Highest listed crest 34.03 ft July 16, 1951; 267,000 cubic feet per second
Flood stage 15.0 ft Major flooding from 24.0 ft
Crests at major 9 30th of 92 gauges in Oklahoma
Most recent flood crest June 29, 2026 20.07 ft, moderate flooding Listed crests at the Neosho River near Commerce, 1940 to 2026 0 10 20 30 40 ft Flood stage 15.0 ft Major 24.0 ft Apr 19, 1940: 12.28 ft, below flood stage; 14,900 cubic feet per second Apr 19, 1941: 20.08 ft, moderate flooding; 36,800 cubic feet per second Jun 11, 1941: 20.26 ft, moderate flooding; 38,400 cubic feet per second Sep 11, 1941: 19.44 ft, moderate flooding; 31,900 cubic feet per second Oct 7, 1941: 21.08 ft, moderate flooding; 49,100 cubic feet per second Oct 18, 1941: 19.02 ft, moderate flooding; 31,000 cubic feet per second Nov 1, 1941: 22.06 ft, moderate flooding; 64,800 cubic feet per second Apr 11, 1942: 18.78 ft, moderate flooding; 29,800 cubic feet per second Jun 23, 1942: 19.31 ft, moderate flooding; 32,800 cubic feet per second Sep 7, 1942: 16.07 ft, minor flooding; 20,900 cubic feet per second Dec 28, 1942: 17.86 ft, minor flooding; 25,000 cubic feet per second May 12, 1943: 20.63 ft, moderate flooding; 44,200 cubic feet per second May 20, 1943: 25.12 ft, major flooding; 105,000 cubic feet per second Jun 5, 1943: 15.06 ft, minor flooding; 20,200 cubic feet per second Jun 25, 1943: 18.57 ft, moderate flooding; 27,200 cubic feet per second Mar 22, 1944: 18.93 ft, moderate flooding; 31,600 cubic feet per second Apr 12, 1944: 20.00 ft, moderate flooding; 41,300 cubic feet per second Apr 29, 1944: 21.85 ft, moderate flooding; 70,000 cubic feet per second Jun 22, 1944: 16.16 ft, minor flooding; 22,100 cubic feet per second Aug 27, 1944: 15.56 ft, minor flooding; 21,100 cubic feet per second Sep 30, 1944: 17.00 ft, minor flooding; 23,400 cubic feet per second Oct 5, 1944: 18.50 ft, moderate flooding; 29,200 cubic feet per second Dec 16, 1944: 18.72 ft, moderate flooding; 30,400 cubic feet per second Mar 16, 1945: 15.70 ft, minor flooding; 20,800 cubic feet per second Mar 21, 1945: 17.90 ft, minor flooding; 25,600 cubic feet per second Apr 23, 1945: 22.17 ft, moderate flooding; 73,300 cubic feet per second Jul 3, 1945: 17.34 ft, minor flooding; 23,800 cubic feet per second Sep 27, 1945: 20.22 ft, moderate flooding; 39,800 cubic feet per second Oct 2, 1945: 19.22 ft, moderate flooding; 32,200 cubic feet per second Jan 8, 1946: 19.14 ft, moderate flooding; 31,600 cubic feet per second Apr 21, 1947: 18.43 ft, moderate flooding; 27,600 cubic feet per second Apr 26, 1947: 17.94 ft, minor flooding; 25,600 cubic feet per second May 22, 1947: 16.41 ft, minor flooding; 22,700 cubic feet per second Mar 24, 1948: 16.30 ft, minor flooding; 23,100 cubic feet per second Jun 24, 1948: 23.38 ft, moderate flooding; 85,000 cubic feet per second Jul 13, 1948: 17.34 ft, minor flooding; 25,300 cubic feet per second Jul 28, 1948: 24.43 ft, major flooding; 93,200 cubic feet per second Jan 17, 1949: 17.78 ft, minor flooding; 26,500 cubic feet per second Jan 25, 1949: 17.95 ft, minor flooding; 27,000 cubic feet per second Feb 17, 1949: 18.23 ft, moderate flooding; 28,500 cubic feet per second May 20, 1949: 15.54 ft, minor flooding; 21,400 cubic feet per second Jul 8, 1949: 16.35 ft, minor flooding; 23,300 cubic feet per second Jun 3, 1950: 15.49 ft, minor flooding; 20,800 cubic feet per second Jul 21, 1950: 20.08 ft, moderate flooding; 37,500 cubic feet per