Today’s Earthquake Fact
Although both are sea waves, a tsunami and a tidal wave are two different unrelated phenomena. A tidal wave is a shallow water wave caused by the gravitational interactions between the Sun, Moon, and Earth. A tsunami is a sea wave caused by an underwater earthquake or landslide displacing the ocean water.
Today in Earthquake History
April 29, 1993
M 5.3, Arizona – Some damage at Big Water, Utah and additional damage at Pipe Springs National Monument. Slight damage (V) in the Flagstaff area and short power… Read More