Highest listed crest 55.20 ft January 26, 1937
Flood stage 35.0 ft Major flooding from 45.0 ft
Crests at major 26 1st of 72 gauges in Kentucky
Most recent flood crest April 7, 2025 52.61 ft, major flooding Listed crests at the Rolling Fork River near Boston, 1937 to 2025 35 40 45 50 55 60 ft Flood stage 35.0 ft Major 45.0 ft Jan 26, 1937: 55.20 ft, major flooding Feb 1, 1939: 40.98 ft, minor flooding; 26,300 cubic feet per second Mar 7, 1939: 40.80 ft, minor flooding; 24,400 cubic feet per second Apr 18, 1939: 40.10 ft, minor flooding; 22,200 cubic feet per second Mar 4, 1940: 38.80 ft, minor flooding; 19,100 cubic feet per second Apr 21, 1940: 38.10 ft, minor flooding; 16,800 cubic feet per second Apr 10, 1942: 38.00 ft, minor flooding; 18,600 cubic feet per second Jan 1, 1943: 43.90 ft, moderate flooding; 38,300 cubic feet per second Mar 21, 1943: 42.40 ft, moderate flooding; 23,300 cubic feet per second Jan 3, 1945: 40.10 ft, minor flooding; 25,400 cubic feet per second Feb 28, 1945: 43.90 ft, moderate flooding; 31,000 cubic feet per second Mar 8, 1945: 45.50 ft, major flooding Feb 15, 1946: 41.60 ft, minor flooding; 28,000 cubic feet per second Mar 28, 1946: 37.40 ft, minor flooding; 20,600 cubic feet per second Jan 4, 1947: 37.80 ft, minor flooding; 17,300 cubic feet per second Feb 15, 1948: 45.60 ft, major flooding; 41,300 cubic feet per second Mar 18, 1948: 38.40 ft, minor flooding Apr 15, 1948: 44.40 ft, moderate flooding; 29,800 cubic feet per second Feb 17, 1949: 45.90 ft, major flooding; 39,400 cubic feet per second Jun 18, 1949: 37.20 ft, minor flooding; 16,700 cubic feet per second Dec 15, 1949: 44.70 ft, moderate flooding Jan 8, 1950: 46.60 ft, major flooding Feb 2, 1950: 46.00 ft, major flooding; 35,700 cubic feet per second Jun 15, 1950: 37.30 ft, minor flooding; 18,100 cubic feet per second Nov 27, 1950: 37.25 ft, minor flooding; 17,800 cubic feet per second Jan 16, 1951: 42.60 ft, moderate flooding; 28,300 cubic feet per second Feb 15, 1951: 40.40 ft, minor flooding Nov 27, 1951: 37.25 ft, minor flooding; 17,800 cubic feet per second Dec 11, 1951: 41.50 ft, minor flooding Mar 24, 1952: 45.30 ft, major flooding; 33,400 cubic feet per second Mar 5, 1953: 41.50 ft, minor flooding; 26,300 cubic feet per second May 19, 1953: 39.20 ft, minor flooding Feb 8, 1955: 40.00 ft, minor flooding; 22,900 cubic feet per second Mar 2, 1955: 41.50 ft, minor flooding Feb 4, 1956: 42.30 ft, moderate flooding; 25,700 cubic feet per second Mar 9, 1956: 36.60 ft, minor flooding; 16,200 cubic feet per second Apr 17, 1956: 35.50 ft, minor flooding Jul 26, 1956: 37.00 ft, minor flooding; 21,600 cubic feet per second Jan 25, 1957: 37.70 ft, minor flooding; 19,400 cubic feet per second Apr 6, 1957: 43.60 ft, moderate flooding; 30,400 cubic feet per second Nov 21, 1957: 45.80 ft, major flooding Dec 9, 1957: 37.80 ft, minor flooding; 17,500 cubic feet per second Jan 27, 1958: 37.10 ft, minor flooding; 16,500 cubic feet per second Jul 14, 1958: 36.80 ft, minor flooding; 16,200 cubic feet per second Jan 24, 1959: 44.30 ft, moderate flooding