Moderate mag. 5.0 earthquake - 375 km south of Nuku‘alofa, Nuku\'alofa, Tongatapu, Tonga, on 2019-10-31 04:38:36 -12:00 -

Moderate mag. 5.0 earthquake  - 375 km south of Nuku‘alofa, Nuku\'alofa, Tongatapu, Tonga, on 2019-10-31 04:38:36 -12:00

Moderate magnitude 5.0 earthquake at 29 km depth

31 Oct 17:00 UTC: First to report: USGS after 22 minutes.
Hypocenter depth recalculated from 35.0 to 29.3 km.
Date & time: 31 Oct 2019 04:38:36 UTC -
Local time at epicenter: 2019-10-31 04:38:36 -12:00
Magnitude: 5.0
Depth: 29.3 km
Epicenter latitude / longitude: 24.286°S / 176.5134°W (Tonga)
Nearest volcano: Unnamed 24.8°S/177.02°W (87 km / 54 mi)
Nearby towns and cities:
365 km (227 mi) SSW of ‘Ohonua (Ohonua) (pop: 1,240)
375 km (233 mi) SSW of Nuku‘alofa (Nuku'alofa) (pop: 22,400)
381 km (237 mi) SSW of Kolonga (pop: 1,100)
527 km (327 mi) SSW of Ha'apai
545 km (339 mi) SSW of Pangai (pop: 1,740)
679 km (422 mi) SSW of Neiafu (pop: 4,320)
816 km (507 mi) SSE of Levuka (Lomaiviti, Fiji) (pop: 8,360)
860 km (535 mi) SE of Suva (Balrampur, Fiji) (pop: 77,400)
Primary data source: USGS
Estimated released energy: 2 x 1012 joules (554 megawatt hours, equivalent to 477 tons of TNT) [learn more]
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Data for the same earthquake reported by different agencies

Info: The more agencies report about the same quake and post similar data, the more confidence you can have in the data. It takes normally up to a few hours until earthquake parameters are calculated with near-optimum precision.
MagnitudeDepthLocationSource
M 5.029 kmSouth of the Fiji Islands (Tonga)USGS
M 5.035 kmSouth Of Fiji Islands (Tonga)EMSC
M 5.810 kmSouth of Fiji Islands (Tonga)BMKG

User reports for this quake (1)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
Umkomaas / Light shaking (MMI IV)
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Aftershocks of the 5.0 quake 375 km south of Nuku‘alofa, Nuku'alofa, Tongatapu, Tonga, 2019-10-31 04:38:36 -12:00

More info
Recorded aftershocks, latest first (0 quakes):
So far, no aftershocks have been registered.

Earlier earthquakes in the same area

Moderate mag. 5.0 earthquake - 375 km south of Nuku‘alofa, Nuku'alofa, Tongatapu, Tonga, on 2019-10-31 04:38:36 -12:00
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