A 2.7-magnitude earthquake shook the Pacific Ocean seafloor west of Bandon early Saturday morning, March 21. According to the U.S. Geological Survey, the quake was located between the two fault lines that run parallel with the Oregon Coast. On Sunday, and early Monday morning, March 23, two more quakes shook the southern end. The first was a 4.8-magnitude quake on Sunday west of Petrolia, CA, and the second was a 3.7-magnitude early Monday morning.