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Physical Sciences and Mathematics Commons

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Geophysics and Seismology

College of Saint Benedict and Saint John's University

Journal

Ottawa-Bonnechere graben

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Full-Text Articles in Physical Sciences and Mathematics

Earthquake-Rotated Headstones As A Means Of Re-Evaluating Epicentral Location Of The 1944 Massena-Cornwall Earthquake: New York, United States And Ontario, Canada, Sandra L. Walser, Alexander K. Stewart Sep 2019

Earthquake-Rotated Headstones As A Means Of Re-Evaluating Epicentral Location Of The 1944 Massena-Cornwall Earthquake: New York, United States And Ontario, Canada, Sandra L. Walser, Alexander K. Stewart

The Compass: Earth Science Journal of Sigma Gamma Epsilon

The Massena-Cornwall earthquake (September 5th, 1944) is the largest earthquake in New York state history. Two epicenters have been previously proposed (Milne, 1949; Dewey and Gordon, 1984); however, they are separated by 15 km, an error that could associate each proposed epicenter with two different local faults. Due to the lack of standardized seismic-array data, there is value in approaching this event using an unconventional data set. The methodology of MacDonald and Wentworth (1952) was executed through ArcMap 10.5.1 to yield an area most likely to contain the epicenter. One-hundred fifty-four earthquake-rotated headstones from 15 cemeteries within ~35 km of …