Series Of Small Quakes Hit NorCal Coast, Pose No Tsunami Risk

NORTHERN CALIFORNIA — There was a series of small earthquakes Monday morning in Northern California, but none were powerful enough to cause any risk to residents, according to the U.S. Geological Survey.

The first quake was a 4.8 magnitude and struck at 3:20 a.m. Monday near the coast, around 12 miles east of Petrolia and 33 miles south of Eureka. The USGS and the National Weather Service reassured residents there was no risk of a tsunami as a result of the quake.

A second earthquake had a magnitude of 4.0 and was recorded at 3:31 a.m. at a depth of 21 kilometers near the coast, around 17 miles west of Humboldt Hill and 18 miles southwest of Eureka.

At 6:04 a.m., there was an 3.0-magnitude quake recorded 11 miles of Petrolia and 32 mile south of Eureka.

A fourth quake with a magnitude 2.9 struck at 7:15 a.m. Monday near the coast about 7 miles west of Humboldt Hill and 8 miles west of Eureka.

Meanwhile, a 6.4 magnitude earthquake which struck the Aleutian Islands in Alaska at 1:35 a.m. Monday Pacific time posed no tsunami risk for the Bay Area, the USGS and the National Weather Service said.

— Bay City News Service contributed to this report.