second May 9, 1951: 15.20 ft, minor flooding; 20,800 cubic feet per second May 24, 1951: 15.84 ft, minor flooding; 22,000 cubic feet per second Jun 13, 1951: 15.01 ft, minor flooding; 20,400 cubic feet per second Jul 3, 1951: 20.51 ft, moderate flooding; 42,000 cubic feet per second Jul 16, 1951: 34.03 ft, major flooding; 267,000 cubic feet per second Aug 30, 1951: 15.59 ft, minor flooding; 21,600 cubic feet per second Sep 14, 1951: 20.68 ft, moderate flooding; 48,400 cubic feet per second Mar 11, 1952: 16.04 ft, minor flooding; 22,400 cubic feet per second May 13, 1953: 5.00 ft, below flood stage; 4,500 cubic feet per second May 4, 1954: 18.04 ft, moderate flooding; 27,000 cubic feet per second May 29, 1955: 17.11 ft, minor flooding; 24,800 cubic feet per second Jun 28, 1955: 16.16 ft, minor flooding; 22,800 cubic feet per second Oct 5, 1955: 10.98 ft, below flood stage; 13,300 cubic feet per second May 25, 1957: 19.71 ft, moderate flooding; 36,200 cubic feet per second Jun 3, 1957: 18.82 ft, moderate flooding; 29,700 cubic feet per second Jun 16, 1957: 20.22 ft, moderate flooding; 41,000 cubic feet per second Mar 10, 1958: 15.97 ft, minor flooding; 22,400 cubic feet per second Mar 25, 1958: 17.74 ft, minor flooding; 26,300 cubic feet per second Apr 5, 1958: 17.05 ft, minor flooding; 24,600 cubic feet per second Jul 14, 1958: 20.05 ft, moderate flooding; 39,000 cubic feet per second Jul 18, 1958: 17.86 ft, minor flooding; 26,800 cubic feet per second Jul 28, 1958: 14.76 ft, action stage; 20,000 cubic feet per second Jul 17, 1959: 19.51 ft, moderate flooding; 32,200 cubic feet per second Oct 6, 1959: 18.60 ft, moderate flooding; 28,000 cubic feet per second Oct 13, 1959: 17.68 ft, minor flooding; 25,000 cubic feet per second Apr 15, 1960: 15.41 ft, minor flooding; 20,500 cubic feet per second May 7, 1960: 17.60 ft, minor flooding; 25,300 cubic feet per second Nov 3, 1960: 15.00 ft, minor flooding; 20,200 cubic feet per second Apr 12, 1961: 14.65 ft, action stage; 20,200 cubic feet per second Apr 26, 1961: 14.78 ft, action stage; 20,400 cubic feet per second May 8, 1961: 22.38 ft, moderate flooding; 78,600 cubic feet per second May 27, 1961: 17.20 ft, minor flooding; 24,800 cubic feet per second Sep 5, 1961: 15.46 ft, minor flooding; 21,200 cubic feet per second Sep 22, 1961: 19.68 ft, moderate flooding; 37,100 cubic feet per second Oct 16, 1961: 15.16 ft, minor flooding; 20,200 cubic feet per second Nov 9, 1961: 18.03 ft, moderate flooding; 26,500 cubic feet per second Nov 17, 1961: 15.05 ft, minor flooding; 20,200 cubic feet per second Feb 5, 1962: 14.96 ft, action stage; 20,000 cubic feet per second Jun 5, 1962: 15.33 ft, minor flooding; 20,800 cubic feet per second Oct 1, 1962: 18.47 ft, moderate flooding; 28,400 cubic feet per second Jun 15, 1964: 20.24 ft, moderate flooding; 40,000 cubic feet per second Apr 5, 1965: 19.39 ft, moderate flooding; 35,300 cubic feet per second Jun 11, 1965: 15.56 ft, minor flooding; 21,700 cubic feet per second Jun 8, 1966: 8.16 ft, below flood stage; 8,580 cubic feet per second Jun 12, 1967: 15.05 ft, minor flooding; 20,700 cubic feet per second Jun 26, 1967: 16.11 ft, minor flooding; 22,200 cubic feet per second Jun 30, 1967: 17.40 ft, minor flooding; 25,200 cubic feet per second Jul 7, 1967: 17.99 ft, minor flooding; 26,600 cubic feet per second Nov 2, 1967: 17.57 ft, minor flooding; 26,100 cubic feet per second May 28, 1968: 18.27 ft, moderate