Highest listed crest 18.63 ft June 28, 1957; 30,700 cubic feet per second
Flood stage 12.0 ft Major flooding from 18.0 ft
Crests at major 2 67th of 206 gauges in Indiana
Most recent flood crest April 6, 2025 15.24 ft, moderate flooding Listed crests at the Big Walnut Creek (IN) near Reelsville, 1913 to 2025 5 10 15 20 ft Flood stage 12.0 ft Major 18.0 ft Mar 28, 1913: 18.00 ft, major flooding Oct 12, 1949: 10.77 ft, action stage; 2,950 cubic feet per second Jan 4, 1950: 17.33 ft, moderate flooding; 15,500 cubic feet per second Jan 10, 1950: 14.20 ft, minor flooding; 5,580 cubic feet per second Jan 16, 1950: 15.88 ft, moderate flooding; 9,950 cubic feet per second Jan 26, 1950: 15.22 ft, moderate flooding; 7,650 cubic feet per second Feb 14, 1950: 14.89 ft, minor flooding; 6,850 cubic feet per second Mar 27, 1950: 13.20 ft, minor flooding; 4,540 cubic feet per second Apr 4, 1950: 12.77 ft, minor flooding; 4,220 cubic feet per second Sep 1, 1950: 16.20 ft, moderate flooding; 7,100 cubic feet per second Sep 22, 1950: 15.25 ft, moderate flooding; 4,790 cubic feet per second Nov 20, 1950: 14.37 ft, minor flooding; 5,880 cubic feet per second Dec 3, 1950: 13.52 ft, minor flooding; 4,820 cubic feet per second Dec 7, 1950: 11.35 ft, action stage; 3,300 cubic feet per second Jan 3, 1951: 12.17 ft, minor flooding; 3,800 cubic feet per second Jan 15, 1951: 10.49 ft, action stage; 2,800 cubic feet per second Feb 12, 1951: 12.42 ft, minor flooding; 3,940 cubic feet per second Feb 16, 1951: 10.91 ft, action stage; 3,000 cubic feet per second Feb 21, 1951: 14.36 ft, minor flooding; 5,880 cubic feet per second Jul 9, 1951: 11.80 ft, action stage; 3,540 cubic feet per second Jul 17, 1951: 14.48 ft, minor flooding; 6,040 cubic feet per second Jul 27, 1951: 12.70 ft, minor flooding; 4,150 cubic feet per second Jan 27, 1952: 14.64 ft, minor flooding; 6,200 cubic feet per second Feb 4, 1952: 11.34 ft, action stage; 3,240 cubic feet per second Mar 11, 1952: 15.05 ft, moderate flooding; 7,100 cubic feet per second Mar 22, 1952: 14.28 ft, minor flooding; 5,880 cubic feet per second Apr 5, 1952: 12.28 ft, minor flooding; 3,870 cubic feet per second Apr 13, 1952: 16.03 ft, moderate flooding; 10,300 cubic feet per second May 24, 1952: 11.92 ft, action stage; 3,600 cubic feet per second Jun 22, 1952: 17.96 ft, moderate flooding; 15,700 cubic feet per second Jun 28, 1952: 15.35 ft, moderate flooding; 5,030 cubic feet per second Mar 4, 1953: 15.87 ft, moderate flooding; 8,500 cubic feet per second Jul 6, 1953: 12.47 ft, minor flooding; 3,190 cubic feet per second Jan 6, 1955: 12.05 ft, minor flooding; 3,030 cubic feet per second Feb 25, 1956: 16.60 ft, moderate flooding; 9,300 cubic feet per second Apr 3, 1956: 14.97 ft, minor flooding; 5,200 cubic feet per second May 29, 1956: 13.74 ft, minor flooding; 3,890 cubic feet per second Jun 23, 1956: 14.08 ft, minor flooding; 4,190 cubic feet per second Jan 22, 1957: 13.97 ft, minor flooding; 5,300 cubic feet per second Apr 4, 1957: 15.84 ft, moderate flooding; 9,890 cubic feet per second Apr 8, 1957: 12.88 ft, minor flooding; 4,060 cubic feet per second May 11, 1957: 11.70 ft, action stage; 3,100 cubic feet per second May 22, 1957: 16.09 ft, moderate flooding; 11,000 cubic feet per second Jun 19, 1957: 16.18 ft, moderate flooding; 11,500 cubic feet per second Jun 28, 1957: 18.63 ft, major flooding; 30,700 