The February 10, 1914 earthquake

M5.1Near Cornwall, Ontario, Canada, New York

A magnitude 5.1 earthquake, 1.6 miles off St. Lawrence County. The 3rd strongest in New York’s record since 1900, and the strongest within 50 miles in the catalogue, which runs from 1900.

The earthquake

Magnitude: 5.1; moment magnitude (mw)
Depth: —; Not recorded
Local time: Tuesday, February 10, 1914; 13:31 EST; 18:31 UTC
Epicentre: 45.00°N, 75.00°W; 1.6 mi from St. Lawrence County
In New York’s record: 3rd; strongest of 187 since 1900
Within 50 miles: 3; counties; more on this date

USGS ANSS Comprehensive Earthquake Catalog, event ott19140210183100000 (“Near Cornwall, Ontario, Canada”). The USGS event page carries the ShakeMap, felt reports and the official summary.

Counties and cities within 50 miles

Distance from the epicentre to each county boundary (zero when inside) and to each city centre.

Counties

St. Lawrence CountyNY · 1.6 mi
Franklin CountyNY · 13.4 mi
Clinton CountyNY · 47.5 mi

Earthquakes around the epicentre

30 earthquakes of magnitude 3 or more within 50 miles of this epicentre since 1973.

No earlier earthquake of magnitude 5 or more within 50 miles in the catalogue since 1900.

USGS ANSS Comprehensive Earthquake Catalog. Local time is the time zone of the county nearest the epicentre. Magnitudes are as the catalogue reports them.