where are active volcanoes in the us
Most Active Volcanos in the USA. Alaska Augustine Volcano Augustine volcano is one of the most active volcanoes in Cook Inlet, having a symmetrical cone rising 1,254 meters above the sea level. This volcano has erupted in 1812, 1883, 1935, 1963-64, 1976 and 1986, and surprisingly, the intervals between these eruptions have reduced from 70 to 10 years.