cubic feet per second Jul 5, 1957: 13.39 ft, minor flooding; 4,570 cubic feet per second Nov 14, 1957: 14.14 ft, minor flooding; 5,450 cubic feet per second Dec 20, 1957: 16.68 ft, moderate flooding; 13,800 cubic feet per second Dec 26, 1957: 15.19 ft, moderate flooding; 7,940 cubic feet per second Jun 11, 1958: 16.50 ft, moderate flooding; 12,800 cubic feet per second Aug 1, 1958: 16.09 ft, moderate flooding; 11,000 cubic feet per second Jan 21, 1959: 16.83 ft, moderate flooding; 14,200 cubic feet per second Feb 10, 1959: 16.42 ft, moderate flooding; 12,400 cubic feet per second Apr 2, 1959: 12.30 ft, minor flooding; 3,540 cubic feet per second Feb 6, 1960: 11.95 ft, action stage; 3,300 cubic feet per second Feb 10, 1960: 13.50 ft, minor flooding; 4,680 cubic feet per second Jun 23, 1960: 17.12 ft, moderate flooding; 16,000 cubic feet per second Mar 13, 1961: 14.88 ft, minor flooding; 6,500 cubic feet per second Apr 25, 1961: 16.47 ft, moderate flooding; 12,900 cubic feet per second May 8, 1961: 17.46 ft, moderate flooding; 18,400 cubic feet per second Jan 27, 1962: 16.22 ft, moderate flooding; 11,700 cubic feet per second Feb 26, 1962: 12.15 ft, minor flooding; 3,460 cubic feet per second Mar 21, 1962: 16.59 ft, moderate flooding; 13,400 cubic feet per second Jul 14, 1962: 16.18 ft, moderate flooding; 11,700 cubic feet per second Sep 14, 1962: 16.27 ft, moderate flooding; 12,100 cubic feet per second Mar 4, 1963: 17.71 ft, moderate flooding; 19,800 cubic feet per second Mar 19, 1963: 11.50 ft, action stage; 3,550 cubic feet per second Aug 1, 1963: 11.80 ft, action stage; 3,800 cubic feet per second Mar 10, 1964: 14.84 ft, minor flooding; 7,450 cubic feet per second Apr 3, 1964: 10.93 ft, action stage; 3,140 cubic feet per second Apr 21, 1964: 16.04 ft, moderate flooding; 10,900 cubic feet per second Apr 27, 1964: 10.92 ft, action stage; 3,140 cubic feet per second Feb 10, 1965: 13.47 ft, minor flooding; 6,600 cubic feet per second Apr 6, 1965: 9.98 ft, below flood stage; 3,450 cubic feet per second Dec 8, 1966: 13.72 ft, minor flooding; 6,120 cubic feet per second Feb 2, 1967: 9.92 ft, below flood stage; 2,980 cubic feet per second May 7, 1967: 13.46 ft, minor flooding; 5,860 cubic feet per second Aug 3, 1967: 11.67 ft, action stage; 4,260 cubic feet per second Dec 22, 1967: 15.71 ft, moderate flooding; 9,740 cubic feet per second Jan 30, 1968: 14.54 ft, minor flooding; 7,060 cubic feet per second Apr 4, 1968: 13.77 ft, minor flooding; 6,180 cubic feet per second May 24, 1968: 17.07 ft, moderate flooding; 15,800 cubic feet per second Dec 28, 1968: 12.95 ft, minor flooding; 5,350 cubic feet per second Jan 18, 1969: 14.02 ft, minor flooding; 6,450 cubic feet per second Jan 30, 1969: 15.85 ft, moderate flooding; 10,300 cubic feet per second Feb 8, 1969: 12.06 ft, minor flooding; 4,410 cubic feet per second Apr 18, 1969: 12.81 ft, minor flooding; 5,210 cubic feet per second Jul 27, 1969: 9.96 ft, below flood stage; 2,910 cubic feet per second Oct 12, 1969: 12.86 ft, minor flooding; 5,260 cubic feet per second Nov 19, 1969: 11.51 ft, action stage; 4,130 cubic feet per second Jan 29, 1970: 13.14 ft, minor flooding; 5,540 cubic feet per second Apr 24, 1970: 13.92 ft, minor flooding; 6,340 cubic feet per second May 15, 1970: 9.67 ft, below flood stage; 2,810 cubic feet per second Feb 4, 1971: 14.02 ft, minor flooding; 7,060 