flooding; 27,800 cubic feet per second Jun 2, 1968: 14.94 ft, action stage; 20,300 cubic feet per second Jul 29, 1968: 14.79 ft, action stage; 20,000 cubic feet per second Mar 25, 1969: 18.60 ft, moderate flooding; 28,900 cubic feet per second Jun 4, 1969: 16.90 ft, minor flooding; 24,000 cubic feet per second Jun 25, 1969: 16.80 ft, minor flooding; 23,800 cubic feet per second Jul 6, 1969: 16.60 ft, minor flooding; 23,300 cubic feet per second Oct 14, 1969: 17.85 ft, minor flooding; 25,800 cubic feet per second Apr 4, 1970: 15.53 ft, minor flooding; 21,200 cubic feet per second Apr 24, 1970: 18.43 ft, moderate flooding; 27,600 cubic feet per second May 2, 1970: 19.51 ft, moderate flooding; 32,900 cubic feet per second May 16, 1970: 18.34 ft, moderate flooding; 28,000 cubic feet per second Jun 5, 1970: 17.18 ft, minor flooding; 25,000 cubic feet per second Jun 23, 1970: 15.86 ft, minor flooding; 22,100 cubic feet per second Sep 24, 1970: 15.05 ft, minor flooding; 20,500 cubic feet per second Jan 5, 1971: 15.54 ft, minor flooding; 21,500 cubic feet per second Oct 22, 1971: 16.97 ft, minor flooding; 24,500 cubic feet per second Dec 17, 1971: 19.27 ft, moderate flooding; 34,200 cubic feet per second Nov 2, 1972: 17.43 ft, minor flooding; 25,600 cubic feet per second Nov 14, 1972: 17.50 ft, minor flooding; 25,800 cubic feet per second Jan 5, 1973: 16.44 ft, minor flooding; 23,400 cubic feet per second Jan 23, 1973: 18.86 ft, moderate flooding; 30,000 cubic feet per second Feb 3, 1973: 15.23 ft, minor flooding; 20,900 cubic feet per second Mar 12, 1973: 18.89 ft, moderate flooding; 30,200 cubic feet per second Mar 22, 1973: 19.47 ft, moderate flooding; 34,200 cubic feet per second Mar 27, 1973: 19.47 ft, moderate flooding; 34,200 cubic feet per second Apr 1, 1973: 18.67 ft, moderate flooding; 29,200 cubic feet per second Apr 23, 1973: 18.10 ft, moderate flooding; 27,300 cubic feet per second May 7, 1973: 14.84 ft, action stage; 20,100 cubic feet per second Sep 29, 1973: 18.28 ft, moderate flooding; 27,800 cubic feet per second Oct 13, 1973: 17.78 ft, minor flooding; 26,500 cubic feet per second Oct 27, 1973: 16.15 ft, minor flooding; 22,700 cubic feet per second Nov 26, 1973: 18.54 ft, moderate flooding; 28,600 cubic feet per second Dec 6, 1973: 18.34 ft, moderate flooding; 28,000 cubic feet per second Dec 25, 1973: 17.98 ft, minor flooding; 27,000 cubic feet per second Jan 20, 1974: 14.83 ft, action stage; 20,300 cubic feet per second Mar 12, 1974: 22.42 ft, moderate flooding; 66,900 cubic feet per second Jun 8, 1974: 19.65 ft, moderate flooding; 36,600 cubic feet per second Sep 4, 1974: 15.74 ft, minor flooding; 21,900 cubic feet per second Nov 5, 1974: 21.49 ft, moderate flooding; 55,500 cubic feet per second Feb 2, 1975: 18.70 ft, moderate flooding; 29,600 cubic feet per second Mar 28, 1975: 15.50 ft, minor flooding; 21,400 cubic feet per second Jun 19, 1975: 18.45 ft, moderate flooding; 28,700 cubic feet per second Jul 4, 1976: 21.72 ft, moderate flooding; 58,400 cubic feet per second Jun 24, 1977: 21.67 ft, moderate flooding; 57,700 cubic feet per second Jul 1, 1977: 17.12 ft, minor flooding; 24,900 cubic feet per second Sep 30, 1977: 15.98 ft, minor flooding; 22,400 cubic feet per second Nov 3, 1977: 18.75 ft, moderate flooding; 29,800 cubic feet per second Nov 10, 1977: 16.98 ft, minor flooding; 24,600 cubic feet per second Mar 26, 1978: 18.36 ft, moderate flooding; 28,300 