Mar 7, 1961: 42.75 ft, moderate flooding; 22,400 cubic feet per second May 10, 1961: 47.15 ft, major flooding Jan 24, 1962: 40.00 ft, minor flooding; 21,800 cubic feet per second Feb 1, 1962: 48.35 ft, major flooding; 41,000 cubic feet per second Apr 2, 1962: 38.20 ft, minor flooding; 17,500 cubic feet per second Oct 5, 1962: 39.40 ft, minor flooding; 22,100 cubic feet per second Mar 7, 1963: 41.40 ft, minor flooding; 23,800 cubic feet per second Mar 12, 1964: 51.00 ft, major flooding Dec 13, 1964: 38.00 ft, minor flooding; 18,600 cubic feet per second Mar 27, 1965: 38.00 ft, minor flooding; 18,000 cubic feet per second Feb 15, 1966: 37.70 ft, minor flooding; 15,600 cubic feet per second Dec 12, 1966: 37.70 ft, minor flooding; 16,700 cubic feet per second Mar 9, 1967: 43.70 ft, moderate flooding May 17, 1967: 42.10 ft, moderate flooding; 22,500 cubic feet per second Jul 12, 1967: 38.20 ft, minor flooding; 18,200 cubic feet per second Mar 24, 1968: 39.94 ft, minor flooding; 20,400 cubic feet per second Apr 6, 1968: 41.39 ft, minor flooding; 27,800 cubic feet per second Apr 20, 1969: 36.70 ft, minor flooding; 15,600 cubic feet per second Jan 1, 1970: 38.90 ft, minor flooding; 20,800 cubic feet per second Feb 17, 1970: 40.50 ft, minor flooding; 26,000 cubic feet per second Apr 30, 1970: 48.80 ft, major flooding; 50,500 cubic feet per second Dec 24, 1970: 44.90 ft, moderate flooding; 39,400 cubic feet per second Jan 16, 1971: 39.40 ft, minor flooding; 21,200 cubic feet per second May 9, 1971: 37.90 ft, minor flooding; 17,900 cubic feet per second Feb 27, 1972: 45.78 ft, major flooding Apr 17, 1972: 49.78 ft, major flooding Dec 11, 1972: 43.30 ft, moderate flooding; 29,900 cubic feet per second Nov 30, 1973: 41.62 ft, minor flooding; 27,000 cubic feet per second Jan 13, 1974: 46.70 ft, major flooding Jun 3, 1974: 38.54 ft, minor flooding; 18,600 cubic feet per second Sep 12, 1974: 39.28 ft, minor flooding; 21,800 cubic feet per second Feb 25, 1975: 43.77 ft, moderate flooding; 31,500 cubic feet per second Mar 31, 1975: 46.16 ft, major flooding Apr 27, 1975: 39.11 ft, minor flooding; 18,200 cubic feet per second Jan 2, 1976: 37.16 ft, minor flooding; 16,000 cubic feet per second Feb 20, 1976: 44.36 ft, moderate flooding Oct 20, 1976: 38.84 ft, minor flooding; 20,200 cubic feet per second Mar 14, 1977: 36.66 ft, minor flooding; 16,000 cubic feet per second Dec 7, 1977: 39.61 ft, minor flooding; 21,300 cubic feet per second Jan 28, 1978: 41.07 ft, minor flooding; 29,000 cubic feet per second Mar 16, 1978: 39.20 ft, minor flooding Dec 10, 1978: 51.73 ft, major flooding; 65,000 cubic feet per second Jan 3, 1979: 39.36 ft, minor flooding; 18,100 cubic feet per second Feb 27, 1979: 41.97 ft, minor flooding; 32,900 cubic feet per second Apr 4, 1979: 44.42 ft, moderate flooding; 44,900 cubic feet per second Sep 24, 1979: 45.71 ft, major flooding; 37,400 cubic feet per second Dec 15, 1979: 38.38 ft, minor flooding; 17,800 cubic feet per second May 21, 1981: 40.34 ft, minor flooding; 26,200 cubic feet per second Jan 24, 1982: 37.08 ft, minor