Magnitude                                 
Year Mth Day Time(UTC)       Lat    Long     mb  Ms  Mag  Scale  Mag  Scale  Intensity   Explo Source
1906 10  06  00:20        *  43.50  -110.80                                  IV                SRA
1910 07  26  01:30        *  41.50  -109.30          4.3  MI                 V                 SRA, UU, DNAG