# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-04-18 20:54:53 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 07257500 Illinois Bayou near Scottsville, 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 07257500 1943-05-10 77000 7 24.60 USGS 07257500 1948-01-01 18600 15.00 USGS 07257500 1949-01-24 77000 24.60 USGS 07257500 1950-01-04 19400 15.30 USGS 07257500 1951-02-20 15900 14.20 USGS 07257500 1952-03-10 15600 14.08 USGS 07257500 1953-03-18 17800 14.76 USGS 07257500 1954-05-02 23500 16.48 USGS 07257500 1955-03-20 17300 14.75 USGS 07257500 1956-02-17 11000 12.84 USGS 07257500 1957-04-03 24600 17.90 USGS 07257500 1957-11-13 10900 13.32 USGS 07257500 1958-11-17 15300 14.90 USGS 07257500 1959-11-04 24000 17.70 USGS 07257500 1961-05-06 29500 19.18 USGS 07257500 1962-02-26 11100 13.43 USGS 07257500 1963-03-16 6000 11.05 USGS 07257500 1964-03-09 20500 16.55 USGS 07257500 1965-03-29 8200 12.10 USGS 07257500 1966-02-09 25300 18.14 USGS 07257500 1967-05-14 6510 11.27 USGS 07257500 1968-03-20 22400 17.22 USGS 07257500 1969-01-29 30300 19.40 USGS 07257500 1970-04-19 25000 18.00 USGS 07257500 1970-10-27 6280 11.15 USGS 07257500 1971-12-10 35000 20.45 USGS 07257500 1973-04-23 42000 21.65 USGS 07257500 1973-11-25 32000 19.80 USGS 07257500 1975-09-19 10600 13.20 USGS 07257500 1976-06-23 4190 10.10 USGS 07257500 1977-03-28 43900 21.85 USGS 07257500 1978-03-24 7320 13.68 USGS 07257500 1979-03-30 23000 17.40 USGS 07257500 1979-12-23 17100 15.50 USGS 07257500 1981-06-16 3590 9.77 USGS 07257500 1982-01-30 24000 17.72 USGS 07257500 1982-12-03 130000 27.49 1943 USGS 07257500 1984-05-07 13100 14.14 USGS 07257500 1985-02-23 21600 16.95 USGS 07257500 1986-04-08 16800 15.41 USGS 07257500 1987-02-16 8600 12.30 USGS 07257500 1988-03-03 10800 13.25 USGS 07257500 1989-02-15 20500 16.60 USGS 07257500 1990-05-30 24300 17.79 USGS 07257500 1991-04-14 12900 14.07 USGS 07257500 1991-10-29 15500 14.96 USGS 07257500 1993-01-04 25600 18.17 USGS 07257500 1994-02-22 14600 14.83 USGS 07257500 1994-11-05 23100 17.45 USGS 07257500 1996-09-26 9440 12.68 USGS 07257500 1997-04-05 18100 15.84 USGS 07257500 1998-01-05 22700 17.30 USGS 07257500 1999-01-02 7110 11.58 USGS 07257500 2000-02-26 18:00 6830 11.65 USGS 07257500 2001-02-16 14:00 17500 15.89 USGS 07257500 2002-01-31 19:00 30200 17.66 USGS 07257500 2003-05-17 08:00 9250 12.55 USGS 07257500 2004-04-24 15:45 37000 18.76 USGS 07257500 2005-01-04 14:00 18500 15.29 USGS 07257500 2006-05-04 17:30 18300 15.24 USGS 07257500 2007-01-15 01:15 34800 18.41 USGS 07257500 2008-04-10 11:15 77600 23.46 1983 USGS 07257500 2009-05-02 03:30 25500 16.79 USGS 07257500 2009-10-30 05:00 18300 15.24 USGS 07257500 2011-04-26 01:45 43700 19.71 USGS 07257500 2011-11-22 07:15 42200 19.51 USGS 07257500 2013-01-13 00:15 22700 16.39 USGS 07257500 2014-04-28 03:00 26100 17.08 USGS 07257500 2015-05-11 09:45 30300 19.46 USGS 07257500 2015-12-28 06:00 63200 23.20 USGS 07257500 2017-04-30 11:45 17300 16.95 USGS 07257500 2018-08-20 01:45 21400 17.99 USGS 07257500 2019-02-11 16:45 20600 17.80 USGS 07257500 2020-01-11 06:30 18600 17.68 USGS 07257500 2021-04-29 09:15 39800 21.07 USGS 07257500 2022-04-20 16:15 11900 15.60 USGS 07257500 2023-03-24 22:30 24300 18.92