cubic feet per second May 21, 1979: 15.46 ft, minor flooding; 21,400 cubic feet per second Jun 12, 1979: 16.00 ft, minor flooding; 22,400 cubic feet per second Jul 10, 1979: 15.61 ft, minor flooding; 21,600 cubic feet per second Nov 23, 1979: 20.14 ft, moderate flooding; 40,700 cubic feet per second Mar 31, 1980: 17.88 ft, minor flooding; 26,700 cubic feet per second Jul 2, 1981: 12.61 ft, below flood stage; 16,200 cubic feet per second Jun 6, 1982: 18.98 ft, moderate flooding; 33,800 cubic feet per second Jun 12, 1982: 14.88 ft, action stage; 21,100 cubic feet per second Feb 2, 1983: 15.72 ft, minor flooding; 22,900 cubic feet per second Apr 7, 1983: 18.64 ft, moderate flooding; 31,400 cubic feet per second Apr 24, 1983: 19.96 ft, moderate flooding; 40,200 cubic feet per second May 15, 1983: 17.57 ft, minor flooding; 27,200 cubic feet per second Jun 5, 1983: 14.46 ft, action stage; 20,400 cubic feet per second Oct 22, 1983: 15.98 ft, minor flooding; 23,500 cubic feet per second Mar 21, 1984: 19.00 ft, moderate flooding; 33,900 cubic feet per second Mar 25, 1984: 15.25 ft, minor flooding; 22,000 cubic feet per second Apr 10, 1984: 17.87 ft, minor flooding; 28,100 cubic feet per second Apr 23, 1984: 17.86 ft, minor flooding; 28,100 cubic feet per second May 28, 1984: 16.95 ft, minor flooding; 25,500 cubic feet per second Jun 12, 1984: 15.83 ft, minor flooding; 23,200 cubic feet per second Jan 1, 1985: 18.81 ft, moderate flooding; 32,500 cubic feet per second Feb 24, 1985: 22.84 ft, moderate flooding; 71,900 cubic feet per second Mar 5, 1985: 17.98 ft, minor flooding; 28,400 cubic feet per second May 9, 1985: 14.72 ft, action stage; 20,900 cubic feet per second May 14, 1985: 15.53 ft, minor flooding; 22,600 cubic feet per second Jun 7, 1985: 19.47 ft, moderate flooding; 36,900 cubic feet per second Jun 24, 1985: 17.63 ft, minor flooding; 27,400 cubic feet per second Aug 26, 1985: 19.40 ft, moderate flooding; 36,400 cubic feet per second Oct 20, 1985: 15.68 ft, minor flooding; 22,900 cubic feet per second Nov 19, 1985: 20.81 ft, moderate flooding; 48,400 cubic feet per second Dec 12, 1985: 15.20 ft, minor flooding; 21,900 cubic feet per second Apr 5, 1986: 14.29 ft, action stage; 20,100 cubic feet per second Apr 9, 1986: 14.66 ft, action stage; 20,800 cubic feet per second May 19, 1986: 17.17 ft, minor flooding; 26,100 cubic feet per second Oct 6, 1986: 26.23 ft, major flooding; 103,000 cubic feet per second Oct 28, 1986: 18.08 ft, moderate flooding; 26,200 cubic feet per second Nov 6, 1986: 15.77 ft, minor flooding; 21,500 cubic feet per second Nov 27, 1986: 17.87 ft, minor flooding; 28,100 cubic feet per second Feb 17, 1987: 19.34 ft, moderate flooding; 36,100 cubic feet per second Mar 2, 1987: 19.09 ft, moderate flooding; 34,500 cubic feet per second Mar 20, 1987: 17.25 ft, minor flooding; 26,300 cubic feet per second May 30, 1987: 18.10 ft, moderate flooding; 28,900 cubic feet per second Nov 25, 1987: 17.54 ft, minor flooding; 27,100 cubic feet per second Dec 21, 1987: 18.39 ft, moderate flooding; 30,000 cubic feet per second Mar 5, 1988: 16.07 ft, minor flooding; 23,600 cubic feet per second Apr 4, 1988: 20.49 ft, moderate flooding; 45,100 cubic feet per second Apr 20, 1988: 16.79 ft, minor flooding; 25,200 cubic feet per second May 23, 1989: 15.40 ft, minor flooding; 22,300 cubic feet per second Jun 13, 1989: 18.54 ft, moderate flooding; 30,700 cubic feet per second Mar 18, 