flooding; 15,700 cubic feet per second Apr 10, 1983: 37.81 ft, minor flooding; 17,400 cubic feet per second May 2, 1983: 43.22 ft, moderate flooding May 18, 1983: 45.02 ft, major flooding; 38,600 cubic feet per second Apr 24, 1984: 38.40 ft, minor flooding; 18,500 cubic feet per second May 9, 1984: 48.49 ft, major flooding; 60,500 cubic feet per second Dec 23, 1984: 42.61 ft, moderate flooding; 32,700 cubic feet per second Mar 14, 1986: 38.12 ft, minor flooding; 18,600 cubic feet per second Nov 10, 1986: 35.20 ft, minor flooding Dec 11, 1986: 35.50 ft, minor flooding Mar 2, 1987: 39.44 ft, minor flooding; 28,800 cubic feet per second Dec 28, 1987: 38.97 ft, minor flooding; 21,100 cubic feet per second Jan 21, 1988: 36.30 ft, minor flooding Feb 4, 1988: 37.20 ft, minor flooding Nov 22, 1988: 43.00 ft, moderate flooding Dec 26, 1988: 40.73 ft, minor flooding; 27,800 cubic feet per second Jan 16, 1989: 37.13 ft, minor flooding; 16,500 cubic feet per second Feb 17, 1989: 52.62 ft, major flooding; 66,500 cubic feet per second Mar 7, 1989: 42.74 ft, moderate flooding; 33,200 cubic feet per second Jan 22, 1990: 35.83 ft, minor flooding; 15,100 cubic feet per second Feb 17, 1990: 36.40 ft, minor flooding Dec 21, 1990: 44.16 ft, moderate flooding; 32,400 cubic feet per second Jan 2, 1991: 42.01 ft, moderate flooding; 26,700 cubic feet per second Feb 8, 1991: 37.48 ft, minor flooding; 17,900 cubic feet per second Mar 24, 1991: 36.33 ft, minor flooding; 16,700 cubic feet per second Dec 5, 1991: 40.13 ft, minor flooding; 22,600 cubic feet per second Jan 5, 1992: 36.40 ft, minor flooding Jun 20, 1992: 41.14 ft, minor flooding; 24,700 cubic feet per second Feb 23, 1993: 40.03 ft, minor flooding; 22,300 cubic feet per second Jan 30, 1994: 38.22 ft, minor flooding; 19,500 cubic feet per second Feb 25, 1994: 36.68 ft, minor flooding; 17,500 cubic feet per second Mar 12, 1994: 44.01 ft, moderate flooding; 31,000 cubic feet per second Feb 18, 1995: 36.10 ft, minor flooding Mar 10, 1995: 38.60 ft, minor flooding May 20, 1995: 43.53 ft, moderate flooding; 26,200 cubic feet per second Jan 26, 1996: 37.28 ft, minor flooding; 18,300 cubic feet per second Mar 8, 1996: 35.10 ft, minor flooding May 29, 1996: 36.30 ft, minor flooding Dec 19, 1996: 37.80 ft, minor flooding Feb 6, 1997: 38.60 ft, minor flooding Mar 3, 1997: 53.22 ft, major flooding; 69,800 cubic feet per second Jun 10, 1997: 36.90 ft, minor flooding Jan 9, 1998: 36.40 ft, minor flooding Feb 13, 1998: 36.00 ft, minor flooding Apr 18, 1998: 36.86 ft, minor flooding; 17,700 cubic feet per second Jan 11, 1999: 37.62 ft, minor flooding; 18,700 cubic feet per second Feb 21, 2000: 38.84 ft, minor flooding; 20,400 cubic feet per second Dec 19, 2000: 36.09 ft, minor flooding; 16,800 cubic feet per second Mar 23, 2002: 43.93 ft, moderate flooding; 30,800 cubic feet per second Oct 13, 2002: 36.09 ft, minor flooding Feb 18, 2003: 42.15 ft, moderate flooding; 26,200 cubic feet per second May 7, 2003: 36.96 ft, minor flooding Sep 5, 2003: 38.75 ft, minor flooding; 21,400 cubic feet per second Jan 4, 2004: 