A 5.8 magnitude earthquake strikes off the coast of the Mexican state of Jalisco, prompting evacuations in the tourist resort of Puerto Vallarta and is felt in the country's second-largest metropolitan area of Guadalajara. No casualties are reported.
Multiple earthquakes, including a magnitude 6.4 earthquake, strike near Hualien City, Taiwan. At least 9 people are killed and over 250 are injured, with extensive damage to many structures in the city.
A 7.0 magnitude undersea earthquake strikes east of New Caledonia's Loyalty Islands in the South Pacific Ocean. Tsunami warnings for New Caledonia and Vanuatu are cancelled. There are no immediate reports of damage.
A 7.7 magnitude earthquake strikes off Russia's Kamchatka Peninsula, west of the Alaskan Aleutian Island of Attu, in the North Pacific Ocean. No immediate reports of casualties or damage; a tsunami warning was cancelled.
A damaged natural gas pipeline operating under Cook Inlet offshore of Nikiski (near Anchorage, Alaska) continues releasing between 6,000–8,800 cubic meters (210,000–310,000 cubic feet) of gas per day. Pipeline operator Hilcorp Energy states that due to sea ice conditions, repairs will not be possible for weeks.