Earthquake Causes Tsunami. Energy accumulates in the overriding plate until it exceeds the frictional forces between the two stuck plates. When this happens, the overriding plate snaps back into an unrestrained position. This sudden motion is the cause of the tsunami - because it gives an enormous shove to the overlying water.
Ajo is in the Sonoran Desert, tucked away in Western Pima County in Arizona, about 120 miles southwest of Phoenix and 130 miles west of Tucson.
Payson, Arizona. Payson is a town in northern Gila County, Arizona, United States. Its location puts it very near to the geographic center of Arizona. Payson has been called The Heart of Arizona. The town is surrounded by the Tonto National Forest and has many outdoor activities year round. As of the 2010 census, the population of Payson was 15,301.[4]