Strong earthquake rocks Tonga

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A 6.0 magnitude earthquake has struck off the coast of the Pacific island of Tonga. No damage has been reported and a tsunami warning was not issued.

Preliminary Earthquake Report:

Magnitude 6.0

Date-Time โ€ข 18 Oct 2017 12:01:00 UTC

โ€ข 18 Oct 2017 12:01:00 near epicenter

Location 20.598S 173.895W

Depth 10 km

Distances โ€ข 99.1 km (61.5 mi) SSE of Pangai, Tonga
โ€ข 148.6 km (92.1 mi) ENE of Nukuโ€˜alofa, Tonga
โ€ข 770.7 km (477.8 mi) SSW of Tฤfuna, American Samoa
โ€ข 777.3 km (481.9 mi) SSW of Pago Pago, American Samoa
โ€ข 782.1 km (484.9 mi) SSW of Apia, Samoa

Location Uncertainty Horizontal: 8.9 km; Vertical 1.8 km

Parameters Nph = 124; Dmin = 773.1 km; Rmss = 1.29 seconds; Gp = 31ยฐ

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Chief Assignment Editor

Chief Assignment editor is Oleg Siziakov

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