# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-04-27 13:18:10 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 05568000 MACKINAW RIVER NEAR GREEN VALLEY, 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 05568000 1922-04-02 6690 12.11 USGS 05568000 1923-03-13 4800 10.60 USGS 05568000 1924-08-22 19300 15.54 USGS 05568000 1925-02-09 3800 9.65 USGS 05568000 1926-09-05 8120 12.58 USGS 05568000 1927-05-19 24300 16.80 USGS 05568000 1927-12-13 5070 10.90 USGS 05568000 1929-07-06 10200 13.19 USGS 05568000 1930-02-25 3750 9.57 USGS 05568000 1931-09-15 3050 8.88 USGS 05568000 1931-11-23 3450 9.32 USGS 05568000 1933-05-12 19700 14.02 USGS 05568000 1933-10-22 3370 8.99 USGS 05568000 1935-05-11 9470 12.42 USGS 05568000 1936-02-27 17900 13.85 USGS 05568000 1937-02-21 4570 9.99 USGS 05568000 1938-06-26 5680 10.70 USGS 05568000 1939-04-18 5760 10.71 USGS 05568000 1940-03-05 2420 7.55 USGS 05568000 1941-06-14 3280 8.29 USGS 05568000 1942-02-08 14000 13.52 USGS 05568000 1943-05-19 18200 14.23 USGS 05568000 1944-04-24 26400 14.50 USGS 05568000 1945-05-17 5400 9.86 USGS 05568000 1946-06-21 17800 13.50 USGS 05568000 1947-05-01 15600 13.32 USGS 05568000 1948-07-27 4800 9.27 USGS 05568000 1949-06-15 4400 8.96 USGS 05568000 1950-04-25 12600 12.41 USGS 05568000 1951-07-10 31000 15.12 USGS 05568000 1952-04-15 6700 10.38 USGS 05568000 1953-07-07 4990 8.62 USGS 05568000 1954-05-30 4790 8.39 USGS 05568000 1955-02-20 5020 8.48 USGS 05568000 1956-05-27 5520 9.00 USGS 05568000 1957-04-30 9280 11.60 USGS 05568000 1958-06-14 5950 9.39 USGS 05568000 1960-03-31 9550 11.66 USGS 05568000 1961-09-27 8200 11.14 USGS 05568000 1962-03-12 8520 11.27 USGS 05568000 1963-03-08 5330 8.81 USGS 05568000 1964-04-23 5730 9.20 USGS 05568000 1965-04-06 8050 11.02 USGS 05568000 1965-12-25 6670 10.02 USGS 05568000 1967-05-12 4620 8.08 USGS 05568000 1968-06-27 8360 11.20 USGS 05568000 1969-01-22 8780 11.40 2 1969-01-18 11.93 1 USGS 05568000 1970-09-22 7000 10.28 USGS 05568000 1971-07-09 4520 7.97 USGS 05568000 1972-09-14 5680 9.15 USGS 05568000 1973-04-21 29700 14.94 USGS 05568000 1974-06-05 7910 10.93 USGS 05568000 1975-02-24 6540 9.91 USGS 05568000 1976-03-06 8900 11.46 USGS 05568000 1977-09-16 6970 10.59 USGS 05568000 1978-03-29 4730 8.64 USGS 05568000 1979-03-05 23400 14.15 USGS 05568000 1980-06-03 46700 15.98 USGS 05568000 1981-08-16 13800 12.70 USGS 05568000 1982-03-12 20000 2 USGS 05568000 1982-12-06 51000 16.13 USGS 05568000 1984-05-21 8940 2 USGS 05568000 1985-02-25 18400 13.42 USGS 05568000 1985-11-21 19200 13.52 USGS 05568000 1986-10-04 23400 14.01 USGS 05568000 1988-00-00 7820 4,Bm 10.47 4,Bm USGS 05568000 1989-05-28 1830 16.56 USGS 05568000 1990-03-13 12200 26.53 USGS 05568000 1990-11-30 8490 24.38 USGS 05568000 1992-07-30 9090 24.45 USGS 05568000 1993-09-16 16000 2 28.29 USGS 05568000 1993-10-20 7040 23.84 USGS 05568000 1995-05-26 12600 26.83 USGS 05568000 1996-05-29 8030 24.41 USGS 05568000 1997-02-28 6590 23.21 USGS 05568000 1998-05-11 10800 25.97 USGS 05568000 1999-05-17 12000 26.55 USGS 05568000 2000-05-27 2900 18.83 USGS 05568000 2001-02-09 7800 24.26 USGS 05568000 2002-05-14 14400 27.62 USGS 05568000 2003-07-10 9180 25.10 USGS 05568000 2004-06-01 5600 22.25 USGS 05568000 2005-01-16 16400 28.44 USGS 05568000 2006-04-19 3940 20.06 USGS 05568000 2007-03-26 10500 25.80 USGS 05568000 2008-09-17 15100 27.94 USGS 05568000 2009-05-16 10600 25.83 USGS 05568000 2009-11-03 00:30 11800 26.45 USGS 05568000 2011-04-23 20:30 6760 22.96 USGS 05568000 2011-12-15 23:00 2210 17.58 USGS 05568000 2013-04-20 08:00 18900 28.48 USGS 05568000 2014-02-22 00:30 9210 24.82 USGS 05568000 2015-07-12 10:45 13200 27.14 USGS 05568000 2015-12-31 02:00 23700 29.18 USGS 05568000 2017-05-01 12:30 8910 24.20 USGS 05568000 2018-06-12 10:15 6330 21.92 USGS 05568000 2019-05-04 04:00 17500 28.19 USGS 05568000 2020-05-21 00:30 11300 25.98 USGS 05568000 2021-06-29 15:30 6960 22.46 USGS 05568000 2021-10-25 08:15 8640 23.90 USGS 05568000 2023-03-25 18:00 4530 20.11