cubic feet per second Feb 22, 1971: 14.75 ft, minor flooding; 8,050 cubic feet per second May 25, 1971: 10.02 ft, action stage; 3,370 cubic feet per second Jul 24, 1971: 10.19 ft, action stage; 3,500 cubic feet per second Dec 15, 1971: 13.65 ft, minor flooding; 6,650 cubic feet per second Apr 7, 1972: 10.57 ft, action stage; 4,000 cubic feet per second Apr 22, 1972: 10.50 ft, action stage; 3,950 cubic feet per second Nov 2, 1972: 14.69 ft, minor flooding; 7,970 cubic feet per second Nov 14, 1972: 10.12 ft, action stage; 3,680 cubic feet per second Dec 13, 1972: 10.18 ft, action stage; 3,730 cubic feet per second Dec 31, 1972: 10.06 ft, action stage; 3,640 cubic feet per second Mar 11, 1973: 11.84 ft, action stage; 4,970 cubic feet per second Mar 17, 1973: 9.35 ft, below flood stage; 3,140 cubic feet per second Mar 26, 1973: 10.56 ft, action stage; 3,990 cubic feet per second Jun 17, 1973: 10.50 ft, action stage; 3,950 cubic feet per second Jun 27, 1973: 9.27 ft, below flood stage; 3,090 cubic feet per second Jul 21, 1973: 11.32 ft, action stage; 4,560 cubic feet per second Nov 25, 1973: 10.84 ft, action stage; 4,030 cubic feet per second Dec 26, 1973: 12.47 ft, minor flooding; 5,320 cubic feet per second Jan 19, 1974: 12.19 ft, minor flooding; 5,070 cubic feet per second Jan 27, 1974: 9.95 ft, below flood stage; 3,410 cubic feet per second Mar 5, 1974: 9.30 ft, below flood stage; 2,980 cubic feet per second May 15, 1974: 12.06 ft, minor flooding; 4,950 cubic feet per second May 19, 1974: 10.03 ft, action stage; 3,460 cubic feet per second Jun 23, 1974: 12.15 ft, minor flooding; 5,030 cubic feet per second Jan 11, 1975: 12.09 ft, minor flooding; 4,980 cubic feet per second Jan 31, 1975: 9.48 ft, below flood stage; 3,090 cubic feet per second Feb 23, 1975: 14.26 ft, minor flooding; 7,360 cubic feet per second Mar 29, 1975: 10.25 ft, action stage; 3,610 cubic feet per second Apr 24, 1975: 12.78 ft, minor flooding; 5,630 cubic feet per second Feb 11, 1976: 9.60 ft, below flood stage; 3,170 cubic feet per second Feb 17, 1976: 9.93 ft, below flood stage; 3,390 cubic feet per second Mar 5, 1976: 10.42 ft, action stage; 3,730 cubic feet per second Mar 28, 1977: 9.44 ft, below flood stage; 3,070 cubic feet per second Oct 1, 1977: 10.31 ft, action stage; 3,660 cubic feet per second Dec 14, 1977: 13.69 ft, minor flooding; 6,620 cubic feet per second Mar 14, 1978: 14.43 ft, minor flooding; 7,890 cubic feet per second Mar 21, 1978: 12.71 ft, minor flooding; 5,770 cubic feet per second Mar 25, 1978: 9.08 ft, below flood stage; 2,970 cubic feet per second May 13, 1978: 12.87 ft, minor flooding; 5,720 cubic feet per second May 23, 1978: 9.39 ft, below flood stage; 3,040 cubic feet per second Jan 1, 1979: 9.66 ft, below flood stage; 3,210 cubic feet per second Feb 24, 1979: 12.64 ft, minor flooding; 5,490 cubic feet per second Mar 4, 1979: 15.47 ft, moderate flooding; 9,340 cubic feet per second Apr 12, 1979: 11.18 ft, action stage; 4,280 cubic feet per second Jul 14, 1979: 13.33 ft, minor flooding; 6,210 cubic feet per second Jul 29, 1979: 14.44 ft, minor flooding; 7,610 cubic feet per second Aug 22, 1979: 10.30 ft, action stage; 3,640 cubic feet per second Aug 29, 1979: 11.22 ft, action stage; 4,310 cubic feet per second Nov 26, 1979: 9.45 ft, below flood stage; 3,080 cubic feet per second Feb 22, 1980: 9.21 ft, below flood stage; 2,930 