1990: 19.93 ft, moderate flooding; 36,700 cubic feet per second May 20, 1990: 19.59 ft, moderate flooding; 34,100 cubic feet per second Jun 1, 1990: 20.93 ft, moderate flooding; 45,500 cubic feet per second Jun 15, 1990: 15.93 ft, minor flooding; 21,900 cubic feet per second May 25, 1991: 8.70 ft, below flood stage; 9,700 cubic feet per second Nov 24, 1992: 19.54 ft, moderate flooding; 19,856 cubic feet per second Dec 11, 1992: 17.21 ft, minor flooding; 20,296 cubic feet per second Dec 16, 1992: 20.94 ft, moderate flooding; 45,200 cubic feet per second May 11, 1993: 20.25 ft, moderate flooding; 38,900 cubic feet per second May 19, 1993: 20.32 ft, moderate flooding; 39,900 cubic feet per second May 24, 1993: 17.86 ft, minor flooding; 21,906 cubic feet per second Jun 2, 1993: 16.81 ft, minor flooding; 22,130 cubic feet per second Jun 30, 1993: 15.78 ft, minor flooding; 21,967 cubic feet per second Jul 9, 1993: 15.80 ft, minor flooding; 22,008 cubic feet per second Sep 27, 1993: 24.09 ft, major flooding; 74,200 cubic feet per second Apr 13, 1994: 25.66 ft, major flooding; 106,000 cubic feet per second Nov 7, 1996: 15.80 ft, minor flooding Nov 18, 1996: 17.20 ft, minor flooding; 26,300 cubic feet per second Feb 23, 1997: 19.50 ft, moderate flooding; 30,500 cubic feet per second Apr 14, 1997: 16.20 ft, minor flooding; 24,100 cubic feet per second Jul 10, 1997: 18.00 ft, moderate flooding; 28,400 cubic feet per second Dec 25, 1997: 16.70 ft, minor flooding; 25,100 cubic feet per second Jan 6, 1998: 18.00 ft, moderate flooding; 28,600 cubic feet per second Mar 20, 1998: 17.90 ft, minor flooding; 28,200 cubic feet per second Apr 28, 1998: 16.20 ft, minor flooding; 23,200 cubic feet per second Sep 16, 1998: 18.20 ft, moderate flooding; 29,100 cubic feet per second Oct 7, 1998: 21.75 ft, moderate flooding; 52,900 cubic feet per second Oct 19, 1998: 17.00 ft, minor flooding Nov 9, 1998: 19.80 ft, moderate flooding; 34,700 cubic feet per second Apr 16, 1999: 18.90 ft, moderate flooding; 30,700 cubic feet per second Apr 28, 1999: 20.20 ft, moderate flooding; 37,900 cubic feet per second May 6, 1999: 20.00 ft, moderate flooding; 37,100 cubic feet per second May 19, 1999: 15.00 ft, minor flooding; 22,000 cubic feet per second Jun 3, 1999: 15.30 ft, minor flooding; 22,300 cubic feet per second Jun 25, 1999: 18.10 ft, moderate flooding; 26,800 cubic feet per second Jul 2, 1999: 17.10 ft, minor flooding; 24,500 cubic feet per second May 9, 2000: 18.30 ft, moderate flooding; 27,300 cubic feet per second Jun 21, 2000: 17.00 ft, minor flooding; 23,000 cubic feet per second Jun 28, 2000: 17.60 ft, minor flooding; 25,700 cubic feet per second Jan 30, 2001: 15.70 ft, minor flooding; 21,600 cubic feet per second Feb 26, 2001: 18.50 ft, moderate flooding; 30,000 cubic feet per second Mar 17, 2001: 15.80 ft, minor flooding; 13,800 cubic feet per second Jun 5, 2001: 17.30 ft, minor flooding; 25,700 cubic feet per second Jun 22, 2001: 18.00 ft, moderate flooding; 27,800 cubic feet per second May 10, 2002: 20.59 ft, moderate flooding; 42,500 cubic feet per second May 18, 2002: 15.30 ft, minor flooding; 22,500 cubic feet per second May 26, 2002: 18.87 ft, moderate flooding; 31,400 cubic feet per second Jun 15, 2002: 17.47 ft, minor flooding; 26,900 cubic feet per second Mar 7, 2004: 19.97 ft, moderate flooding; 38,600 cubic feet per second Mar 29, 2004: 15.19 ft, minor flooding; 21,500 cubic feet per second Apr 