Earthquakes Map United States April 1957
United States was hit by TranslTotalRecords earthquakes with a magnitude of 4 and more in TranslEarthquakeMonth 1957. The biggest earthquake in United States for TranslEarthquakeMonth 1957 had a magnitude of 6.9 (4/10/1957 11:30:03 AM)
6.9
1957-04-10
6.5
1957-04-19
6.5
1957-04-19