Tsunamis If the earthquake occurs in the ocean, it can push up powerful waves, known as tsunamis. The sudden upward or downward movement of the seafloor during an earthquake creates large tsunami waves, similar to a child splashing in the bathtub.
Free printable topographic map of Agate Beach in Coos County, OR including photos, elevation & GPS coordinates. Search Search Near Coos County, OR: Trails National and State Parks City Parks Lakes Lookouts Marinas Historical Sites
Marine terraces near Davenport in Santa Cruz County. The terraces are forming as Ben Lomond Mountain (to the right) is rising relative to sea level, over time. Wave-cut benches like these at Point Reyes National Seashore are examples of marine terraces.