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12 Jul 2024 | 11:59 PM UTC

Japan: Magnitude-5.3 offshore earthquake occurs Ryukyu Islands July 13

Magnitude-5.3 earthquake occurs south of Ryukyu Islands, Japan, at around 08:18 July 13. No immediate reports of damage or injuries.

Informational

A magnitude-5.3 earthquake occurred in the western Pacific Ocean off the southeast coast of Okinawa at around 08:18 July 13. The epicenter was about 127 km (79 miles) south-southeast of Itoman. The tremor occurred at a depth of about 10 km (6 miles), and shaking was probably felt in parts of the southern Ryukyu Islands. There have been no initial reports of damage or casualties as a result of the earthquake, and significant damage is unlikely. It could take several hours until authorities can conduct comprehensive damage assessments, especially in remote areas. Light aftershocks are likely over the coming days. The event has not prompted any tsunami advisories.

Officials may temporarily shut down transportation infrastructure in the tremor zone to check for damage. Minor disruptions could occur during shutdowns, but service will likely resume quickly if no damage is found. Utility outages are possible, particularly near the earthquake's epicenter.

Out of an abundance of caution, consider vacating multistory buildings where shaking occurred until authorities confirm their structural integrity. Monitor and plan for aftershocks.