# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-12-26 08:39:09 EST # # ---------------------------------- 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 05443500 ROCK RIVER AT COMO, 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 05443500 1915-02-25 23600 13.01 2 1915-02-15 15.50 1 USGS 05443500 1916-03-28 39500 17.02 2 1916-01-22 18.40 1 USGS 05443500 1917-03-14 26000 2 15.20 1 USGS 05443500 1918-02-16 36000 2 19.60 1 USGS 05443500 1919-03-20 37000 16.52 USGS 05443500 1920-03-27 36200 16.33 USGS 05443500 1921-04-28 25600 13.61 USGS 05443500 1922-04-11 27400 14.11 USGS 05443500 1923-04-11 29800 14.70 USGS 05443500 1924-08-23 30200 14.77 USGS 05443500 1925-02-24 39000 2 17.70 1 USGS 05443500 1926-02-27 27000 13.98 USGS 05443500 1927-02-07 31400 15.12 USGS 05443500 1928-02-08 20800 12.40 2 1927-12-29 13.60 1 USGS 05443500 1929-03-17 37200 2 16.60 2 1929-03-07 18.63 1 USGS 05443500 1930-02-27 17100 11.20 USGS 05443500 1931-06-25 5130 6.60 2 1930-12-23 7.90 1 USGS 05443500 1931-10-11 25400 13.63 USGS 05443500 1933-05-28 26100 13.83 USGS 05443500 1934-04-06 5490 4.15 USGS 05443500 1935-03-12 23900 9.56 2 1935-02-16 11.04 1 USGS 05443500 1936-03-12 18000 1,2 8.60 1,2 1936-03-10 10.69 1 USGS 05443500 1937-02-22 51000 14.50 2 1937-02-25 16.63 1 USGS 05443500 1938-01-24 46600 2 1938-02-07 17.51 1 USGS 05443500 1939-03-12 20500 8.43 USGS 05443500 1940-08-28 17200 7.50 USGS 05443500 1941-03-22 16200 6.99 USGS 05443500 1941-10-23 14700 6.64 USGS 05443500 1943-03-16 39400 11.89 USGS 05443500 1944-03-16 34900 11.90 USGS 05443500 1945-05-18 13600 6.26 USGS 05443500 1946-01-06 46400 14.40 USGS 05443500 1947-06-04 14000 6.44 2 1947-01-22 6.83 1 USGS 05443500 1948-03-21 41400 12.76 USGS 05443500 1949-02-26 22000 2 1949-02-25 9.34 1 USGS 05443500 1950-03-07 25000 2 USGS 05443500 1951-02-26 34400 11.43 2 1951-02-26 1200 11.82 1 USGS 05443500 1952-07-20 35800 12.06 USGS 05443500 1953-02-22 17800 7.54 USGS 05443500 1954-06-05 12900 6.08 USGS 05443500 1954-10-11 34000 12.11 USGS 05443500 1956-05-12 9600 1 USGS 05443500 1957-06-17 7330 4.45 USGS 05443500 1958-03-01 10900 5.50 USGS 05443500 1959-04-05 26200 10.01 USGS 05443500 1960-04-01 34800 11.99 USGS 05443500 1961-03-14 15300 6.80 USGS 05443500 1962-03-20 30200 10.98 USGS 05443500 1963-03-27 15500 7.05 USGS 05443500 1964-04-08 8930 5.06 USGS 05443500 1965-04-02 20900 8.55 USGS 05443500 1966-02-14 23000 2 1966-02-12 10.51 1 USGS 05443500 1967-06-13 15300 6.95 USGS 05443500 1968-08-18 10300 5.49 2 1968-01-05 6.71 1 USGS 05443500 1969-01-24 20000 2 12.20 1 USGS 05443500 1970-06-04 15600 7.02 USGS 05443500 1971-02-21 35000 2 12.52 1 USGS 05443500 1972-04-16 19100 8.03 USGS 05443500 1973-04-21 59700 15.66 USGS 05443500 1974-05-17 43100 13.13 USGS 05443500 1975-03-26 32500 11.24 USGS 05443500 1976-03-07 29000 10.55 USGS 05443500 1978-07-04 34900 11.69 USGS 05443500 1979-03-22 38400 12.38 USGS 05443500 1980-09-18 14100 6.53 USGS 05443500 1981-06-13 16800 7.35 USGS 05443500 1982-03-20 23900 9.41 USGS 05443500 1983-04-04 27400 10.13 USGS 05443500 1984-02-17 23200 2 12.00 2,5 1984-02-15 12.04 1 USGS 05443500 1985-03-05 31200 11.04 2 1985-02-27 15.24 1 USGS 05443500 1986-03-11 23700 9.43 2 1986-02-15 10.43 1 USGS 05443500 1991-03-29 19200 7.73 USGS 05443500 1991-12-08 14900 6.33 USGS 05443500 1993-03-25 42700 12.72 USGS 05443500 1994-02-21 37800 2 14.36 1 USGS 05443500 1995-05-10 21600 8.30 USGS 05443500 1996-05-29 48300 13.58 USGS 05443500 1997-02-22 40900 2 13.30 1 USGS 05443500 1998-04-18 20400 7.92 USGS 05443500 1999-06-15 31200 10.80 USGS 05443500 2000-06-15 45300 13.12 USGS 05443500 2001-02-26 26700 9.78 USGS 05443500 2002-06-05 48800 13.65 USGS 05443500 2003-05-12 11400 5.43 USGS 05443500 2004-06-01 26800 9.82 USGS 05443500 2005-02-15 20400 8.02 USGS 05443500 2006-03-14 14600 6.14 USGS 05443500 2007-08-26 38700 12.08 USGS 05443500 2008-06-16 21:30 32500 11.03 USGS 05443500 2009-03-09 09:45 33200 10.98 2 2009-02-12 0045 11.65 USGS 05443500 2010-07-26 41900 12.87 USGS 05443500 2011-02-22 12:15 24600 9.24 2 2011-02-02 1100 11.48 1 USGS 05443500 2011-11-11 11:30 15000 6.25 USGS 05443500 2013-04-20 16:00 45100 13.12 USGS 05443500 2014-03-16 10:30 45600 13.19 USGS 05443500 2015-06-16 12:15 23800 11.64 USGS 05443500 2015-12-15 21:30 19400 9.86 USGS 05443500 2017-07-23 08:30 42200 15.64 USGS 05443500 2018-02-21 14:30 36900 14.68 USGS 05443500 2019-03-16 09:45 39900 15.18 USGS 05443500 2019-10-05 17:15 31900 13.30 USGS 05443500 2021-03-11 20:30 16900 9.35 USGS 05443500 2022-08-09 14:45 17800 9.71 USGS 05443500 2023-04-06 05:30 21100 10.86