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Strong mag. 6.4 earthquake - 118 km east of Bitung, North Sulawesi, Indonesia, on Thursday, January 29, 1987 at 02:43 GMT

Strong mag. 6.4 earthquake - 118 km east of Bitung, North Sulawesi, Indonesia, on Thursday, January 29, 1987 at 02:43 GMT

Strong magnitude 6.4 earthquake at 48 km depth

1 Jan 00:00 UTC: First to report: USGS after 30 seconds.
Date & time: Jan 29, 1987 02:43:47 UTC
Magnitude: 6.4
Depth: 48.4 km
Epicenter latitude / longitude: 1.265°N / 126.232°E (Molucca Sea, Indonesia)
Antipode: 1.265°S / 53.768°W
Nearest volcano: Tangkoko (118 km / 73 mi)
Nearby towns and cities:
118 km (73 mi) E of Bitung (pop: 137,400) --> See nearby quakes!
139 km (86 mi) WNW of Ternate (pop: 101,700) --> See nearby quakes!
142 km (88 mi) E of Laikit, Laikit II (Dimembe) (Kabupaten Minahasa Utara) (pop: 8,000) --> See nearby quakes!
147 km (91 mi) E of Tondano (Kabupaten Minahasa) (pop: 33,300) --> See nearby quakes!
156 km (97 mi) E of Manado (pop: 451,900) --> See nearby quakes!
159 km (99 mi) WNW of Sofifi (Kota Tidore Kepulauan) (pop: 36,200) --> See nearby quakes!
159 km (99 mi) E of Tomohon (pop: 27,600) --> See nearby quakes!
204 km (127 mi) WSW of Tobelo (Kabupaten Halmahera Utara) (pop: 10,000) --> See nearby quakes!
362 km (225 mi) ENE of Gorontalo (pop: 144,200) --> See nearby quakes!
456 km (283 mi) ENE of Luwuk (pop: 47,800) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 2.5 x 1014 joules (69.8 gigawatt hours, equivalent to 60036 tons of TNT or 3.8 atomic bombs!) | about seismic energy
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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.
Mag.DepthLocationSource
6.448 kmMolucca Sea (Indonesia)USGS
Note: for quakes of 2012 and earlier, our database often contains only records from USGS.

User reports for this quake

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
There are no user reports for this quake.
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Aftershocks

[More info]

Recorded aftershocks, latest first (36 quakes)

Date and timeMag
Depth
LocationDetails
Jul 12, 1987 20:29
35 years ago
5.2

77 km
162 km NE of Bitung, North Sulawesi, IndonesiaMore
Jul 12, 1987 08:50
35 years ago
4.8

33 km
154 km E of Bitung, North Sulawesi, IndonesiaMore
Jul 12, 1987 08:18
35 years ago
5.2

33 km
159 km NE of Bitung, North Sulawesi, IndonesiaMore
Jun 22, 1987 03:07
35 years ago
4.7

33 km
122 km E of Bitung, North Sulawesi, IndonesiaMore
Jun 11, 1987 23:48
35 years ago
5.2

45 km
99 km E of Bitung, North Sulawesi, IndonesiaMore
May 31, 1987 21:18
35 years ago
4.7

102 km
126 km NW of Ternate, North Maluku, IndonesiaMore
May 26, 1987 22:26
35 years ago
4.7

33 km
142 km NW of Ternate, North Maluku, IndonesiaMore
May 9, 1987 19:10
35 years ago
4.6

112 km
119 km NW of Ternate, North Maluku, IndonesiaMore
Apr 11, 1987 12:43
35 years ago
4.8

67 km
114 km W of Ternate, North Maluku, IndonesiaMore
Mar 25, 1987 15:32
35 years ago
4.4

84 km
145 km E of Bitung, North Sulawesi, IndonesiaMore
Mar 21, 1987 13:29
35 years ago
4.6

33 km
118 km W of Ternate, North Maluku, IndonesiaMore
Mar 19, 1987 08:31
35 years ago
5.0

38 km
129 km W of Ternate, North Maluku, IndonesiaMore
Mar 16, 1987 21:11
35 years ago
4.8

30 km
119 km W of Ternate, North Maluku, IndonesiaMore
Mar 15, 1987 08:57
35 years ago
4.5

33 km
116 km W of Ternate, North Maluku, IndonesiaMore
Mar 7, 1987 23:18
35 years ago
4.2

33 km
126 km SE of Bitung, North Sulawesi, IndonesiaMore
Feb 28, 1987 04:00
35 years ago
4.8

33 km
108 km W of Ternate, North Maluku, IndonesiaMore
Feb 27, 1987 21:43
35 years ago
4.7

100 km
91 km NW of Ternate, North Maluku, IndonesiaMore
Feb 26, 1987 06:37
35 years ago
4.6

33 km
111 km NW of Ternate, North Maluku, IndonesiaMore
Feb 23, 1987 23:49
35 years ago
5.1

47 km
115 km W of Ternate, North Maluku, IndonesiaMore
Feb 21, 1987 01:05
35 years ago
5.2

42 km
139 km W of Ternate, North Maluku, IndonesiaMore
Feb 18, 1987 14:22
35 years ago
4.8

33 km
109 km W of Ternate, North Maluku, IndonesiaMore
Feb 17, 1987 12:42
35 years ago
4.7

33 km
92 km W of Ternate, North Maluku, IndonesiaMore
Feb 16, 1987 22:58
35 years ago
4.3

116 km
101 km W of Ternate, North Maluku, IndonesiaMore
Feb 16, 1987 22:20
35 years ago
5.0

33 km
120 km W of Ternate, North Maluku, IndonesiaMore
Feb 16, 1987 20:08
35 years ago
4.4

33 km
122 km W of Ternate, North Maluku, IndonesiaMore
Feb 16, 1987 17:45
35 years ago
5.0

33 km
109 km W of Ternate, North Maluku, IndonesiaMore
Feb 16, 1987 17:28
35 years ago
6.2

25 km
130 km SE of Bitung, North Sulawesi, IndonesiaMore
Feb 16, 1987 17:20
35 years ago
4.8

33 km
129 km W of Ternate, North Maluku, IndonesiaMore
Feb 16, 1987 16:39
35 years ago
5.0

33 km
125 km W of Ternate, North Maluku, IndonesiaMore
Feb 16, 1987 09:38
35 years ago
5.4

37 km
133 km SE of Bitung, North Sulawesi, IndonesiaMore
Feb 14, 1987 12:08
35 years ago
5.0

67 km
133 km SE of Bitung, North Sulawesi, IndonesiaMore
Feb 14, 1987 09:00
35 years ago
5.2

52 km
128 km W of Ternate, North Maluku, IndonesiaMore
Feb 13, 1987 11:08
35 years ago
4.7

33 km
115 km W of Ternate, North Maluku, IndonesiaMore
Feb 13, 1987 07:18
35 years ago
6.8

32 km
136 km W of Ternate, North Maluku, IndonesiaMore
Feb 8, 1987 17:48
35 years ago
6.2

17 km
127 km NW of Ternate, North Maluku, IndonesiaMore
Feb 7, 1987 11:31
35 years ago
5.0

33 km
121 km NW of Ternate, North Maluku, IndonesiaMore

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