940-02-28 37700 6 26.60 USGS 11471500 1941-04-04 21700 6 20.35 USGS 11471500 1942-02-06 22700 6 20.80 USGS 11471500 1943-01-21 31600 6 23.60 USGS 11471500 1944-03-04 7320 6 16.55 USGS 11471500 1945-02-03 6940 6 13.86 USGS 11471500 1945-12-27 18600 6 19.50 USGS 11471500 1947-03-10 9120 6 14.88 USGS 11471500 1948-04-15 7080 6 13.71 USGS 11471500 1949-03-19 6470 6 13.33 USGS 11471500 1950-02-06 7430 6 13.92 USGS 11471500 1951-01-22 19700 6 20.00 USGS 11471500 1952-02-01 26100 6 21.67 USGS 11471500 1953-01-09 29100 6 22.80 USGS 11471500 1954-04-05 13400 6 16.25 USGS 11471500 1955-04-26 1000 6 7.80 USGS 11471500 1955-12-22 48600 6 31.40 USGS 11471500 1957-02-25 12600 6 16.35 USGS 11471500 1958-02-24 25200 6 21.75 USGS 11471500 1959-02-16 9300 6 14.25 USGS 11471500 1960-02-08 29700 6 22.30 USGS 11471500 1961-01-31 9000 6 13.78 USGS 11471500 1962-02-13 11000 6 15.95 USGS 11471500 1963-01-31 27900 6 24.10 USGS 11471500 1964-01-20 4710 6 11.70 USGS 11471500 1964-12-22 64100 6 33.90 USGS 11471500 1966-01-05 20500 6 20.72 USGS 11471500 1967-01-21 16500 6 18.79 USGS 11471500 1968-02-20 10000 6 15.97 USGS 11471500 1969-01-13 22300 6 21.74 USGS 11471500 1970-01-23 36200 6 25.85 USGS 11471500 1971-01-16 22400 6 21.12 USGS 11471500 1972-02-29 4340 6 12.51 USGS 11471500 1973-01-16 17600 6 19.27 USGS 11471500 1974-01-16 39600 6 26.92 USGS 11471500 1975-02-13 18900 6 19.49 USGS 11471500 1976-02-29 1950 6 10.58 USGS 11471500 1976-10-07 407 6 8.43 USGS 11471500 1978-01-16 21000 6 20.38 USGS 11471500 1979-02-28 4440 6 12.59 USGS 11471500 1980-01-13 25300 6 22.09 USGS 11471500 1981-02-14 4660 6 12.73 USGS 11471500 1982-02-16 29200 1,6 USGS 11471500 1983-01-26 28000 6 23.09 USGS 11471500 1983-12-25 15900 6 18.24 USGS 11471500 1984-11-28 6290 6 13.72 USGS 11471500 1986-02-17 51300 6 30.46 USGS 11471500 1987-03-13 9710 6 16.22 USGS 11471500 1988-01-04 7610 6 15.19 USGS 11471500 1989-03-10 9900 6 16.84 USGS 11471500 1990-05-31 3690 6 12.89 USGS 11471500 1991-03-03 1540 6 11.88 USGS 11471500 1992-02-20 6790 6 16.37 USGS 11471500 1993-01-20 27600 6 26.66 USGS 11471500 1994-02-17 602 6 10.33 USGS 11471500 1995-01-09 28800 6 27.19 USGS 11471500 1996-01-25 10700 6 18.07 USGS 11471500 1997-01-01 33700 6 27.68 USGS 11471500 1998-02-03 15000 6 19.58 USGS 11471500 1999-02-09 13200 6 19.50 USGS 11471500 2000-02-14 10800 6 18.20 USGS 11471500 2001-03-06 1870 6 12.08 USGS 11471500 2002-01-02 13400 6 20.21 USGS 11471500 2002-12-16 10500 6 18.66 USGS 11471500 2004-02-17 26200 6 23.96 USGS 11471500 2005-05-18 18100 6 20.93 USGS 11471500 2005-12-31 55400 6 34.74 USGS 11471500 2007-02-25 3920 6 14.06 USGS 11471500 2008-02-24 6000 6 15.38 USGS 11471500 2009-03-03 5690 6 15.15 USGS 11471500 2010-01-26 7200 6 16.11 USGS 11471500 2010-12-29 10800 6 17.59 USGS 11471500 2012-03-28 8860 6 16.48 USGS 11471500 2012-12-02 19000 6 21.56 USGS 11471500 2014-03-29 3530 6 13.28 USGS 11471500 2014-12-11 11700 6 18.02 USGS 11471500 2016-01-18 16300 6 20.27 USGS 11471500 2017-01-10 29200 6 26.09 USGS 11471500 2018-04-06 11000 6 17.64 USGS 11471500 2019-02-27 01:00 31400 2,6 26.84 5 USGS 11471500 2020-01-26 08:30 941 6 10.56 USGS 11471500 2021-02-02 07:00 866 6 10.30 USGS 11471500 2021-12-22 19:15 5900 6 15.39 USGS 11471500 2023-03-14 22:45 24700 6 21.57