Two earthquakes hit off the North Coast late Sunday and early Monday.
The first measured at a 4.7 magnitude. It hit at 11:56 p.m. Sunday about 163 miles west of Eureka.
The second earthquake was stronger, measuring a 5.5 magnitude hitting in the same area about 160 miles west of Eureka at 12:02 a.m. Monday.
The second quake was at the same depth as the first earthquake at about 6 miles down.
There were reports of the earthquakes being felt on the North Coast, but no reports of major damage.