Strong mag. 6.0 earthquake - South Pacific Ocean, 121 km south of Nuku\'alofa, Tongatapu, on Friday, 11 December 1987 at 02:03 (GMT)
Quake Data | Interactive map | User Reports | Aftershocks | Earlier quakes in same area | Quakes in Tonga| ʻEua | Tongatapu | Ha‘apai | Vava‘u
Strong magnitude 6.0 earthquake at 37 km depth
Date & time: 11 Dec 1987 02:03:09 UTC
Depth: 36.9 km
Epicenter latitude / longitude: 22.156°S / 174.797°W (South Pacific Ocean, Tonga)
Nearest volcano: Unnamed 21.38°S/175.65°W (123 km / 76 mi)
Nearby towns and cities:
93 km (58 mi) S of ‘Ohonua (Ohonua) (pop: 1,240) --> See nearby quakes!
117 km (73 mi) SSE of Kolonga (pop: 1,100) --> See nearby quakes!
121 km (75 mi) SSE of Nuku'alofa (pop: 22,400) --> See nearby quakes!
121 km (75 mi) SSE of Nuku‘alofa (pop: 22,400) --> See nearby quakes!
264 km (164 mi) S of Pangai (pop: 1,740) --> See nearby quakes!
399 km (248 mi) SSW of Neiafu (pop: 4,320) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 6.3 x 1013 joules (17.5 gigawatt hours, equivalent to 15080 tons of TNT or 0.9 atomic bombs!) More info
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.
|M 6.0||37 km||Tonga region||USGS|
User reports for this quake
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
be the first to report it!There are no user reports for this quake yet. If you felt it
More infoRecorded aftershocks, latest first (1 quakes):
- 30 May 1988 19:18 UTC| M 5.4 |33 km (20.5 mi) depth|36 km (22 mi) distance| USGS | Details