Largest East Coast Quake Struck 135 Years Ago in Charleston | South Carolina News

CHARLESTON, S.C. (AP) — The one hundred and thirty fifth anniversary of the strongest earthquake ever recorded on the U.S. East Coast is arising Tuesday.

The magnitude 7 earthquake shook Charleston after darkish on Aug. 31, 1886, killing greater than 100 individuals and inflicting about $100 million in harm, the United States Geological Survey mentioned in an announcement.

If an earthquake that very same dimension struck the identical place as we speak after the expansion in Charleston, research have decided there could possibly be 900 deaths and $20 billion in harm, the company mentioned.

People reported feeling the 1886 earthquake as far-off as New York and Illinois. More than 400 aftershocks have been recorded over the subsequent 30 years.

The Geological Survey is utilizing airplanes with laser scanning and measurements of the Earth’s magnetic discipline to intently map the faults although the Charleston space the place future earthquakes might occur.

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They are additionally inserting short-term seismometers that detect shaking to detect smaller quakes that ought to give them an thought which faults are probably the most unstable, officers mentioned.

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