cubic feet per second Mar 30, 1980: 10.70 ft, action stage; 3,930 cubic feet per second Aug 19, 1980: 13.18 ft, minor flooding; 6,050 cubic feet per second May 11, 1981: 11.84 ft, action stage; 5,070 cubic feet per second May 18, 1981: 13.05 ft, minor flooding; 6,060 cubic feet per second May 30, 1981: 9.58 ft, below flood stage; 3,390 cubic feet per second Jul 27, 1981: 10.78 ft, action stage; 4,250 cubic feet per second Jan 4, 1982: 11.69 ft, action stage; 4,950 cubic feet per second Jan 31, 1982: 12.55 ft, minor flooding; 5,640 cubic feet per second Feb 17, 1982: 9.84 ft, below flood stage; 3,570 cubic feet per second Feb 21, 1982: 11.78 ft, action stage; 5,020 cubic feet per second Mar 11, 1982: 11.36 ft, action stage; 4,690 cubic feet per second Mar 19, 1982: 11.28 ft, action stage; 4,630 cubic feet per second Jun 8, 1982: 9.94 ft, below flood stage; 3,640 cubic feet per second Dec 4, 1982: 13.38 ft, minor flooding; 6,350 cubic feet per second Dec 25, 1982: 13.75 ft, minor flooding; 6,670 cubic feet per second Apr 14, 1983: 9.68 ft, below flood stage; 3,460 cubic feet per second May 2, 1983: 11.07 ft, action stage; 4,470 cubic feet per second Jun 19, 1983: 12.70 ft, minor flooding; 5,770 cubic feet per second Dec 12, 1983: 11.00 ft, action stage; 4,410 cubic feet per second Mar 16, 1984: 11.57 ft, action stage; 4,860 cubic feet per second Mar 20, 1984: 8.93 ft, below flood stage; 2,950 cubic feet per second Apr 22, 1984: 12.51 ft, minor flooding; 5,610 cubic feet per second Jan 1, 1985: 9.82 ft, below flood stage; 3,550 cubic feet per second Feb 24, 1985: 14.30 ft, minor flooding; 7,800 cubic feet per second Mar 31, 1985: 12.61 ft, minor flooding; 5,690 cubic feet per second Apr 5, 1985: 12.50 ft, minor flooding; 5,600 cubic feet per second Nov 10, 1985: 9.34 ft, below flood stage; 3,220 cubic feet per second Nov 20, 1985: 15.76 ft, moderate flooding; 9,510 cubic feet per second Nov 27, 1985: 12.59 ft, minor flooding; 5,680 cubic feet per second Dec 12, 1985: 15.97 ft, moderate flooding; 9,940 cubic feet per second Feb 4, 1986: 9.48 ft, below flood stage; 3,320 cubic feet per second Mar 19, 1986: 13.17 ft, minor flooding; 6,170 cubic feet per second May 1, 1986: 13.17 ft, minor flooding; 6,170 cubic feet per second Oct 4, 1986: 14.11 ft, minor flooding; 7,000 cubic feet per second Jul 2, 1987: 15.34 ft, moderate flooding; 8,710 cubic feet per second Jul 6, 1987: 14.02 ft, minor flooding; 6,910 cubic feet per second Feb 2, 1988: 10.74 ft, action stage; 4,010 cubic feet per second Apr 7, 1988: 13.71 ft, minor flooding; 6,610 cubic feet per second Apr 4, 1989: 12.44 ft, minor flooding; 5,420 cubic feet per second May 26, 1989: 13.26 ft, minor flooding; 6,170 cubic feet per second Aug 23, 1989: 11.23 ft, action stage; 4,400 cubic feet per second Sep 10, 1989: 10.10 ft, action stage; 3,530 cubic feet per second Sep 15, 1989: 15.60 ft, moderate flooding; 9,190 cubic feet per second Feb 15, 1990: 13.47 ft, minor flooding; 6,370 cubic feet per second Mar 11, 1990: 14.56 ft, minor flooding; 7,500 cubic feet per second May 13, 1990: 13.29 ft, minor flooding; 6,200 cubic feet per second May 17, 1990: 15.99 ft, moderate flooding; 10,100 cubic feet per second Nov 28, 1990: 11.00 ft, action stage; 4,210 cubic feet per second Dec 3, 1990: 10.07 ft, action stage; 3,520 cubic feet per second Dec 21, 1990: 9.65 ft, below flood stage; 