5
Recorded earthquakes
country
September 1970
United States earthquakes in September 1970
Earthquake archive for United States in September 1970: 5 recorded events with dates, magnitudes, depths and epicenter details.
Overview
Period at a glance
5.6
Strongest magnitude
4.7
Average magnitude
11.1 km
Average depth
Strongest event
5.6
13 Sep 1970
Analysis of the recorded activity
During September 1970, 5 earthquakes were recorded near United States. Magnitudes ranged from 4.0 to 5.6, with an average of 4.7; depths ranged from 7.6 to 15.0 km, averaging 11.1 km. Activity extended from Saturday, September 12, 1970 to Monday, September 21, 1970 UTC.
Only 5 earthquakes in the current catalogue match this period and location.
Event list
All earthquakes
Mag
Location
Details
5.6
15.0 km
San Francisco, United States
13 Sep 1970 21:10:22 UTC
5.2
10.8 km
Fontana, United States
12 Sep 1970 14:30:53 UTC
4.5
9.9 km
Hilo, United States
21 Sep 1970 11:26:36 UTC
4.2
12.3 km
Fontana, United States
13 Sep 1970 04:47:48 UTC
4.0
7.6 km
Fontana, United States
12 Sep 1970 14:10:11 UTC