The 10 historical earthquakes nearest to reference event 01092818345n
located at 47.6840 117.3923 that occurred prior to 01092818345n. 
The list includes events with magnitude (Mag) > 3.5 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)
2001 0625  14:15   10.5   3.9        0.4   238.7	     1.3 km NNE of Spokane, WA
1942 1101  18:50    0.0   5.5       62.7    55.6	    64.2 km  NE of Spokane, WA
1975 0918  12:19    6.5   3.5       66.5   282.6	    57.5 km ESE of Grand Coulee, WA
1967 0606  17:12   33.0   3.6      140.0   294.8	    29.7 km NNW of Grand Coulee, WA
1966 1106  10:50    6.1   3.6      146.4   282.8	    22.6 km   W of Grand Coulee, WA
1966 0723  01:57    7.4   3.9      166.8   239.7	    12.8 km  NW of Othello, WA
1979 0119  14:55    6.6   3.9      173.8   278.8	    25.3 km ENE of Chelan, WA
1973 1220  01:08    3.3   4.4      174.3   239.3	    15.2 km WNW of Othello, WA
1941 0407  09:25    0.0   4.5      178.5   293.4	     7.6 km SSW of Okanogan, WA
1998 0303  04:18    0.6   4.0      179.4   336.7	    76.4 km NNW of Colville, WA

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NEAREST HISTORICAL EARTHQUAKES SORTED CHRONOLOGICALLY

Year MoDy  Hr:Mn  Depth   Mag   Distance Azimuth      Event Location
           (UT)    (km)             (km)   (Deg)
1941 0407  09:25    0.0   4.5      178.5   293.4	     7.6 km SSW of Okanogan, WA
1942 1101  18:50    0.0   5.5       62.7    55.6	    64.2 km  NE of Spokane, WA
1966 0723  01:57    7.4   3.9      166.8   239.7	    12.8 km  NW of Othello, WA
1966 1106  10:50    6.1   3.6      146.4   282.8	    22.6 km   W of Grand Coulee, WA
1967 0606  17:12   33.0   3.6      140.0   294.8	    29.7 km NNW of Grand Coulee, WA
1973 1220  01:08    3.3   4.4      174.3   239.3	    15.2 km WNW of Othello, WA
1975 0918  12:19    6.5   3.5       66.5   282.6	    57.5 km ESE of Grand Coulee, WA
1979 0119  14:55    6.6   3.9      173.8   278.8	    25.3 km ENE of Chelan, WA
1998 0303  04:18    0.6   4.0      179.4   336.7	    76.4 km NNW of Colville, WA
2001 0625  14:15   10.5   3.9        0.4   238.7	     1.3 km NNE of Spokane, WA