Map: A 7.3-magnitude earthquake occurred near Vanuatu
Note: The map shows areas with a shaking intensity of 4 or greater, which the USGS defines as “slight,” although earthquakes may be felt outside of the areas shown. The New York Times
According to the US Geological Service, a strong earthquake with a magnitude of 7.3 occurred in the Coral Sea on Tuesday.
According to information, the earthquake created a tsunami threat for some parts of Vanuatu US Tsunami Warning SystemA part of the National Weather Service.
According to the agency, the earthquake occurred at 12:47 Vanuatu time, 19 miles west of Port Vila, Vanuatu.
The USGS earlier reported that it had a magnitude of 7.4.
As seismologists review available data, they may revise the earthquake’s reported magnitude. Additional information gathered about the earthquake may also prompt USGS scientists to update the magnitude map.
Earthquakes in the region
An aftershock is usually a smaller earthquake followed by a larger one in the same general area. Aftershocks are usually small adjustments along the part of the fault that slipped during the initial earthquake.
Earthquakes and aftershocks within 100 miles
Aftershocks can occur days, weeks or even years after the first earthquake. These events can be of the same or greater magnitude as the initial earthquake and may continue to affect areas already damaged.
Source: United States Geological Survey | Notes: Based on concussion categories Modified Mercalli Intensity scale. When post-earthquake data are available, relevant maps and tables include earthquakes within 100 miles and seven days of the initial earthquake. All times above are Vanuatu time. Concussion data as of Monday, December 16 at 9:01 p.m. Earthquakes reported as of Monday, December 16 at 10:02 PM Eastern.
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