Magnitude                                 
Year Mth Day Time(UTC)       Lat    Long     mb  Ms  Mag  Scale  Mag  Scale  Intensity   Explo Source
1893 02  20?                 44.70  -110.70                                  VIII-IX           WSGS
1894 06  25  10:15           42.90  -106.30          4.3  ML                 V                 SRA, EPRI
1895 11  21  12:20           42.80  -108.70                                  IV                WSGS
1896 03  28                  41.75  -107.25                                  IV                WSGS
1897 02                      44.35  -104.55                                  IV-V              WSGS
1897 11  14  13:30           42.90  -106.30                                  VI                SRA, USHIS, EPRI
1898 01  13                  41.30  -105.60                                  IV                SRA