Rank (m) | Year | Maximum Magnitude | Probability (P) % | Period of return (T) |
1 | 1969 | 6.1 | 0.961538462 | 104 |
2 | 1977 | 5.9 | 1.923076923 | 52 |
3 | 1913 | 5.8 | 2.884615385 | 34.66666667 |
4 | 1993 | 5.6 | 3.846153846 | 26 |
5 | 1967 | 5.6 | 4.807692308 | 20.8 |
6 | 1921 | 5.6 | 5.769230769 | 17.33333333 |
7 | 1997 | 5.5 | 6.730769231 | 14.85714286 |
8 | 2013 | 5.4 | 7.692307692 | 13 |
9 | 1980 | 5.4 | 8.653846154 | 11.55555556 |
10 | 1988 | 5.3 | 9.615384615 | 10.4 |
11 | 1975 | 5.3 | 10.57692308 | 9.454545455 |
12 | 1962 | 5.3 | 11.53846154 | 8.666666667 |
13 | 1979 | 5.1 | 12.5 | 8 |
14 | 1978 | 5.1 | 13.46153846 | 7.428571429 |
15 | 1974 | 5.1 | 14.42307692 | 6.933333333 |
16 | 1972 | 5.1 | 15.38461538 | 6.5 |
17 | 1996 | 5 | 16.34615385 | 6.117647059 |
18 | 2000 | 4.9 | 17.30769231 | 5.777777778 |
19 | 1994 | 4.9 | 18.26923077 | 5.473684211 |
20 | 1987 | 4.9 | 19.23076923 | 5.2 |
21 | 2001 | 4.8 | 20.19230769 | 4.952380952 |
22 | 1990 | 4.8 | 21.15384615 | 4.727272727 |
23 | 1982 | 4.8 | 22.11538462 | 4.52173913 |
24 | 1976 | 4.8 | 23.07692308 | 4.333333333 |
25 | 1971 | 4.8 | 24.03846154 | 4.16 |
26 | 1970 | 4.8 | 25 | 4 |
27 | 1964 | 4.8 | 25.96153846 | 3.851851852 |
28 | 2009 | 4.7 | 26.92307692 | 3.714285714 |
29 | 2006 | 4.7 | 27.88461538 | 3.586206897 |
30 | 1991 | 4.7 | 28.84615385 | 3.466666667 |
31 | 1986 | 4.7 | 29.80769231 | 3.35483871 |
32 | 1984 | 4.7 | 30.76923077 | 3.25 |
33 | 1983 | 4.7 | 31.73076923 | 3.151515152 |
34 | 2004 | 4.6 | 32.69230769 | 3.058823529 |
35 | 2003 | 4.6 | 33.65384615 | 2.971428571 |
36 | 1985 | 4.6 | 34.61538462 | 2.888888889 |
37 | 2012 | 4.5 | 35.57692308 | 2.810810811 |
38 | 2011 | 4.5 | 36.53846154 | 2.736842105 |
39 | 2007 | 4.5 | 37.5 | 2.666666667 |
40 | 2002 | 4.5 | 38.46153846 | 2.6 |
41 | 1992 | 4.4 | 39.42307692 | 2.536585366 |
42 | 2010 | 4.4 | 40.38461538 | 2.476190476 |
43 | 1999 | 4.4 | 41.34615385 | 2.418604651 |