Highest listed crest 16.40 ft June 22, 1972; 26,100 cubic feet per second
Flood stage 7.5 ft Major flooding from 16.0 ft
Crests at major 2 28th of 108 gauges in Maryland
Most recent flood crest January 10, 2024 7.90 ft, minor flooding Listed crests at the Seneca Creek at Dawsonville, 1933 to 2024 6 8 10 12 14 16 18 ft Flood stage 7.5 ft Major 16.0 ft Jul 3, 1933: 8.20 ft, minor flooding; 3,300 cubic feet per second Aug 24, 1933: 10.30 ft, minor flooding; 9,300 cubic feet per second Sep 17, 1934: 7.30 ft, action stage; 2,410 cubic feet per second May 7, 1935: 6.10 ft, action stage; 1,420 cubic feet per second Jan 3, 1936: 6.88 ft, action stage; 2,020 cubic feet per second Aug 27, 1937: 7.45 ft, action stage; 2,610 cubic feet per second Oct 23, 1937: 7.08 ft, action stage; 2,280 cubic feet per second Jan 30, 1939: 6.93 ft, action stage; 2,150 cubic feet per second Apr 20, 1940: 6.41 ft, action stage; 1,740 cubic feet per second Nov 9, 1943: 7.52 ft, minor flooding; 2,660 cubic feet per second Aug 1, 1945: 6.90 ft, action stage; 2,110 cubic feet per second Jun 2, 1946: 7.73 ft, minor flooding; 2,940 cubic feet per second Aug 20, 1947: 6.75 ft, action stage; 1,990 cubic feet per second Jun 30, 1948: 6.78 ft, action stage; 1,990 cubic feet per second Jul 16, 1949: 7.03 ft, action stage; 2,240 cubic feet per second Mar 23, 1950: 7.12 ft, action stage; 2,280 cubic feet per second Dec 4, 1950: 7.26 ft, action stage; 2,420 cubic feet per second Sep 1, 1952: 7.77 ft, minor flooding; 2,810 cubic feet per second Nov 22, 1952: 9.78 ft, minor flooding; 7,330 cubic feet per second Mar 26, 1953: 7.56 ft, minor flooding; 2,580 cubic feet per second Aug 9, 1953: 8.01 ft, minor flooding; 3,110 cubic feet per second Aug 13, 1955: 7.60 ft, minor flooding; 2,620 cubic feet per second Jul 21, 1956: 12.17 ft, moderate flooding; 15,000 cubic feet per second Dec 21, 1957: 8.35 ft, minor flooding; 3,640 cubic feet per second Aug 8, 1959: 6.90 ft, action stage; 1,970 cubic feet per second Feb 19, 1960: 6.30 ft, action stage; 1,600 cubic feet per second Jun 10, 1961: 7.98 ft, minor flooding; 3,070 cubic feet per second Mar 12, 1962: 6.83 ft, action stage; 1,920 cubic feet per second Aug 20, 1963: 6.10 ft, action stage; 1,480 cubic feet per second Jan 9, 1964: 7.51 ft, minor flooding; 2,520 cubic feet per second Aug 26, 1965: 7.62 ft, minor flooding; 2,640 cubic feet per second Sep 14, 1966: 8.12 ft, minor flooding; 3,270 cubic feet per second Mar 7, 1967: 7.63 ft, minor flooding; 2,650 cubic feet per second Aug 27, 1967: 7.64 ft, minor flooding; 2,660 cubic feet per second Jan 14, 1968: 6.37 ft, action stage; 1,640 cubic feet per second Sep 4, 1969: 8.26 ft, minor flooding; 3,490 cubic feet per second Jul 10, 1970: 7.18 ft, action stage; 2,200 cubic feet per second Feb 13, 1971: 7.67 ft, minor flooding; 2,700 cubic feet per second Aug 4, 1971: 9.62 ft, minor flooding; 6,810 cubic feet per second Sep 12, 1971: 16.32 ft, major flooding; 25,900 cubic feet per second Oct 25, 1971: 7.93 ft, minor flooding; 3,010 cubic feet per second Apr 17, 1972: 7.58 ft, minor flooding; 2,600 cubic feet per second Jun 22, 1972: 16.40 ft, major flooding; 26,100 cubic feet per second Jun 30, 1972: 7.79 ft, minor flooding; 2,840 cubic feet per second Dec 9, 1972: 7.88 ft, minor flooding; 2,950 cubic feet per second Apr 27, 1973: 7.89 ft, minor flooding; 2,960 cubic feet per second Sep 14, 1973: 7.94 ft, minor flooding; 