The 10 historical earthquakes nearest to reference event 09042021415o
located at 45.1335 120.9550 that occurred prior to 09042021415o. 
The list includes events with magnitude (Mag) > 3.0 and gives distance
and azimuth  from the reference event to each historical earthquake.

Date is given in Universal Time (UT). Subtract 8 hours to get Pacific
Standard time (PST) or 7 hours for PDT. Azimuth is the compass
direction (measured clockwise from North, 0-360 degrees) of the
earthquake from the location of the reference event. Usually, depths
listed as 0.0 km are either unknown or very unreliable.

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NEAREST HISTORICAL EARTHQUAKES SORTED BY DISTANCE FROM REFERENCE EVENT

Year MoDy  Hr:Mn  Depth   Mag   Distance Azimuth      Event Location
           (UT)    (km)             (km)   (Deg)
2008 0601  16:46   16.9   3.4        0.2   144.6	    11.0 km ESE of Maupin, OR
2008 1116  15:54   14.2   3.4        0.3   159.4	    11.1 km ESE of Maupin, OR
2008 1227  23:32   16.5   3.6        0.4   133.9	    11.2 km ESE of Maupin, OR
2009 0320  22:44   15.0   3.0        0.4   300.5	    10.5 km ESE of Maupin, OR
2008 0714  18:45   17.4   4.2        0.7   143.8	    11.5 km ESE of Maupin, OR
2007 0408  09:40   21.9   3.2        0.7   184.2	    11.1 km ESE of Maupin, OR
2007 0120  08:12   20.9   3.0        0.8   139.9	    11.6 km ESE of Maupin, OR
2008 0428  07:39   21.0   3.1        0.9   173.8	    11.3 km ESE of Maupin, OR
2008 0405  23:38   18.6   3.6        1.1   111.6	    11.9 km ESE of Maupin, OR
2008 0320  20:03   18.5   3.1        1.1   114.9	    11.9 km ESE of Maupin, OR

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NEAREST HISTORICAL EARTHQUAKES SORTED CHRONOLOGICALLY

Year MoDy  Hr:Mn  Depth   Mag   Distance Azimuth      Event Location
           (UT)    (km)             (km)   (Deg)
2007 0120  08:12   20.9   3.0        0.8   139.9	    11.6 km ESE of Maupin, OR
2007 0408  09:40   21.9   3.2        0.7   184.2	    11.1 km ESE of Maupin, OR
2008 0320  20:03   18.5   3.1        1.1   114.9	    11.9 km ESE of Maupin, OR
2008 0405  23:38   18.6   3.6        1.1   111.6	    11.9 km ESE of Maupin, OR
2008 0428  07:39   21.0   3.1        0.9   173.8	    11.3 km ESE of Maupin, OR
2008 0601  16:46   16.9   3.4        0.2   144.6	    11.0 km ESE of Maupin, OR
2008 0714  18:45   17.4   4.2        0.7   143.8	    11.5 km ESE of Maupin, OR
2008 1116  15:54   14.2   3.4        0.3   159.4	    11.1 km ESE of Maupin, OR
2008 1227  23:32   16.5   3.6        0.4   133.9	    11.2 km ESE of Maupin, OR
2009 0320  22:44   15.0   3.0        0.4   300.5	    10.5 km ESE of Maupin, OR