On Sun. July 31, at 9:21a.m, a 4.1 tremblor was reported 10 miles SW of Westmorland at a depth of 2.0 miles.

No damage has been reported and it was the largest of five quakes in the same day. The smallest was a mere 1.9.

Anza Borrego State Park, Borrego Springs, Julian, Ocotillo Wells and the Salton Sea all experienced small tremblors through out the last six days, as shown on the map.