Major magnitude 7.3 earthquake - 217 km northeast of Manado, North Sulawesi, Indonesia, on Monday, Oct 10, 1938 at 8:48 pm (GMT +0)
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Major magnitude 7.3 earthquake at 15 km depth
Local time at epicenter: Monday, Oct 10, 1938 at 8:48 pm (GMT +0)
Magnitude: 7.3
Depth: 15.0 km
Epicenter latitude / longitude: 2.379°N / 126.585°E

Antipode: 2.379°S / 53.415°W
Nearest volcano: Ruang (129 km / 80 mi)
Nearby towns and cities:
174 km (108 mi) WNW of Tobelo (Kabupaten Halmahera Utara) (pop: 10,000) --> See nearby quakes!
186 km (116 mi) NE of Bitung (pop: 137,400) --> See nearby quakes!
198 km (123 mi) NNW of Ternate (pop: 101,700) --> See nearby quakes!
205 km (127 mi) ENE of Laikit, Laikit II (Dimembe) (Kabupaten Minahasa Utara) (pop: 8,000) --> See nearby quakes!
212 km (132 mi) NNW of Sofifi (Kota Tidore Kepulauan) (pop: 36,200) --> See nearby quakes!
217 km (135 mi) ENE of Manado (pop: 451,900) --> See nearby quakes!
221 km (137 mi) ENE of Tondano (Kabupaten Minahasa) (pop: 33,300) --> See nearby quakes!
231 km (143 mi) ENE of Tomohon (pop: 27,600) --> See nearby quakes!
413 km (256 mi) SSE of Glan (Sarangani, Philippines) (pop: 24,300) --> See nearby quakes!
442 km (275 mi) ENE of Gorontalo (pop: 144,200) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 5.6 x 1015 joules (1562 gigawatt hours, equivalent to 1.3 x 106 tons of TNT or 84 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 |
7.3 | 15 km | Molucca Sea (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 (2 quakes)
Date and time![]() | Mag Depth | Location | Details |
Jun 2, 1939 03:33 83 years ago | 6.5 35 km | 68 km NW of Nusa Mawawo Island, Indonesia | More |
Oct 11, 1938 00:08 84 years ago | 6.2 15 km | 208 km NE of Manado, North Sulawesi, Indonesia | More |
Earlier earthquakes in the same area
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