Moderate mag. 4.5 earthquake - Philippines Sea, 56 km northwest of Gura Tabailenge Island, Indonesia, on Friday, 14 August 1987 at 21:36 (GMT)
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Moderate magnitude 4.5 earthquake at 33 km depth
Date & time: 14 Aug 1987 21:36:58 UTC
Depth: 33.0 km
Epicenter latitude / longitude: 2.835°N / 128.473°E (Philippines Sea, Indonesia)
Nearest volcano: Tarakan (133 km / 83 mi)
Nearby towns and cities:
133 km (83 mi) NNE of Tobelo (Kabupaten Halmahera Utara) (pop: 10,000) --> See nearby quakes!
254 km (158 mi) NNE of Sofifi (Kota Tidore Kepulauan) (pop: 36,200) --> See nearby quakes!
258 km (160 mi) NNE of Ternate (pop: 101,700) --> See nearby quakes!
396 km (246 mi) ENE of Bitung (pop: 137,400) --> See nearby quakes!
430 km (267 mi) ENE of Manado (pop: 451,900) --> See nearby quakes!
431 km (268 mi) ENE of Tondano (Kabupaten Minahasa) (pop: 33,300) --> See nearby quakes!
441 km (274 mi) ENE of Tomohon (pop: 27,600) --> See nearby quakes!
517 km (321 mi) NW of Sorong (pop: 125,500) --> See nearby quakes!
517 km (321 mi) SE of General Santos (Philippines) (pop: 679,600) --> See nearby quakes!
573 km (356 mi) SE of Koronadal City (Philippines) (pop: 125,500) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 3.5 x 1011 joules (98.6 megawatt hours, equivalent to 84.8 tons of TNT) More info
Data for the same earthquake reported by different agencies
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|4.5||33 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.