EQ History from 2004 to time of main shock
 Events are listed from geographic area 45.4332910 45.6332908 122.4665504 122.7998834
 Reference point in table is the mainshock of 200506251349

Distance and Azimuth from reference point to
 each earthquake
Reference point at Location   45.5210  122.6370

Event_Date___(UT) Depth  Mag  Dist(km)  Az(deg)
 Site Lat   Site Lon
2004 0208   19:01  18.9  1.5       2.2    221.0  45.5062   122.6553
2004 0502   06:59  14.1  1.7      12.0    320.3  45.6042   122.7353
2004 1113   21:51  19.0  1.7       2.1    267.5  45.5202   122.6638
2005 0304   13:00  16.1  1.6       6.4     39.7  45.5655   122.5843
2005 0625   13:49  14.9  2.7       0.0    324.6  45.5213   122.6373