26, 2004: 19.46 ft, moderate flooding; 35,600 cubic feet per second May 14, 2004: 15.17 ft, minor flooding; 20,400 cubic feet per second Jun 14, 2004: 16.58 ft, minor flooding; 24,800 cubic feet per second Jul 4, 2004: 16.08 ft, minor flooding; 23,900 cubic feet per second Jan 7, 2005: 19.55 ft, moderate flooding; 36,600 cubic feet per second Jan 13, 2005: 15.71 ft, minor flooding; 21,600 cubic feet per second Jun 7, 2005: 15.15 ft, minor flooding; 22,300 cubic feet per second Jun 14, 2005: 19.38 ft, moderate flooding; 35,000 cubic feet per second Aug 29, 2005: 17.30 ft, minor flooding; 26,800 cubic feet per second May 10, 2006: 15.70 ft, minor flooding Apr 15, 2007: 17.09 ft, minor flooding; 25,900 cubic feet per second May 10, 2007: 19.92 ft, moderate flooding; 37,000 cubic feet per second Jun 3, 2007: 18.67 ft, moderate flooding; 30,700 cubic feet per second Jun 13, 2007: 20.51 ft, moderate flooding; 41,800 cubic feet per second Jul 5, 2007: 29.25 ft, major flooding; 141,000 cubic feet per second Mar 19, 2008: 16.53 ft, minor flooding; 24,800 cubic feet per second Apr 2, 2008: 16.60 ft, minor flooding; 24,900 cubic feet per second Apr 12, 2008: 19.38 ft, moderate flooding; 33,900 cubic feet per second Apr 25, 2008: 16.67 ft, minor flooding; 25,000 cubic feet per second May 10, 2008: 20.21 ft, moderate flooding; 39,200 cubic feet per second May 29, 2008: 19.87 ft, moderate flooding; 36,700 cubic feet per second Jun 2, 2008: 17.37 ft, minor flooding; 26,700 cubic feet per second Jun 12, 2008: 20.17 ft, moderate flooding; 38,900 cubic feet per second Jul 1, 2008: 15.34 ft, minor flooding; 22,400 cubic feet per second Sep 16, 2008: 19.51 ft, moderate flooding; 34,700 cubic feet per second Mar 31, 2009: 18.04 ft, moderate flooding; 27,600 cubic feet per second Apr 21, 2009: 16.78 ft, minor flooding; 24,500 cubic feet per second May 2, 2009: 22.21 ft, moderate flooding; 64,200 cubic feet per second May 12, 2009: 18.66 ft, moderate flooding; 33,500 cubic feet per second Jun 11, 2009: 16.37 ft, minor flooding; 25,400 cubic feet per second Jun 19, 2009: 17.78 ft, minor flooding; 29,800 cubic feet per second Aug 21, 2009: 17.76 ft, minor flooding; 29,700 cubic feet per second Sep 12, 2009: 20.11 ft, moderate flooding; 44,600 cubic feet per second Sep 23, 2009: 18.13 ft, moderate flooding; 31,000 cubic feet per second Oct 11, 2009: 20.49 ft, moderate flooding Feb 23, 2010: 14.81 ft, action stage Mar 26, 2010: 16.69 ft, minor flooding May 15, 2010: 18.40 ft, moderate flooding May 21, 2010: 17.00 ft, minor flooding Apr 26, 2011: 17.98 ft, minor flooding; 28,900 cubic feet per second May 24, 2011: 18.95 ft, moderate flooding; 34,700 cubic feet per second Mar 23, 2012: 19.81 ft, moderate flooding May 2, 2012: 22.04 ft, moderate flooding May 22, 2013: 16.62 ft, minor flooding Jun 2, 2013: 22.00 ft, moderate flooding Jun 6, 2013: 14.46 ft, action stage Aug 1, 2013: 17.17 ft, minor flooding Aug 7, 2013: 18.95 ft, moderate flooding Oct 10, 2014: 17.16 ft, minor flooding Oct 15, 2014: 13.97 ft, below flood stage May 19, 2015: 18.51 ft, moderate flooding May 26, 2015: 20.54 ft, moderate flooding; 46,493 cubic feet per second May 31, 2015: 20.06 ft, moderate flooding; 42,579 cubic feet per second Jun 14, 2015: 18.43 ft, moderate flooding; 31,433 cubic feet per second Jun 19, 2015: 17.58 ft, minor flooding; 27,153 cubic feet per second Jul 9, 2015: 17.53 ft, minor flooding; 26,970 cubic feet per