1867 Manhattan, Kansas earthquake
The 1867 Manhattan earthquake struck Riley County, Kansas, in the United States on April 24, 1867. It measured 5. 1 on a seismic scale that is based on an isoseismal map or the event’s felt area. Felt over an area of 200,000 square miles, the earthquake reached the states of Indiana, Illinois, and possibly Ohio. It remains the largest earthquake...