D.C. and Colorado? New activity?

DOES THIS WORRY YOU?

No historical earthquakes have ever been centered within the District of Columbia.

Although vibrations have been felt in the last hundred years, a great earthquake which did considerable damage at Guadeloupe, West Indies, was especially felt in Washington, D.C., in 1843 along with the rest of the East coast.

The earliest shock that may have affected some sections of Washington occurred on April 24, 1758. Its probable center was near Annapolis, Maryland, and it was felt into Pennsylvania.

A sequence of great earthquakes occurred in the Mississippi Embayment in 1811 and 1812. They were noticed by people over an area of 2 million square miles, including the District of Columbia. District residents were “badly frightened” according to old records.

An earthquake in March 1828 was felt over a wide area, including seven Eastern States and the District of Columbia. Although no damage occurred, it was reported to be “violent” in D.C. and Baltimore, Maryland. John Quincy Adams, then President of the United States, left the following account in his diary of the occurrence as he observed the shock at the White House:

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