3,020 cubic feet per second Dec 21, 1973: 7.63 ft, minor flooding; 2,730 cubic feet per second Dec 26, 1973: 7.95 ft, minor flooding; 3,160 cubic feet per second Mar 30, 1974: 7.50 ft, minor flooding; 2,570 cubic feet per second Dec 2, 1974: 8.23 ft, minor flooding; 3,470 cubic feet per second Jun 26, 1975: 7.89 ft, minor flooding; 2,970 cubic feet per second Sep 26, 1975: 12.67 ft, moderate flooding; 16,000 cubic feet per second Jan 1, 1976: 8.94 ft, minor flooding; 4,900 cubic feet per second Apr 1, 1976: 7.65 ft, minor flooding; 2,690 cubic feet per second Oct 9, 1976: 8.42 ft, minor flooding; 3,770 cubic feet per second Dec 18, 1977: 8.05 ft, minor flooding; 3,200 cubic feet per second Jan 26, 1978: 9.96 ft, minor flooding; 7,850 cubic feet per second Jun 22, 1978: 8.44 ft, minor flooding; 3,800 cubic feet per second Jan 2, 1979: 7.69 ft, minor flooding; 2,730 cubic feet per second Jan 24, 1979: 8.27 ft, minor flooding; 3,530 cubic feet per second Feb 26, 1979: 9.31 ft, minor flooding; 5,870 cubic feet per second Sep 6, 1979: 12.69 ft, moderate flooding; 16,000 cubic feet per second Sep 22, 1979: 8.19 ft, minor flooding; 3,380 cubic feet per second Oct 1, 1979: 10.95 ft, minor flooding; 10,800 cubic feet per second Oct 10, 1979: 8.06 ft, minor flooding; 3,210 cubic feet per second Feb 2, 1982: 8.00 ft, minor flooding; 3,130 cubic feet per second Jun 13, 1982: 8.02 ft, minor flooding; 3,160 cubic feet per second Apr 10, 1983: 8.09 ft, minor flooding; 3,260 cubic feet per second Apr 15, 1983: 8.04 ft, minor flooding; 3,190 cubic feet per second May 22, 1983: 7.89 ft, minor flooding; 2,900 cubic feet per second Feb 14, 1984: 7.67 ft, minor flooding; 2,710 cubic feet per second Mar 29, 1984: 7.92 ft, minor flooding; 3,010 cubic feet per second Feb 12, 1985: 8.01 ft, minor flooding; 3,140 cubic feet per second Dec 24, 1986: 7.53 ft, minor flooding; 2,560 cubic feet per second Sep 9, 1987: 8.96 ft, minor flooding; 4,950 cubic feet per second Nov 29, 1987: 7.92 ft, minor flooding; 3,010 cubic feet per second May 19, 1988: 9.81 ft, minor flooding; 7,410 cubic feet per second Jun 23, 1988: 8.22 ft, minor flooding; 3,450 cubic feet per second May 6, 1989: 10.09 ft, minor flooding; 8,250 cubic feet per second Apr 2, 1990: 7.24 ft, action stage; 2,270 cubic feet per second Oct 23, 1990: 9.03 ft, minor flooding; 5,120 cubic feet per second Nov 10, 1990: 7.65 ft, minor flooding; 2,690 cubic feet per second Mar 23, 1991: 8.13 ft, minor flooding; 3,320 cubic feet per second Mar 27, 1992: 6.55 ft, action stage; 1,750 cubic feet per second Dec 11, 1992: 7.99 ft, minor flooding; 3,110 cubic feet per second Mar 4, 1993: 7.80 ft, minor flooding; 2,850 cubic feet per second Mar 17, 1993: 7.63 ft, minor flooding; 2,670 cubic feet per second Apr 1, 1993: 7.80 ft, minor flooding; 2,860 cubic feet per second Apr 16, 1993: 8.15 ft, minor flooding; 3,350 cubic feet per second Nov 28, 1993: 10.37 ft, minor flooding; 9,160 cubic feet per second Aug 6, 1995: 7.03 ft, action stage; 2,080 cubic feet per second Jan 19, 1996: 10.41 ft, minor flooding; 9,290 cubic feet per second Jun 18, 1996: 11.01 ft, moderate flooding; 11,000 cubic feet per second Jul 19, 1996: 8.04 ft, minor flooding; 3,190 cubic feet per second Sep 7, 1996: 9.48 ft, minor flooding; 6,370 cubic feet per second Oct 19, 1996: 8.49 ft, minor flooding; 3,880 cubic feet per second Nov 9, 1996: 8.33 ft, minor flooding; 3,620 cubic