U.S. Seismicity Reaches All-Time High

EarthquakeFrom: Fire Earth

1,213 earthquakes strike the U.S. in the 7 days leading to the 4th of July

At least 1,213 earthquakes of all magnitudes have struck the United States and Puerto Rico in the seven-day period to the 4th of July 2015.

The quakes have occurred across 19 States—Alabama, Alaska, California, Hawaii, Idaho, Michigan, Mississippi, Missouri, Montana, Nevada, New Hampshire, Oklahoma, Oregon, Tennessee, Texas, Oklahoma, Utah, Virginia, Washington, Wyoming—and Puerto Rico.

The global total for the period was 1,314. Continue reading

U.S. Struck by 95 Percent of All Earthquakes in 7 Days

95% of all earthquakes in the USFrom: FEWW

Some 1,522 earthquakes of all magnitudes have struck the United States in the past 7 days, or about 95 percent of global total.

M4.6 Quake Strikes East of Big Bear City

Centered at 34.281°N, 117.027°W the quake occurred at a depth of about 8.7km, according to USGS/EHP. The mainshock was followed by at least 4 dozen aftershocks with the largest measuring 3.4Mw, as of posting.

Earthquake Details

Magnitude: 4.6Mw
Event Time: 2014-07-05 16:59:34 UTC Continue reading