Potomac River near Washington DC Little Falls pump station, Montgomery County MD (BRKM2)
Gage Location: Montgomery County, Maryland	Site Location: Montgomery County, Maryland
Latitude: 38.949	Longitude: -77.128	Elevation: 37.95 ft. MSL	Drainage Area: 11560 Sq. Mi.
Minor Stage: 10 ft.	Moderate Stage: 12 ft.	Major Stage: 14 ft.
First Flood: 1932-05-14	Last Flood: 2012-10-31 Crest: 10.33 ft.	Datum change: 1930-03-01	Number of Floods: 91

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MINOR FLOODS Date of Flood Crest(ft) 1933-04-19 10.15 1933-08-25 10.57 1936-02-17 10.37 1936-03-13 11.16 1937-01-24 10.5 1937-02-23 10.58 1937-08-27 10.1 1940-04-22 11.29 1948-02-16 10.69 1948-04-16 10.69 1949-07-19 10.26 1950-02-03 10.01 1952-03-13 11.95 1953-03-26 11.44 1955-03-23 11.47 1956-04-09 10.46 1956-07-21 10.75 1957-02-12 11.1 1957-04-07 11.4 1958-03-01 10.18 1958-03-29 11.19 1961-04-14 11.71 1961-04-18 10.37 1962-03-01 11.05 1962-03-14 11.42 1963-03-15 11.64 1964-03-06 11.85 1964-05-01 11.59 1967-03-09 11.48 1973-12-28 10.36 1978-01-28 10.47 1978-03-16 10.83 1984-03-30 10.74 1986-03-16 10.09 1987-04-19 11.41 1993-03-25 10.16 1993-04-18 10.55 1993-11-29 10.09 1994-03-30 10.37 1998-01-10 10.43 1998-03-22 10.79 2003-09-21 11.44 2003-12-12 10.87 2005-03-30 10.28 2008-05-13 10.04 2010-01-27 10.98 2011-03-12 10.88 2011-04-18 11.69 2011-05-19 11.4 2012-10-31 10.33

MODERATE FLOODS Date of Flood Crest(ft) 1933-04-22 12.8 1934-12-02 13.5 1939-02-05 12.6 1942-05-24 13.17 1942-12-31 13.15 1945-09-20 13.88 1949-06-20 13 1950-12-06 13.85 1950-12-09 12.48 1951-06-15 12.09 1952-11-23 13.76 1954-03-03 12.47 1954-10-17 13.3 1958-05-07 12.02 1960-04-01 12.29 1960-04-06 13.35 1960-05-10 13.66 1961-02-21 13.15 1961-02-27 12.23 1962-03-23 13.43 1963-03-07 12.87 1963-03-21 13.91 1975-03-21 12.23 1975-09-27 13.39 1976-10-11 13.18 1979-02-26 13.12 1984-02-16 13.73 1993-03-06 12.35 2010-03-15 12.82

MAJOR FLOODS Date of Flood Crest(ft) 1932-05-14 15.25 1936-02-27 14.69 1936-03-19 28.1 1937-04-28 23.3 1937-10-30 15.62 1942-10-17 26.88 1952-04-29 14.17 1955-08-20 17.6 1972-06-24 22.03 1985-11-07 17.99 1996-01-21 19.29 1996-09-08 17.84

MISSING Date of Flood Crest(ft)

Categorical Floods by Month Month Minor After Datum Minor Total Moderate After Datum Moderate Total Major After Datum Major Total Missing After Datum Missing Total January 4 4 0 0 1 1 0 0 February 5 5 5 5 1 1 0 0 March 19 19 7 7 1 1 0 0 April 10 10 3 3 2 2 0 0 May 3 3 3 3 1 1 0 0 June 0 0 2 2 1 1 0 0 July 2 2 0 0 0 0 0 0 August 2 2 0 0 1 1 0 0 September 1 1 2 2 1 1 0 0 October 1 1 2 2 2 2 0 0 November 1 1 1 1 1 1 0 0 December 2 2 4 4 0 0 0 0

Categorical Floods by Season Season Minor Moderate Major Missing Fall 3 5 4 0 Winter 11 9 2 0 Spring 32 13 4 0 Summer 4 2 2 0