EQ History from 1996 to time of main shock
 Events are listed from geographic area 47.4999528 47.6999526 122.3998847 122.7332177
 Reference point in table is the mainshock of 9706231913

Distance and Azimuth from reference point to each earthquake
Reference point at Location   47.5988  122.5740

Event_Date___(UT) Depth  Mag  Dist(km)  Az(deg) Site Lat   Site Lon
1996 0307   18:20  20.9  1.4       1.9    136.3  47.5862   122.5562
1996 0609   01:39  23.5  2.1       9.8    245.9  47.5627   122.6930
1996 0723   13:16  18.9  1.0       2.4    128.4  47.5857   122.5495
1996 1121   18:40  18.1  1.0      11.3    261.3  47.5833   122.7218
1996 1221   02:08  20.5  1.6       2.9     22.1  47.6227   122.5597
1997 0405   23:08  18.3  1.4      11.3     16.9  47.6960   122.5302
1997 0407   01:18  14.4  1.4       9.4    232.2  47.5470   122.6725
1997 0609   15:38  47.2  1.3      13.2    128.7  47.5248   122.4377
1997 0623   19:13   7.4  4.9       0.0      0.0  47.5988   122.5740