Middle Atlantic River Forecast Center

Year	Events	Tot	Min	Mod	Maj	Ukn	Pow	Mod & Maj
Hydrologic Definitions
1687	1	1	0	0	1	0	10	1
1692	1	3	0	0	1	2	12	1
1724	1	1	0	0	0	1	1	0
1731	1	2	0	0	0	2	2	0
1733	1	2	0	0	0	2	2	0
1737	1	2	0	0	0	2	2	0
1747	1	1	0	0	0	1	1	0
1762	1	2	0	0	0	2	2	0
1769	1	2	0	0	0	2	2	0
1771	1	1	0	0	0	1	1	0
1775	1	2	0	0	0	2	2	0
1784	1	2	0	0	0	2	2	0
1786	1	2	0	0	0	2	2	0
1787	1	2	0	0	0	2	2	0
1795	2	3	0	0	0	3	3	0
1800	1	2	0	0	0	2	2	0
1804	1	1	0	0	0	1	1	0
1807	1	1	0	0	0	1	1	0
1809	1	1	0	0	0	1	1	0
1810	1	1	0	0	0	1	1	0
1816	1	1	0	0	0	1	1	0
1817	1	1	0	0	0	1	1	0
1822	1	2	0	0	0	2	2	0
1824	1	2	0	0	0	2	2	0
1831	1	2	0	0	0	2	2	0
1833	1	1	0	0	0	1	1	0
1834	1	2	0	0	0	2	2	0
1837	1	2	0	0	0	2	2	0
1841	1	3	0	1	1	1	16	2
1843	1	1	0	0	0	1	1	0
1846	2	9	0	2	1	6	26	3
1847	1	2	0	0	0	2	2	0
1850	1	1	0	1	0	0	5	1
1853	1	1	0	0	0	1	1	0
1860	1	1	0	0	0	1	1	0
1861	1	2	0	0	0	2	2	0
1862	1	1	0	1	0	0	5	1
1865	1	9	0	5	4	0	65	9
1867	1	1	0	0	0	1	1	0
1868	1	1	0	1	0	0	5	1
1869	2	3	0	0	2	1	21	2
1870	1	3	0	1	2	0	25	3
1872	1	2	0	0	0	2	2	0
1875	1	1	0	0	0	1	1	0
1877	2	15	0	2	8	5	95	10
1878	2	8	0	0	0	8	8	0
1881	1	1	0	0	0	1	1	0
1882	1	6	0	0	1	5	15	1
1886	2	3	2	0	1	0	12	1
1889	2	31	1	2	27	1	282	29
1891	4	6	4	2	0	0	14	2
1893	2	6	2	1	0	3	10	1
1894	1	5	0	0	5	0	50	5
1895	1	1	1	0	0	0	1	0
1896	3	10	0	1	4	5	50	5
1897	1	1	0	0	1	0	10	1
1898	2	5	2	2	1	0	22	3
1899	2	5	3	2	0	0	13	2
1900	1	2	1	1	0	0	6	1
1901	5	14	4	6	2	2	56	8
1902	2	28	3	12	9	4	157	21
1903	4	29	6	7	12	4	165	19
1904	6	16	3	9	4	0	88	13
1905	3	6	3	0	3	0	33	3
1906	2	2	1	1	0	0	6	1
1907	4	5	4	1	0	0	9	1
1908	2	6	5	1	0	0	10	1
1909	2	5	4	1	0	0	9	1
1910	5	15	8	6	1	0	48	7
1911	2	2	2	0	0	0	2	0
1912	7	10	7	2	1	0	27	3
1913	2	27	11	10	6	0	121	16
1914	6	24	13	8	3	0	83	11
1915	11	30	16	10	2	2	88	12
1916	5	18	12	6	0	0	42	6
1917	5	11	7	3	0	1	23	3
1918	9	21	14	5	1	1	50	6
1919	3	10	6	3	0	1	22	3
1920	7	25	14	9	1	1	70	10
1921	4	8	5	3	0	0	20	3
1922	5	9	5	3	0	1	21	3
1923	4	12	8	3	1	0	33	4
1924	8	60	27	18	12	3	240	30
1925	3	20	13	7	0	0	48	7
1926	10	29	22	5	1	1	58	6
1927	14	33	25	6	1	1	66	7
1928	8	17	8	9	0	0	53	9
1929	11	49	36	11	2	0	111	13
1930	2	2	2	0	0	0	2	0
1931	3	4	4	0	0	0	4	0
1932	10	39	27	9	3	0	102	12
1933	7	53	31	12	9	1	182	21
1934	8	56	33	18	5	0	173	23
1935	9	53	17	27	8	1	233	35
1936	11	175	56	46	71	2	998	117
1937	10	85	42	20	23	0	372	43
1938	8	58	36	12	9	1	187	21
1939	7	38	25	12	1	0	95	13
1940	15	124	70	46	8	0	380	54
1941	7	21	14	7	0	0	49	7
