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Very strong mag. 6.8 earthquake - 156 km northwest of Ternate, North Maluku, Indonesia, on Wednesday, July 9, 1986 at 23:10 GMT

Very strong mag. 6.8 earthquake - 156 km northwest of Ternate, North Maluku, Indonesia, on Wednesday, July 9, 1986 at 23:10 GMT

Very strong magnitude 6.8 earthquake at 28 km depth

1 Jan 00:00 UTC: First to report: USGS after 30 seconds.
Date & time: Jul 9, 1986 23:10:53 UTC
Magnitude: 6.8
Depth: 27.6 km
Epicenter latitude / longitude: 1.904°N / 126.525°E (Molucca Sea, Indonesia)
Antipode: 1.904°S / 53.475°W
Nearest volcano: Gamkonora (125 km / 78 mi)
Nearby towns and cities:
156 km (97 mi) NW of Ternate (pop: 101,700) --> See nearby quakes!
157 km (97 mi) ENE of Bitung (pop: 137,400) --> See nearby quakes!
166 km (103 mi) W of Tobelo (Kabupaten Halmahera Utara) (pop: 10,000) --> See nearby quakes!
173 km (108 mi) NW of Sofifi (Kota Tidore Kepulauan) (pop: 36,200) --> See nearby quakes!
178 km (111 mi) ENE of Laikit, Laikit II (Dimembe) (Kabupaten Minahasa Utara) (pop: 8,000) --> See nearby quakes!
191 km (119 mi) ENE of Tondano (Kabupaten Minahasa) (pop: 33,300) --> See nearby quakes!
192 km (119 mi) ENE of Manado (pop: 451,900) --> See nearby quakes!
202 km (126 mi) ENE of Tomohon (pop: 27,600) --> See nearby quakes!
407 km (253 mi) SSE of Sarangani (Davao del Sur, Philippines) (pop: 7,510) --> See nearby quakes!
414 km (257 mi) ENE of Gorontalo (pop: 144,200) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 1 x 1015 joules (278 gigawatt hours, equivalent to 2.4 x 105 tons of TNT or 14.9 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
6.828 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 (111 quakes)

Date and timeMag
Depth
LocationDetails
Dec 26, 1986 21:25
35 years ago
5.1

33 km
97 km W of Pulau Laba Island, North Maluku, IndonesiaMore
Dec 21, 1986 11:34
35 years ago
5.5

131 km
50 km E of Pulau Siau Island, North Sulawesi, IndonesiaMore
Dec 8, 1986 12:24
35 years ago
4.8

58 km
97 km W of Pulau Laba Island, North Maluku, IndonesiaMore
Nov 28, 1986 13:44
35 years ago
4.8

86 km
142 km NW of Ternate, North Maluku, IndonesiaMore
Nov 27, 1986 19:03
35 years ago
4.4

95 km
96 km N of Pulau Gureda Island, North Maluku, IndonesiaMore
Nov 27, 1986 00:30
35 years ago
4.8

62 km
29 km NW of Pulau Deherete Island, North Maluku, IndonesiaMore
Nov 26, 1986 04:11
35 years ago
4.7

61 km
132 km NW of Ternate, North Maluku, IndonesiaMore
Nov 24, 1986 16:01
35 years ago
5.1

48 km
143 km NW of Ternate, North Maluku, IndonesiaMore
Nov 14, 1986 16:37
36 years ago
4.3

33 km
115 km NW of Ternate, North Maluku, IndonesiaMore
Nov 11, 1986 00:02
36 years ago
6.0

79 km
103 km W of Pulau Laba Island, North Maluku, IndonesiaMore
Nov 10, 1986 02:26
36 years ago
4.8

78 km
120 km NW of Pulau Tutu Island, North Maluku, IndonesiaMore
Nov 4, 1986 04:44
36 years ago
5.2

67 km
68 km NW of Pulau Sedeng Island, North Maluku, IndonesiaMore
Oct 30, 1986 21:40
36 years ago
4.7

49 km
151 km E of Bitung, North Sulawesi, IndonesiaMore
Oct 25, 1986 17:03
36 years ago
5.0

113 km
Pulau Tutu, 116 km N of Ternate, North Maluku, IndonesiaMore
Oct 25, 1986 16:45
36 years ago
4.2

33 km
100 km SW of Pulau Karis Island, IndonesiaMore
Oct 22, 1986 05:30
36 years ago
5.0

76 km
109 km NW of Pulau Tutu Island, North Maluku, IndonesiaMore
Oct 21, 1986 21:57
36 years ago
5.0

142 km
84 km N of Ternate, North Maluku, IndonesiaMore
Oct 21, 1986 12:15
36 years ago
4.9

67 km
113 km NW of Ternate, North Maluku, IndonesiaMore
Oct 20, 1986 08:43
36 years ago
5.0

