4.0R in South California

A 4.0R has been reported in S California near Mexicali. The location of the epicenter is shown in the map shown above.
Below shows the calculated stress points and the arrow the epicenter.

Magnitude	Mw 4.0
Region	SOUTHERN CALIFORNIA
Date time	2019-11-12 02:13:52.2 UTC
Location	32.79 N ; 115.55 W
Depth	19 km
Distances	140 km E of Tijuana, Mexico / pop: 1,377,000 / local time: 18:13:52.2 2019-11-11 17 km NW of Mexicali, Mexico / pop: 598,000 / local time: 18:13:52.2 2019-11-11 1 km E of El Centro, United States / pop: 42,600 / local time: 18:13:52.2 2019-11-11 7 km S of Imperial, United States / pop: 14,800 / local time: 18:13:52.2 2019-11-11