second Nov 28, 2015: 19.61 ft, moderate flooding; 39,206 cubic feet per second Dec 15, 2015: 18.65 ft, moderate flooding; 32,258 cubic feet per second Dec 28, 2015: 20.39 ft, moderate flooding Apr 30, 2016: 18.39 ft, moderate flooding; 31,206 cubic feet per second May 17, 2016: 17.17 ft, minor flooding; 25,764 cubic feet per second Sep 14, 2016: 17.97 ft, minor flooding; 28,874 cubic feet per second Sep 18, 2016: 16.03 ft, minor flooding; 23,260 cubic feet per second Oct 9, 2016: 20.12 ft, moderate flooding; 43,080 cubic feet per second Apr 6, 2017: 16.22 ft, minor flooding; 24,075 cubic feet per second Apr 23, 2017: 19.08 ft, moderate flooding; 35,537 cubic feet per second May 3, 2017: 22.12 ft, moderate flooding; 61,235 cubic feet per second May 13, 2017: 19.25 ft, moderate flooding; 36,695 cubic feet per second May 20, 2017: 15.61 ft, minor flooding; 23,084 cubic feet per second Aug 12, 2017: 14.10 ft, action stage; 19,010 cubic feet per second Aug 18, 2017: 16.92 ft, minor flooding; 24,147 cubic feet per second Oct 16, 2017: 14.76 ft, action stage; 20,283 cubic feet per second May 21, 2018: 14.47 ft, action stage; 20,750 cubic feet per second Aug 31, 2018: 14.61 ft, action stage; 21,012 cubic feet per second Sep 9, 2018: 17.38 ft, minor flooding; 26,303 cubic feet per second Oct 14, 2018: 19.34 ft, moderate flooding; 33,851 cubic feet per second Jan 2, 2019: 15.02 ft, minor flooding; 21,781 cubic feet per second Jan 13, 2019: 14.99 ft, action stage; 21,725 cubic feet per second Mar 15, 2019: 17.34 ft, minor flooding; 26,224 cubic feet per second May 2, 2019: 20.08 ft, moderate flooding; 39,332 cubic feet per second May 10, 2019: 20.26 ft, moderate flooding; 40,833 cubic feet per second May 24, 2019: 25.53 ft, major flooding; 91,400 cubic feet per second May 29, 2019: 24.43 ft, major flooding; 87,126 cubic feet per second Jun 20, 2019: 17.99 ft, minor flooding; 27,960 cubic feet per second Jun 24, 2019: 19.02 ft, moderate flooding; 31,979 cubic feet per second Aug 2, 2019: 17.30 ft, minor flooding; 24,935 cubic feet per second Aug 10, 2019: 19.30 ft, moderate flooding; 29,977 cubic feet per second Aug 18, 2019: 14.70 ft, action stage; 20,448 cubic feet per second Sep 24, 2019: 18.37 ft, moderate flooding; 27,037 cubic feet per second Jan 12, 2020: 17.45 ft, minor flooding; 23,815 cubic feet per second Jan 18, 2020: 14.91 ft, action stage; 19,089 cubic feet per second Feb 26, 2020: 18.71 ft, moderate flooding; 27,569 cubic feet per second Mar 12, 2020: 14.71 ft, action stage; 18,756 cubic feet per second Mar 16, 2020: 13.88 ft, below flood stage; 17,379 cubic feet per second Mar 20, 2020: 19.16 ft, moderate flooding; 33,763 cubic feet per second Mar 25, 2020: 16.20 ft, minor flooding; 21,718 cubic feet per second May 13, 2020: 17.61 ft, minor flooding; 25,234 cubic feet per second May 17, 2020: 19.84 ft, moderate flooding; 37,971 cubic feet per second May 28, 2020: 19.78 ft, moderate flooding; 37,547 cubic feet per second Mar 16, 2021: 19.59 ft, moderate flooding; 36,280 cubic feet per second May 23, 2021: 18.31 ft, moderate flooding; 30,119 cubic feet per second May 28, 2021: 14.50 ft, action stage; 21,130 cubic feet per second Jul 1, 2021: 20.38 ft, moderate flooding; 41,907 cubic feet per second Jul 19, 2021: 20.60 ft, moderate flooding; 43,644 cubic feet per second Mar 24, 2022: 14.23 ft, action stage; 20,599 cubic feet per second May 7, 2022: 20.87 ft, moderate flooding; 