3,240 cubic feet per second Dec 30, 1990: 16.85 ft, moderate flooding; 13,800 cubic feet per second Mar 13, 1991: 9.49 ft, below flood stage; 3,140 cubic feet per second Mar 23, 1991: 10.02 ft, action stage; 3,490 cubic feet per second Apr 17, 1992: 12.15 ft, minor flooding; 5,160 cubic feet per second Jul 31, 1992: 10.75 ft, action stage; 4,020 cubic feet per second Sep 22, 1992: 9.15 ft, below flood stage; 2,920 cubic feet per second Nov 2, 1992: 11.20 ft, action stage Nov 13, 1992: 15.70 ft, moderate flooding Jan 5, 1993: 14.07 ft, minor flooding Mar 4, 1993: 11.04 ft, action stage Aug 17, 1993: 15.94 ft, moderate flooding Sep 3, 1993: 11.71 ft, action stage Nov 15, 1993: 16.37 ft, moderate flooding Jan 28, 1994: 12.28 ft, minor flooding Apr 11, 1994: 13.74 ft, minor flooding Mar 7, 1995: 13.24 ft, minor flooding May 19, 1995: 12.47 ft, minor flooding Apr 23, 1996: 12.29 ft, minor flooding Apr 29, 1996: 14.94 ft, minor flooding May 4, 1996: 12.65 ft, minor flooding May 9, 1996: 13.74 ft, minor flooding May 27, 1996: 13.53 ft, minor flooding Jun 12, 1996: 9.97 ft, below flood stage Dec 24, 1996: 8.90 ft, below flood stage Jan 23, 1997: 11.86 ft, action stage Feb 4, 1997: 7.46 ft, below flood stage Feb 27, 1997: 15.90 ft, moderate flooding Mar 14, 1997: 13.10 ft, minor flooding Jun 1, 1997: 8.30 ft, below flood stage Jun 22, 1997: 10.61 ft, action stage Mar 21, 1998: 11.30 ft, action stage May 1, 1998: 9.60 ft, below flood stage May 8, 1998: 8.20 ft, below flood stage Jan 15, 2007: 15.02 ft, moderate flooding Feb 6, 2008: 14.62 ft, minor flooding Jun 7, 2008: 16.79 ft, moderate flooding Feb 12, 2009: 16.02 ft, moderate flooding Jun 22, 2010: 15.37 ft, moderate flooding Feb 28, 2011: 15.77 ft, moderate flooding Mar 5, 2011: 15.81 ft, moderate flooding Apr 20, 2011: 16.36 ft, moderate flooding Apr 28, 2011: 16.19 ft, moderate flooding Jan 13, 2013: 16.13 ft, moderate flooding Apr 19, 2013: 17.38 ft, moderate flooding Dec 22, 2013: 14.94 ft, minor flooding Apr 4, 2014: 14.67 ft, minor flooding Apr 10, 2015: 12.09 ft, minor flooding; 4,762 cubic feet per second Jun 21, 2015: 12.78 ft, minor flooding Jul 13, 2015: 14.17 ft, minor flooding Dec 27, 2015: 15.20 ft, moderate flooding Jan 20, 2017: 12.35 ft, minor flooding May 5, 2017: 15.83 ft, moderate flooding Jul 12, 2017: 12.49 ft, minor flooding Feb 25, 2018: 11.77 ft, action stage Apr 3, 2018: 16.61 ft, moderate flooding Sep 26, 2018: 10.77 ft, action stage Jan 24, 2019: 12.60 ft, minor flooding; 5,247 cubic feet per second Feb 8, 2019: 14.83 ft, minor flooding; 7,887 cubic feet per second Jun 16, 2019: 13.95 ft, minor flooding; 6,759 cubic feet per second Jan 12, 2020: 14.18 ft, minor flooding Mar 19, 2021: 10.56 ft, action stage Apr 6, 2025: 15.24 ft, moderate flooding; 8,570 cubic feet per second Highest, 18.63 ft, Jun 28, 1957 1920 1940 1960 1980 2000 2020 Crests at or above flood stage, by decade Crests at or above flood stage per decade, Big Walnut Creek (IN) near Reelsville 1910s: 1 1920s: 0 1930s: 0 1940s: 0 1950s: 45 45 1960s: 26 1970s: 21 1980s: 22 1990s: 21 2000s: 4 2010s: 20 2020s: 2 1910s 1920s 1930s 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. 06 Other gauges in Putnam County Putnam County: every hazard · River floods across the country · Indiana
NOAA National Water Prediction Service, gauge RLVI3, 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.