1942	11	182	84	63	34	1	740	97
1943	12	33	20	12	1	0	90	13
1944	8	34	21	10	3	0	101	13
1945	14	65	38	19	6	2	195	25
1946	8	62	28	21	13	0	263	34
1947	11	38	27	11	0	0	82	11
1948	17	120	80	31	8	1	316	39
1949	9	41	23	10	8	0	153	18
1950	11	148	86	48	13	1	457	61
1951	10	63	43	16	3	1	154	19
1952	15	140	103	29	3	5	283	32
1953	8	41	33	7	0	1	69	7
1954	6	46	28	12	6	0	148	18
1955	8	145	63	39	40	3	661	79
1956	9	53	36	14	3	0	136	17
1957	6	36	30	5	0	1	56	5
1958	12	43	30	12	0	1	91	12
1959	9	42	33	9	0	0	78	9
1960	9	97	63	31	2	1	239	33
1961	11	79	53	24	1	1	184	25
1962	10	48	42	6	0	0	72	6
1963	4	45	29	16	0	0	109	16
1964	5	62	27	27	8	0	242	35
1965	4	28	23	5	0	0	48	5
1966	4	23	18	5	0	0	43	5
1967	9	46	34	10	2	0	104	12
1968	8	42	31	4	5	2	103	9
1969	14	45	27	7	10	1	163	17
1970	11	75	53	17	2	3	161	19
1971	17	95	55	23	15	2	322	38
1972	20	212	85	38	88	1	1156	126
1973	16	142	93	38	8	3	366	46
1974	9	15	13	1	1	0	28	2
1975	10	157	75	49	32	1	641	81
1976	9	103	70	28	5	0	260	33
1977	15	91	55	27	7	2	262	34
1978	16	152	106	36	7	3	359	43
1979	16	223	114	83	23	3	762	106
1980	6	49	33	12	2	2	115	14
1981	6	49	39	8	1	1	90	9
1982	11	57	46	10	0	1	97	10
1983	8	145	101	37	2	5	311	39
1984	11	172	85	59	24	4	624	83
1985	8	65	20	12	33	0	410	45
1986	11	83	61	20	0	2	163	20
1987	13	93	52	30	8	3	285	38
1988	10	31	27	2	2	0	57	4
1989	15	81	54	21	2	4	183	23
1990	11	53	40	11	1	1	106	12
1991	7	19	18	1	0	0	23	1
1992	9	51	35	11	5	0	140	16
1993	11	187	107	67	11	2	554	78
1994	14	93	75	14	4	0	185	18
1995	8	47	35	10	1	1	96	11
1996	22	344	152	94	94	4	1566	188
1997	4	16	10	5	1	0	45	6
1998	14	133	96	35	1	1	282	36
1999	5	59	29	11	17	2	256	28
2000	10	48	35	13	0	0	100	13
2001	7	23	17	4	1	1	48	5
2002	5	9	9	0	0	0	9	0
2003	24	215	167	34	10	4	441	44
2004	16	179	88	46	40	5	723	86
2005	8	215	133	51	29	2	680	80
2006	12	151	80	35	36	0	615	71
2007	8	91	64	14	13	0	264	27
2008	15	109	88	19	1	1	194	20
2009	17	57	44	10	1	2	106	11
2010	10	175	108	52	15	0	518	67
2011	18	424	231	120	71	2	1543	191
2012	7	35	27	6	2	0	77	8
2013	3	23	20	2	1	0	40	3

Additional support for this project was provided by the Susquehanna River Basin Commission, National Weather Service and Penn State University (PSU) Department of Meteorology. Special thanks to Michael Kozar (PSU student) for writing numerous weather summaries in the Floods by Events section.

Top 20 Flood Events

(based on number of separate flood events in 1 year)