feet per second Dec 2, 1996: 7.52 ft, minor flooding; 2,550 cubic feet per second Dec 13, 1996: 8.06 ft, minor flooding; 3,210 cubic feet per second Jan 28, 1998: 7.79 ft, minor flooding; 2,840 cubic feet per second Mar 21, 1998: 9.09 ft, minor flooding; 5,280 cubic feet per second Sep 16, 1999: 7.95 ft, minor flooding; 3,060 cubic feet per second Mar 22, 2000: 6.79 ft, action stage; 1,910 cubic feet per second Jun 7, 2001: 7.96 ft, minor flooding; 3,070 cubic feet per second Aug 12, 2001: 8.01 ft, minor flooding; 3,140 cubic feet per second May 27, 2002: 9.26 ft, minor flooding; 5,730 cubic feet per second Jan 1, 2003: 8.55 ft, minor flooding Feb 22, 2003: 8.10 ft, minor flooding Sep 19, 2003: 8.31 ft, minor flooding Sep 23, 2003: 10.52 ft, minor flooding; 7,130 cubic feet per second Dec 11, 2003: 10.40 ft, minor flooding; 6,810 cubic feet per second Jul 8, 2005: 8.83 ft, minor flooding; 3,750 cubic feet per second Jun 26, 2006: 10.29 ft, minor flooding; 6,530 cubic feet per second Nov 17, 2006: 9.99 ft, minor flooding; 5,790 cubic feet per second May 12, 2008: 8.74 ft, minor flooding; 3,660 cubic feet per second May 26, 2009: 7.65 ft, minor flooding; 2,650 cubic feet per second Dec 26, 2009: 7.98 ft, minor flooding; 2,930 cubic feet per second Mar 7, 2011: 7.77 ft, minor flooding; 2,399 cubic feet per second Sep 9, 2011: 15.78 ft, moderate flooding; 24,400 cubic feet per second Oct 14, 2011: 8.30 ft, minor flooding; 2,890 cubic feet per second Oct 30, 2012: 11.13 ft, moderate flooding; 7,857 cubic feet per second Jan 31, 2013: 11.35 ft, moderate flooding; 8,280 cubic feet per second Jun 10, 2013: 9.09 ft, minor flooding; 3,748 cubic feet per second Mar 31, 2014: 8.02 ft, minor flooding; 2,686 cubic feet per second May 1, 2014: 10.61 ft, minor flooding; 6,219 cubic feet per second May 16, 2014: 10.94 ft, minor flooding; 7,045 cubic feet per second Jun 28, 2015: 9.92 ft, minor flooding; 4,944 cubic feet per second Dec 26, 2015: 7.75 ft, minor flooding; 2,505 cubic feet per second Feb 4, 2016: 7.55 ft, minor flooding; 2,380 cubic feet per second Jul 31, 2016: 8.75 ft, minor flooding; 3,355 cubic feet per second Jul 29, 2017: 8.87 ft, minor flooding; 3,487 cubic feet per second Jul 22, 2018: 10.82 ft, minor flooding; 6,710 cubic feet per second Sep 28, 2018: 8.26 ft, minor flooding; 2,890 cubic feet per second Nov 25, 2018: 8.18 ft, minor flooding; 2,821 cubic feet per second Dec 16, 2018: 8.98 ft, minor flooding; 3,615 cubic feet per second Mar 22, 2019: 8.73 ft, minor flooding; 3,330 cubic feet per second Jul 8, 2019: 11.73 ft, moderate flooding; 9,627 cubic feet per second Nov 1, 2019: 9.00 ft, minor flooding; 3,630 cubic feet per second Sep 23, 2021: 7.68 ft, minor flooding; 2,460 cubic feet per second Dec 18, 2023: 7.72 ft, minor flooding; 2,570 cubic feet per second Jan 10, 2024: 7.90 ft, minor flooding; 2,674 cubic feet per second Highest, 16.40 ft, Jun 22, 1972 1940 1960 1980 2000 2020 Crests at or above flood stage, by decade Crests at or above flood stage per decade, Seneca Creek at Dawsonville 1930s: 2 1940s: 2 1950s: 7 1960s: 7 1970s: 29 29 1980s: 14 1990s: 20 2000s: 14 2010s: 21 2020s: 3 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. 05 Other gauges in Montgomery County Montgomery County: every hazard · River floods across the country · Maryland
NOAA National Water Prediction Service, gauge DAWM2, 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.