Strong mag. 6.0 earthquake - 212 km southeast of Ternate, North Maluku, Indonesia, on Saturday, April 27, 1963 at 08:43 GMT
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Strong magnitude 6.0 earthquake at 29 km depth
Earthquake details
| Date & time | Apr 27, 1963 08:43:01 UTC |
| Local time at epicenter | |
| Status | Confirmed |
| Magnitude | 6 |
| Depth | 28.8 km |
| Epicenter latitude / longitude | 0.854°S / 128.344°E  (North Maluku, Indonesia) |
| Antipode | 0.854°N / 51.656°W |
| Shaking intensity | Moderate shaking near epicenter |
| Felt | 0 reports |
| Primary data source | USGS (United States Geological Survey) |
| Nearest volcano | Bibinoi (70 km / 43 mi) |
| Nearby towns and cities | 197 km (123 mi) SSE of Sofifi (Kota Tidore Kepulauan) (pop: 36,200) | Show on map | Quakes nearby 212 km (132 mi) SSE of Ternate (pop: 101,700) | Show on map | Quakes nearby 284 km (176 mi) NNW of Amahai (Maluku) (pop: 47,700) | Show on map | Quakes nearby 290 km (180 mi) S of Tobelo (Kabupaten Halmahera Utara) (pop: 10,000) | Show on map | Quakes nearby 317 km (197 mi) N of Ambon City (Maluku) (pop: 355,600) | Show on map | Quakes nearby 324 km (202 mi) W of Sorong (West Papua) (pop: 125,500) | Show on map | Quakes nearby 435 km (270 mi) SE of Bitung (pop: 137,400) | Show on map | Quakes nearby 451 km (280 mi) ESE of Tondano (Kabupaten Minahasa, North Sulawesi) (pop: 33,300) | Show on map | Quakes nearby 462 km (287 mi) ESE of Tomohon (North Sulawesi) (pop: 27,600) | Show on map | Quakes nearby 468 km (291 mi) ESE of Manado (North Sulawesi) (pop: 451,900) | Show on map | Quakes nearby |
| Estimated seismic energy released | 6.3 x 1013 joules (17.5 gigawatt hours, equivalent to 15080 tons of TNT or 0.9 atomic bombs!) | about seismic energy |
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.
| Mag. | Depth | Location | Source |
| 6.0 | 29 km | Halmahera, Indonesia | USGS |
User reports for this quake
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
Aftershocks
[More info]
Recorded aftershocks, latest first (1 quake)
Date and time | Mag Depth | Location | Details |
| Apr 30, 1963 00:58 59 years ago | 6.3 60 km | 30 km NE of Pulau Jojikula Island, North Maluku, Indonesia | More |
Earlier earthquakes in the same area
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