# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-05-21 07:33:12 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 07072500 Black River at Black Rock, AR # # 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 07072500 1905-05-08 37500 22.90 USGS 07072500 1906-01-23 51700 24.50 USGS 07072500 1907-01-04 69000 26.00 USGS 07072500 1908-05-07 41400 23.40 USGS 07072500 1909-03-10 56900 25.00 USGS 07072500 1910-04-18 19300 17.00 USGS 07072500 1911-08-16 22500 19.10 USGS 07072500 1912-04-28 42200 23.50 USGS 07072500 1913-01-12 50700 24.40 USGS 07072500 1914-04-30 28800 21.60 USGS 07072500 1915-08-21 160000 31.90 USGS 07072500 1916-01-31 75600 26.50 USGS 07072500 1917-04-03 52700 24.60 USGS 07072500 1918-05-14 67800 25.90 USGS 07072500 1918-12-14 23800 19.90 USGS 07072500 1920-03-27 26800 21.10 USGS 07072500 1921-04-28 65300 25.70 USGS 07072500 1922-04-09 41400 23.40 USGS 07072500 1923-05-16 49600 24.30 USGS 07072500 1924-05-30 15800 14.30 USGS 07072500 1925-06-15 13300 12.10 USGS 07072500 1925-10-18 26000 20.80 USGS 07072500 1927-04-15 132000 30.30 USGS 07072500 1928-06-14 71700 26.20 USGS 07072500 1929-01-26 53800 24.70 USGS 07072500 1930-01-15 43000 23.60 USGS 07072500 1931-03-08 20600 18.00 USGS 07072500 1932-01-18 23300 19.60 USGS 07072500 1933-05-22 38900 23.10 USGS 07072500 1934-03-27 22800 19.30 USGS 07072500 1935-03-12 78300 26.70 USGS 07072500 1936-04-06 18500 16.40 USGS 07072500 1937-01-16 71700 26.20 USGS 07072500 1938-02-19 63000 25.50 USGS 07072500 1939-04-18 54800 24.80 USGS 07072500 1940-05-01 22800 18.20 USGS 07072500 1941-01-25 11800 10.00 USGS 07072500 1942-04-10 37300 23.00 USGS 07072500 1943-05-12 68200 26.20 USGS 07072500 1944-04-24 31200 22.00 USGS 07072500 1945-03-31 87400 27.20 USGS 07072500 1946-06-01 42000 23.60 USGS 07072500 1947-04-11 21200 1946-12-13 16.00 USGS 07072500 1948-01-02 29500 19.80 USGS 07072500 1949-01-25 103000 28.50 USGS 07072500 1950-01-05 67800 25.90 USGS 07072500 1951-02-22 38800 23.10 USGS 07072500 1951-11-27 40600 23.30 USGS 07072500 1953-03-18 30100 1953-03-19 20.00 USGS 07072500 1954-05-03 24900 1954-05-04 17.60 USGS 07072500 1955-03-21 26200 1955-03-23 19.50 USGS 07072500 1956-02-18 25700 1956-02-19 17.60 USGS 07072500 1957-04-05 77800 26.90 USGS 07072500 1958-05-06 50200 24.50 USGS 07072500 1958-11-18 57800 25.10 USGS 07072500 1960-05-20 27400 1960-05-21 18.40 USGS 07072500 1961-05-08 96300 28.00 USGS 07072500 1962-02-26 33300 1962-02-28 21.70 USGS 07072500 1963-05-27 29900 1963-05-28 19.30 USGS 07072500 1964-03-10 90800 27.80 USGS 07072500 1965-09-23 26600 16.60 USGS 07072500 1966-01-02 75100 26.80 USGS 07072500 1967-05-13 27600 15.70 USGS 07072500 1968-05-17 40700 23.80 USGS 07072500 1969-01-31 89500 27.72 USGS 07072500 1970-04-26 35700 23.04 USGS 07072500 1971-01-14 27900 17.50 USGS 07072500 1972-05-02 28300 1972-05-02 1300 21.16 USGS 07072500 1973-04-24 105000 29.24 USGS 07072500 1973-12-05 61600 25.93 USGS 07072500 1975-03-29 94500 27.90 USGS 07072500 1975-12-06 29200 1975-12-07 19.43 USGS 07072500 1977-03-29 109000 28.10 USGS 07072500 1978-03-26 24900 19.92 USGS 07072500 1979-03-04 63400 25.61 USGS 07072500 1980-03-31 15500 13.90 USGS 07072500 1981-05-18 10600 9.66 USGS 07072500 1982-02-01 56600 24.92 USGS 07072500 1982-12-04 190000 31.51 USGS 07072500 1984-05-08 27600 20.62 USGS 07072500 1984-12-23 70800 26.22 USGS 07072500 1985-11-28 33200 21.81 USGS 07072500 1987-03-01 19800 16.79 USGS 07072500 1987-12-27 35700 22.26 USGS 07072500 1989-02-16 73300 25.96 USGS 07072500 1990-05-05 32000 21.38 USGS 07072500 1991-04-19 54300 24.64 USGS 07072500 1991-11-21 42100 23.06 USGS 07072500 1993-01-06 48700 23.96 USGS 07072500 1993-11-19 43600 23.15 USGS 07072500 1994-11-07 40600 23.00 USGS 07072500 1996-05-16 27900 20.47 USGS 07072500 1997-04-06 57900 25.05 USGS 07072500 1998-03-21 30900 21.13 USGS 07072500 1999-04-15 20:00 25100 19.34 USGS 07072500 2000-05-28 09:00 24100 18.94 USGS 07072500 2001-02-17 07:00 22500 18.25 USGS 07072500 2002-03-26 19:00 60400 25.52 USGS 07072500 2003-01-01 09:00 25200 19.37 USGS 07072500 2004-04-27 38000 22.46 USGS 07072500 2005-01-14 22:00 30200 20.98 USGS 07072500 2006-09-24 12:00 53900 24.60 USGS 07072500 2007-01-16 05:00 54000 24.61 USGS 07072500 2008-03-20 03:00 135000 29.74 USGS 07072500 2009-05-10 13:15 39900 22.74 USGS 07072500 2009-10-31 18:30 89700 27.61 USGS 07072500 2011-04-26 19:30 172000 30.45 USGS 07072500 2011-12-06 09:30 29000 21.12 USGS 07072500 2013-05-09 06:00 27000 20.49 USGS 07072500 2014-04-29 69200 25.74 USGS 07072500 2015-03-14 19:30 62800 25.26 USGS 07072500 2015-12-29 14:30 91500 27.15 USGS 07072500 2017-05-01 11:00 158000 30.00 USGS 07072500 2018-02-25 18:00 42800 23.43 USGS 07072500 2019-02-12 18:30 67100 25.81 USGS 07072500 2020-03-25 11:15 58100 25.03 USGS 07072500 2021-04-30 17:45 54100 24.65 USGS 07072500 2022-05-07 05:15 47100 23.92 USGS 07072500 2023-03-04 19:15 48100 24.03