33 km
116 km W of Pulau Deherete Island, North Maluku, IndonesiaMore
Oct 20, 1986 06:30
36 years ago
5.5

42 km
109 km NW of Pulau Laba Island, North Maluku, IndonesiaMore
Oct 20, 1986 06:27
36 years ago
5.2

33 km
109 km S of Pulau Kaburuang Island, North Sulawesi, IndonesiaMore
Oct 16, 1986 23:03
36 years ago
4.7

207 km
67 km N of Ternate, North Maluku, IndonesiaMore
Oct 15, 1986 00:03
36 years ago
4.5

33 km
151 km NW of Ternate, North Maluku, IndonesiaMore
Oct 8, 1986 16:37
36 years ago
4.4

33 km
165 km NE of Bitung, North Sulawesi, IndonesiaMore
Oct 2, 1986 20:15
36 years ago
5.5

46 km
88 km NW of Pulau Sedeng Island, North Maluku, IndonesiaMore
Sep 26, 1986 01:49
36 years ago
4.7

144 km
79 km NW of Ternate, North Maluku, IndonesiaMore
Sep 14, 1986 20:16
36 years ago
4.9

33 km
139 km E of Bitung, North Sulawesi, IndonesiaMore
Sep 6, 1986 04:04
36 years ago
4.8

139 km
81 km N of Ternate, North Maluku, IndonesiaMore
Sep 5, 1986 21:08
36 years ago
4.8

73 km
137 km NW of Ternate, North Maluku, IndonesiaMore
Sep 1, 1986 23:53
36 years ago
5.0

33 km
93 km W of Pulau Laba Island, North Maluku, IndonesiaMore
Aug 29, 1986 13:41
36 years ago
4.8

75 km
108 km SE of Bitung, North Sulawesi, IndonesiaMore
Aug 27, 1986 01:15
36 years ago
4.2

33 km
97 km NW of Pulau Tutu Island, North Maluku, IndonesiaMore
Aug 26, 1986 19:03
36 years ago
4.6

33 km
81 km W of Pulau Laba Island, North Maluku, IndonesiaMore
Aug 25, 1986 00:19
36 years ago
4.7

33 km
153 km NW of Ternate, North Maluku, IndonesiaMore
Aug 25, 1986 00:13
36 years ago
5.0

33 km
156 km NW of Ternate, North Maluku, IndonesiaMore
Aug 24, 1986 23:46
36 years ago
5.6

35 km
83 km NW of Pulau Tutu Island, North Maluku, IndonesiaMore
Aug 24, 1986 09:37
36 years ago
4.2

33 km
52 km W of Pulau Laba Island, North Maluku, IndonesiaMore
Aug 24, 1986 09:20
36 years ago
4.3

33 km
70 km NW of Pulau Tutu Island, North Maluku, IndonesiaMore
Aug 24, 1986 09:17
36 years ago
4.0

104 km
106 km W of Pulau Laba Island, North Maluku, IndonesiaMore
Aug 24, 1986 06:52
36 years ago
5.0

33 km
89 km NW of Pulau Tutu Island, North Maluku, IndonesiaMore
Aug 24, 1986 02:09
36 years ago
4.6

33 km
58 km W of Pulau Laba Island, North Maluku, IndonesiaMore
Aug 23, 1986 19:53
36 years ago
4.8

33 km
61 km W of Pulau Laba Island, North Maluku, IndonesiaMore
Aug 23, 1986 18:27
36 years ago
5.0

33 km
149 km NW of Ternate, North Maluku, IndonesiaMore
Aug 22, 1986 20:12
36 years ago
4.6

35 km
139 km NW of Ternate, North Maluku, IndonesiaMore
Aug 22, 1986 12:25
36 years ago
4.8

33 km
115 km NW of Ternate, North Maluku, IndonesiaMore
Aug 22, 1986 12:19
36 years ago
4.5

33 km
111 km NW of Ternate, North Maluku, IndonesiaMore
Aug 21, 1986 17:55
36 years ago
5.2

44 km
Nusa Kahatola, 92 km N of Ternate, North Maluku, IndonesiaMore
Aug 21, 1986 17:38
36 years ago
4.7

33 km
145 km NW of Ternate, North Maluku, IndonesiaMore
Aug 20, 1986 18:15
36 years ago
5.5

33 km
164 km NE of Bitung, North Sulawesi, IndonesiaMore
Aug 20, 1986 12:12
36 years ago
4.2

33 km
75 km W of Pulau Laba Island, North Maluku, IndonesiaMore
Aug 19, 1986 13:35
36 years ago
4.4

33 km
85 km W of Pulau Laba Island, North Maluku, IndonesiaMore
Aug 18, 1986 14:16
36 years ago
5.8

33 km
139 km NW of Ternate, North Maluku, IndonesiaMore
Aug 18, 1986 01:11
36 years ago
4.8

