3 quakes recorded off Oregon coast
None of the quakes triggered a tsunami warning
 "China building tsunami alert centre in South China Sea")
Three earthquakes with magnitudes ranging from 4.1 to 4.8 occurred several hundred miles off the Oregon coast, but none triggered tsunami warnings.
The US Geological Survey says on Sunday the 4.8 quake was recorded last and occurred at about noon about 260 miles west-northwest of Coos Bay.
Don't miss the most important news and views of the day. Get them on our Telegram channel
First Published: Oct 10 2016 | 7:52 AM IST