By Gary Robbins / USGS The earthquake began 4.8 miles beneath the Earth's surface. - USGS The earthquake began 4.8 miles beneath the Earth's surface. A magnitude 4.0 earthquake occurred along the U.S.-Mexico border at 3:56 p.m., breaking on or near the ...


Recent comments
5 years 49 weeks ago
15 years 14 weeks ago
15 years 15 weeks ago
15 years 15 weeks ago
15 years 32 weeks ago
15 years 32 weeks ago
15 years 39 weeks ago
16 years 5 weeks ago
16 years 39 weeks ago
16 years 39 weeks ago