# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-06-01 09:53:13 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 Illinois 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 05469000 HENDERSON CREEK NEAR OQUAWKA, IL # # 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 05469000 1924-06-00 20000 2,7,Bd 27.80 Bd USGS 05469000 1935-06-02 4720 23.70 USGS 05469000 1936-02-27 6800 2 25.26 1 USGS 05469000 1937-02-21 3100 2 24.20 1 USGS 05469000 1938-08-09 5840 25.46 2 1938-01-25 25.60 1 USGS 05469000 1939-03-13 8920 25.60 USGS 05469000 1940-03-04 2240 22.75 1 USGS 05469000 1941-02-13 3460 22.95 USGS 05469000 1941-10-10 5330 25.22 USGS 05469000 1943-02-04 3780 23.40 2 1943-02-05 23.75 1 USGS 05469000 1944-03-16 5850 23.92 USGS 05469000 1945-05-16 5650 24.67 USGS 05469000 1946-01-06 8060 26.01 USGS 05469000 1947-04-06 6020 25.11 USGS 05469000 1948-03-20 9030 26.22 USGS 05469000 1949-02-15 6510 25.10 USGS 05469000 1950-04-25 16500 28.17 USGS 05469000 1951-02-19 9000 26.15 USGS 05469000 1952-06-21 3540 23.79 USGS 05469000 1953-02-20 2020 22.87 USGS 05469000 1954-06-02 4620 24.28 USGS 05469000 1955-02-21 4600 25.81 USGS 05469000 1956-07-09 6000 26.30 USGS 05469000 1957-06-13 1760 22.63 USGS 05469000 1958-06-12 3310 24.33 USGS 05469000 1959-02-24 3500 24.47 2 1959-02-11 24.95 1 USGS 05469000 1960-03-30 7750 26.48 USGS 05469000 1961-09-14 3130 24.57 USGS 05469000 1962-03-12 6700 25.95 USGS 05469000 1963-03-05 3500 24.43 USGS 05469000 1964-04-21 1340 21.56 USGS 05469000 1965-03-18 6360 25.84 USGS 05469000 1966-02-10 2420 23.75 USGS 05469000 1967-05-01 3130 24.22 USGS 05469000 1967-11-02 1570 22.23 USGS 05469000 1969-01-24 6420 2 26.45 1 USGS 05469000 1970-05-15 7120 26.20 2 1970-09-25 27.29 USGS 05469000 1971-02-20 6000 2 USGS 05469000 1972-06-16 2390 24.06 USGS 05469000 1973-04-22 10600 26.81 USGS 05469000 1974-06-23 15700 28.12 USGS 05469000 1975-03-18 2970 24.17 USGS 05469000 1976-04-26 4380 25.11 USGS 05469000 1977-08-09 3170 24.35 USGS 05469000 1977-11-03 7640 26.40 USGS 05469000 1979-03-19 4440 24.80 USGS 05469000 1980-09-02 6840 2 26.15 USGS 05469000 1981-04-14 3740 24.75 USGS 05469000 1982-07-08 34600 31.05 USGS 05469000 1983-04-03 5260 25.96 USGS 05469000 1984-04-30 2830 23.89 USGS 05469000 1985-03-05 8750 27.24 USGS 05469000 1986-02-20 3740 24.72 USGS 05469000 1986-10-04 7250 26.73 USGS 05469000 1988-01-21 2280 23.36 USGS 05469000 1989-06-01 1640 21.81 USGS 05469000 1990-06-20 9640 27.48 USGS 05469000 1991-05-27 3730 25.04 USGS 05469000 1992-09-10 2360 23.52 USGS 05469000 1993-07-25 30800 32.65 USGS 05469000 1994-02-21 4010 25.24 USGS 05469000 1995-07-05 4700 25.67 USGS 05469000 1996-05-28 7200 25.84 USGS 05469000 1998-03-19 5160 24.91 USGS 05469000 1998-10-18 7280 25.87 USGS 05469000 2000-06-26 4160 25.09 USGS 05469000 2001-02-25 6810 26.17 USGS 05469000 2002-06-14 6530 25.56 USGS 05469000 2003-05-09 4770 24.70 USGS 05469000 2003-12-11 4070 24.28 USGS 05469000 2005-01-13 2820 23.31 USGS 05469000 2006-04-07 1460 20.43 USGS 05469000 2007-03-02 4400 2 26.39 1 USGS 05469000 2008-09-14 10600 26.97 1,2 2008-02-18 27.25 1 USGS 05469000 2009-05-16 14800 28.03 USGS 05469000 2010-05-14 01:45 13300 28.11 USGS 05469000 2011-05-27 07:30 8270 26.50 USGS 05469000 2012-05-04 19:45 2230 22.61 USGS 05469000 2013-04-19 07:00 19500 29.51 USGS 05469000 2014-02-21 18:30 16300 28.83 USGS 05469000 2015-07-17 23:00 7770 26.30 USGS 05469000 2015-12-29 23:15 4600 24.73 USGS 05469000 2017-05-01 04:15 3940 24.79 USGS 05469000 2018-09-07 18:30 3120 23.67 1,2 2018-02-20 1530 24.12 USGS 05469000 2019-05-29 23:45 17400 29.46 USGS 05469000 2020-05-18 22:30 6600 26.07 USGS 05469000 2021-06-26 16:15 6790 25.91 2 2021-04-12 0400 25.91 USGS 05469000 2021-10-25 12:30 2670 23.56 USGS 05469000 2023-03-26 08:00 3570 24.12