EQ History from 2010 to time of main shock
 Events are listed from geographic area 47.5999551 47.7999549 122.9998832 123.3332162
 Reference point in table is the mainshock of 201107241219

Distance and Azimuth from reference point to
 each earthquake
Reference point at Location   47.7080  123.1610

Event_Date___(UT) Depth  Mag  Dist(km)  Az(deg)
 Site Lat   Site Lon
2010 0224   10:21  42.8  1.1      11.3    270.3  47.7085   123.3115
2010 0412   13:57   0.0  1.5      11.1     31.8  47.7927   123.0830
2010 1204   18:59  40.4  1.3       2.7     24.0  47.7300   123.1465
2011 0309   02:53  42.0  1.0       8.5    335.5  47.7772   123.2077
2011 0724   12:19  41.3  3.7       0.0    307.2  47.7082   123.1613