35.31 ft, minor flooding; 14,565 cubic feet per second May 29, 2004: 40.35 ft, minor flooding; 22,800 cubic feet per second Jan 9, 2005: 35.79 ft, minor flooding; 15,285 cubic feet per second Mar 29, 2005: 36.07 ft, minor flooding; 16,800 cubic feet per second Jan 25, 2006: 36.21 ft, minor flooding; 15,936 cubic feet per second Mar 14, 2006: 35.23 ft, minor flooding Sep 25, 2006: 39.50 ft, minor flooding; 21,400 cubic feet per second Dec 12, 2007: 39.28 ft, minor flooding; 23,279 cubic feet per second Feb 8, 2008: 35.19 ft, minor flooding; 14,384 cubic feet per second Mar 21, 2008: 41.19 ft, minor flooding; 30,083 cubic feet per second Apr 6, 2008: 43.62 ft, moderate flooding; 30,000 cubic feet per second May 5, 2010: 50.74 ft, major flooding; 51,200 cubic feet per second Feb 27, 2011: 39.62 ft, minor flooding; 24,469 cubic feet per second Apr 14, 2011: 44.15 ft, moderate flooding; 31,100 cubic feet per second May 5, 2011: 44.28 ft, moderate flooding; 42,675 cubic feet per second Dec 1, 2011: 40.22 ft, minor flooding; 21,000 cubic feet per second Jan 15, 2013: 36.19 ft, minor flooding; 15,903 cubic feet per second Mar 20, 2013: 35.93 ft, minor flooding; 15,495 cubic feet per second Jul 8, 2013: 42.19 ft, moderate flooding; 28,200 cubic feet per second Feb 7, 2014: 37.28 ft, minor flooding; 18,180 cubic feet per second Apr 6, 2014: 36.71 ft, minor flooding; 17,325 cubic feet per second May 1, 2014: 35.64 ft, minor flooding; 15,890 cubic feet per second Mar 7, 2015: 41.64 ft, minor flooding; 25,425 cubic feet per second Jul 16, 2015: 38.86 ft, minor flooding; 20,620 cubic feet per second Dec 28, 2015: 39.27 ft, minor flooding; 21,294 cubic feet per second Feb 24, 2018: 44.66 ft, moderate flooding; 28,600 cubic feet per second Mar 26, 2018: 36.63 ft, minor flooding; 21,800 cubic feet per second Nov 8, 2018: 35.83 ft, minor flooding; 18,800 cubic feet per second Feb 14, 2019: 40.70 ft, minor flooding; 22,300 cubic feet per second Feb 22, 2019: 37.32 ft, minor flooding; 20,400 cubic feet per second Feb 26, 2019: 40.61 ft, minor flooding; 24,800 cubic feet per second Dec 3, 2019: 39.68 ft, minor flooding; 25,100 cubic feet per second Dec 19, 2019: 39.19 ft, minor flooding; 25,500 cubic feet per second Feb 14, 2020: 36.63 ft, minor flooding; 19,300 cubic feet per second Jul 1, 2020: 38.15 ft, minor flooding; 24,000 cubic feet per second Mar 3, 2021: 45.27 ft, major flooding; 34,900 cubic feet per second Feb 18, 2025: 47.80 ft, major flooding; 44,400 cubic feet per second Apr 7, 2025: 52.61 ft, major flooding; 46,200 cubic feet per second Highest, 55.20 ft, Jan 26, 1937 1940 1960 1980 2000 2020 Crests at or above flood stage, by decade Crests at or above flood stage per decade, Rolling Fork River near Boston 1930s: 4 1940s: 17 1950s: 24 1960s: 18 1970s: 29 29 1980s: 20 1990s: 27 2000s: 18 2010s: 22 2020s: 5 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. Nelson County: every hazard · River floods across the country · Kentucky
NOAA National Water Prediction Service, gauge BSNK2, 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.