Date of Occurrence

of Earthquake

Magnitude of Earthquake (Richter scale)

4 May 2013

4.1

8 May 2013

4.1

20 May 2013

4.0

21 May 2013

4.5

16 June 2013

4.1

21 June 2013

4.1, 4.5, 5.2

23 June 2013

4.0, 4.7

30 June 2013

4.7, 4.9