# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-04-23 17:10:10 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 05554500 VERMILION RIVER AT PONTIAC, 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 05554500 1933-05-00 11000 2,7,Bd 17.00 Bd USGS 05554500 1943-08-05 8170 15.90 USGS 05554500 1944-04-24 7770 15.45 USGS 05554500 1945-05-18 3500 9.65 USGS 05554500 1946-06-21 3260 9.15 USGS 05554500 1947-05-01 3950 10.38 USGS 05554500 1948-03-23 2540 7.75 USGS 05554500 1949-01-29 1600 6.05 USGS 05554500 1950-04-26 6120 12.92 USGS 05554500 1951-07-10 11000 17.90 USGS 05554500 1952-04-25 3370 9.00 USGS 05554500 1953-07-08 2470 7.47 USGS 05554500 1954-04-13 2110 6.87 USGS 05554500 1955-01-07 2770 8.07 USGS 05554500 1956-04-30 4000 9.88 USGS 05554500 1957-04-28 9970 17.20 USGS 05554500 1958-07-15 8670 15.84 USGS 05554500 1959-04-28 5820 12.54 2 1959-02-11 13.00 1 USGS 05554500 1960-03-30 4840 11.10 USGS 05554500 1961-09-26 3580 9.30 USGS 05554500 1962-03-21 6460 13.37 USGS 05554500 1964-04-22 1640 6.00 USGS 05554500 1965-05-05 8340 15.70 USGS 05554500 1965-12-26 5120 11.74 USGS 05554500 1967-04-02 2740 8.10 USGS 05554500 1968-06-26 8170 15.56 USGS 05554500 1969-01-30 2660 7.97 USGS 05554500 1970-05-14 10300 17.46 USGS 05554500 1971-03-15 3680 8.87 USGS 05554500 1972-04-22 3370 8.43 USGS 05554500 1972-12-31 7350 14.35 USGS 05554500 1974-06-23 6900 13.88 USGS 05554500 1975-01-11 6160 12.90 USGS 05554500 1976-03-06 6810 13.66 USGS 05554500 1977-08-11 2700 7.71 USGS 05554500 1977-10-02 4710 10.70 USGS 05554500 1979-03-05 7970 2 16.27 1 USGS 05554500 1980-06-03 11300 18.12 USGS 05554500 1981-05-15 7080 14.36 USGS 05554500 1982-04-10 7500 14.88 2 1982-02-22 15.15 1 USGS 05554500 1982-12-04 13100 19.16 USGS 05554500 1984-02-14 6200 2 USGS 05554500 1985-02-24 8770 16.07 USGS 05554500 1985-11-20 8080 15.48 USGS 05554500 1986-10-04 8330 15.69 USGS 05554500 1988-03-30 3050 8.06 USGS 05554500 1989-09-10 5580 12.29 USGS 05554500 1990-03-12 9340 16.64 USGS 05554500 1990-12-30 8230 15.62 USGS 05554500 1992-07-27 3080 8.21 USGS 05554500 1993-01-05 9390 16.21 USGS 05554500 1993-10-18 9130 15.98 USGS 05554500 1995-05-25 6920 14.14 USGS 05554500 1996-05-29 8340 15.71 USGS 05554500 1997-02-21 8100 2 USGS 05554500 1998-05-08 8940 16.19 USGS 05554500 1999-04-17 6870 13.35 USGS 05554500 2000-06-22 2690 7.75 USGS 05554500 2001-06-07 8440 C 14.94 USGS 05554500 2002-05-13 9930 C 16.35 USGS 05554500 2003-07-19 4690 C 10.73 USGS 05554500 2003-11-19 4590 C 10.59 USGS 05554500 2005-01-14 10900 C 17.23 USGS 05554500 2006-04-18 6090 C 12.51 USGS 05554500 2007-03-24 10100 C 16.50 USGS 05554500 2008-01-09 13200 C 19.18 USGS 05554500 2008-12-29 7700 C 14.20 USGS 05554500 2009-10-31 21:00 8330 C 14.83 USGS 05554500 2011-04-23 14:15 5650 C 12.02 USGS 05554500 2012-05-08 05:45 4640 C 10.56 USGS 05554500 2013-06-01 18:00 8540 C 15.04 USGS 05554500 2014-02-22 19:00 6090 C 12.51 USGS 05554500 2015-07-12 21:00 8090 C 14.59 USGS 05554500 2015-12-29 16:30 11200 C 17.27 USGS 05554500 2017-06-19 11:30 5710 C 11.48 USGS 05554500 2018-02-22 08:30 9560 C 15.68 USGS 05554500 2019-05-02 16:45 11100 C 17.17 USGS 05554500 2020-05-19 9890 C 16.67 USGS 05554500 2021-06-28 01:30 9070 C 15.73 USGS 05554500 2021-10-26 16:15 7060 C 13.59 USGS 05554500 2023-03-05 18:00 3270 C 8.45