45,838 cubic feet per second Jun 3, 2022: 19.65 ft, moderate flooding; 36,683 cubic feet per second Jun 7, 2022: 18.27 ft, moderate flooding; 29,969 cubic feet per second May 2, 2024: 20.16 ft, moderate flooding; 40,180 cubic feet per second May 9, 2024: 16.54 ft, minor flooding; 24,384 cubic feet per second Mar 6, 2025: 17.24 ft, minor flooding; 25,817 cubic feet per second Apr 22, 2025: 19.79 ft, moderate flooding; 37,403 cubic feet per second May 1, 2025: 18.19 ft, moderate flooding; 28,633 cubic feet per second Jun 7, 2025: 19.92 ft, moderate flooding; 38,336 cubic feet per second Jun 16, 2025: 17.37 ft, minor flooding; 26,174 cubic feet per second Jun 20, 2025: 18.73 ft, moderate flooding; 31,035 cubic feet per second Jun 29, 2025: 16.23 ft, minor flooding; 23,811 cubic feet per second Jan 5, 2026: 18.73 ft, moderate flooding; 31,035 cubic feet per second Apr 3, 2026: 16.39 ft, minor flooding; 24,103 cubic feet per second Apr 20, 2026: 18.03 ft, moderate flooding; 28,153 cubic feet per second Jun 10, 2026: 19.80 ft, moderate flooding; 37,513 cubic feet per second Jun 16, 2026: 18.86 ft, moderate flooding; 31,713 cubic feet per second Jun 23, 2026: 18.99 ft, moderate flooding; 32,391 cubic feet per second Jun 29, 2026: 20.07 ft, moderate flooding; 39,491 cubic feet per second Highest, 34.03 ft, Jul 16, 1951 1940 1960 1980 2000 2020 Crests at or above flood stage, by decade Crests at or above flood stage per decade, Neosho River near Commerce 1940s: 41 1950s: 24 1960s: 26 1970s: 44 1980s: 39 1990s: 35 2000s: 49 49 2010s: 45 2020s: 30 1940s 1950s 1960s 1970s 1980s 1990s 2000s 2010s 2020s These are the crests the local National Weather Service office lists for the gauge: the highest on record and recent crests. Lesser floods between them may be missing, so counts by decade are a floor. Categories use today's flood stages. Levees, dams and channel changes since a crest can make old and new stages not directly comparable. July 16, 1951: 34.03 ft here, major flooding Parsons KS · Jul 14, 1951 · 40.20 ft · Major · its highest Iola KS · Jul 13, 1951 · 33.26 ft · Major · its highest Oswego KS · Jul 15, 1951 · 32.50 ft · Major Burlington KS · Jul 12, 1951 · 41.53 ft · Moderate · its highest Le Roy KS · Jul 12, 1951 · 34.48 ft · Moderate · its highest Neosho Rapids KS · Jul 11, 1951 · 34.30 ft · Moderate · its highest July 5, 2007: 29.25 ft here, major flooding Erie KS · Jul 2, 2007 · 40.60 ft · Major · its highest Chanute KS · Jul 1, 2007 · 36.82 ft · Major · its highest Parsons KS · Jul 2, 2007 · 35.05 ft · Major Oswego KS · Jul 2, 2007 · 30.00 ft · Major Le Roy KS · Jul 1, 2007 · 28.70 ft · Moderate Iola KS · Jul 1, 2007 · 26.90 ft · Moderate Neosho Rapids KS · Jul 1, 2007 · 24.18 ft · Moderate October 6, 1986: 26.23 ft here, major flooding Chanute KS · Oct 4, 1986 · 35.30 ft · Major Oswego KS · Oct 5, 1986 · 27.70 ft · Major Parsons KS · Oct 5, 1986 · 27.20 ft · Moderate Le Roy KS · Oct 4, 1986 · 27.00 ft · Moderate Neosho Rapids KS · Oct 4, 1986 · 25.26 ft · Moderate Iola KS · Oct 3, 1986 · 22.10 ft · Moderate Emporia KS · Oct 12, 1986 · 21.50 ft · Moderate 07 Other gauges in Ottawa County Ottawa County: every hazard · River floods across the country · Oklahoma
NOAA National Water Prediction Service, gauge COMO2, retrieved October 30, 2026. Stages in feet on the gauge's own datum, not elevation. Crests are as the National Weather Service lists them; preliminary values may be revised.