Minutes ago, another earthquake has struck at the same region of the Pacific Ocean floor, off the Oregon coast, close to the intersection described near Blanco Fracture Zone. The magnitude of the quake was measured at 4.2 on the Richter scale. The epicenter was 325 miles W of Salem, Oregon. The closest city from the epicenter is Depoe Bay, which is 275 miles E. As per USGS, the quake hit at 8:11 p.m. on June 1. This the sixth reported quake that has hit the Pacific floor in the same region, off the Oregon coast within the last 24 hours. More updates are awaited at this point.
It has been reported that another earthquake of Magnitude 5.9 has struck off the Oregon coast, while one more measuring Magnitude 5.1 has jolted the Tanaga Volcano region in Alaska. A series of earthquakes have struck the Pacific Ocean floor off the U.S. west coast, close to the state of Oregon in the last 18 hours. It has been reported that at least five quakes have rocked the region in the Pacific floor, around 300 miles off the Oregon coast. Three earthquakes were reported in the early hours of June 1 off the Oregon coast. Reports have been received about some residents feeling gentle tremors in Lincoln County, which is more than 300 miles E of the epicenter. No damages have been reported yet.
The United States Geological Survey (USGS) provided details of the epicenter, which was around 325 miles W of the city of Corvallis, and close to 337 W of Salem, Oregon. The earthquake hit at 1:11 p.m. PST near the intersection of regions named Juan De Fuca Ridge and Blanco Fracture Zone in the Pacific Ocean floor. The region is known to be an active seismic zone and a swarm of quakes every three to five years are reported. There is no tsunami warning yet, as geologists have informed that it would take an earthquake measuring Magnitude 7 to trigger a tsunami.
As per USGS, another earthquake measuring Magnitude 5.1 occurred on June 1 in Alaska. The epicenter was just 36 miles S of Tanaga Volcano, which s locater near the northern tip of Tanaga Island. The earthquake struck at 3:52 p.m. PST. More information is awaited from the local authorities regarding the possible warnings of any volcanic activity and advisories. No casualties or property damage has been reported so far from Alaska. The last reported incident of eruption and lava flows produced by the Tanaga Volcano was in the year 1914.
By Ankur Sinha
USGS(1)-M5.9 – Off the coast of Oregon
USGS(2)-M5.1 – 58km S of Tanaga Volcano, Alaska
Weather.com-Series of Earthquakes Strike Off Oregon Coast