A magnitude 5.1 earthquake occurred near Sparta, North Carolina (36.476°N 81.093°W) at a depth of 3.7 km. There are reports of minor injuries and damage.
A magnitude 7.8 earthquake occurred in Alaska near Simeonof Island at a depth of 28 km. There are no immediate reports of damage or fatalities. A tsunami warning initially was issued for south Alaska and the Alaska Peninsula, but was canceled by early Wednesday. Strong shaking was reported on the peninsula. Light to weak shaking was reported around Kodiak, about 300 miles northeast of the earthquake, and in Anchorage, about 530 miles northeast of the earthquake.
A magnitude 7.0 earthquake occurred 194.1 km (120.6 miles) NNE of Port Moresby, National Capital, Papua New Guinea at a depth of 79.8 km (50 miles). There are no immediate reports of damage.
A magnitude 5.8 earthquake occurred in the Owens Valley, underneath the bed of Owens Lake, just east of Mt. Whitney, 17.7 km (11 miles) southeast of Lone Pine, CA at a depth of 4.7 km (2.9 miles).
A magnitude 7.4 earthquake has occurred in Oaxaca, Mexico at a depth of 26.3 km (16 miles). Shaking was felt hundreds of kilometers away in Mexico City.