33 km
174 km NE of Bitung, North Sulawesi, IndonesiaMore
Aug 17, 1986 19:28
36 years ago
5.0

33 km
95 km W of Pulau Laba Island, North Maluku, IndonesiaMore
Aug 17, 1986 18:53
36 years ago
4.9

33 km
91 km W of Pulau Laba Island, North Maluku, IndonesiaMore
Aug 17, 1986 18:34
36 years ago
5.2

33 km
92 km W of Pulau Laba Island, North Maluku, IndonesiaMore
Aug 17, 1986 18:25
36 years ago
4.7

33 km
104 km NW of Pulau Tutu Island, North Maluku, IndonesiaMore
Aug 17, 1986 16:58
36 years ago
4.8

33 km
75 km W of Pulau Laba Island, North Maluku, IndonesiaMore
Aug 17, 1986 16:21
36 years ago
5.4

33 km
86 km W of Pulau Laba Island, North Maluku, IndonesiaMore
Aug 17, 1986 16:14
36 years ago
5.1

33 km
86 km NW of Pulau Tutu Island, North Maluku, IndonesiaMore
Aug 17, 1986 16:09
36 years ago
5.0

33 km
82 km W of Pulau Laba Island, North Maluku, IndonesiaMore
Aug 17, 1986 15:52
36 years ago
5.5

33 km
83 km NW of Pulau Tutu Island, North Maluku, IndonesiaMore
Aug 17, 1986 15:44
36 years ago
5.0

33 km
74 km W of Pulau Laba Island, North Maluku, IndonesiaMore
Aug 17, 1986 15:31
36 years ago
6.3

33 km
67 km NW of Pulau Tutu Island, North Maluku, IndonesiaMore
Aug 17, 1986 15:27
36 years ago
6.4

31 km
84 km W of Pulau Laba Island, North Maluku, IndonesiaMore
Aug 17, 1986 10:26
36 years ago
5.3

33 km
150 km NW of Ternate, North Maluku, IndonesiaMore
Aug 17, 1986 04:33
36 years ago
5.0

33 km
75 km NW of Pulau Tutu Island, North Maluku, IndonesiaMore
Aug 16, 1986 22:39
36 years ago
5.0

33 km
149 km NW of Ternate, North Maluku, IndonesiaMore
Aug 16, 1986 21:08
36 years ago
6.1

33 km
143 km E of Bitung, North Sulawesi, IndonesiaMore
Aug 16, 1986 17:19
36 years ago
6.4

33 km
153 km NW of Ternate, North Maluku, IndonesiaMore
Aug 16, 1986 14:40
36 years ago
5.1

33 km
108 km W of Pulau Tongidi Island, North Maluku, IndonesiaMore
Aug 16, 1986 06:08
36 years ago
4.6

33 km
155 km NW of Ternate, North Maluku, IndonesiaMore
Aug 16, 1986 02:04
36 years ago
4.7

33 km
132 km N of Ternate, North Maluku, IndonesiaMore
Aug 15, 1986 19:09
36 years ago
4.8

33 km
115 km NW of Ternate, North Maluku, IndonesiaMore
Aug 15, 1986 16:20
36 years ago
5.1

33 km
106 km W of Pulau Tutu Island, North Maluku, IndonesiaMore
Aug 15, 1986 15:31
36 years ago
4.3

33 km
54 km NW of Pulau Tutu Island, North Maluku, IndonesiaMore
Aug 15, 1986 12:14
36 years ago
4.9

33 km
131 km E of Bitung, North Sulawesi, IndonesiaMore
Aug 15, 1986 11:02
36 years ago
4.9

33 km
138 km E of Bitung, North Sulawesi, IndonesiaMore
Aug 15, 1986 10:43
36 years ago
4.6

33 km
156 km N of Ternate, North Maluku, IndonesiaMore
Aug 15, 1986 07:40
36 years ago
6.3

33 km
153 km E of Bitung, North Sulawesi, IndonesiaMore
Aug 15, 1986 07:34
36 years ago
4.6

33 km
159 km NW of Ternate, North Maluku, IndonesiaMore
Aug 15, 1986 07:13
36 years ago
4.9

33 km
160 km NW of Ternate, North Maluku, IndonesiaMore
Aug 15, 1986 06:35
36 years ago
5.0

33 km
83 km NW of Pulau Tutu Island, North Maluku, IndonesiaMore
Aug 15, 1986 02:10
36 years ago
4.8

33 km
94 km NW of Pulau Tutu Island, North Maluku, IndonesiaMore
Aug 15, 1986 01:20
36 years ago
4.9

33 km
41 km W of Pulau Laba Island, North Maluku, IndonesiaMore
Aug 15, 1986 01:17
36 years ago
4.8

33 km
71 km W of Pulau Laba Island, North Maluku, IndonesiaMore
Aug 14, 1986 23:53
36 years ago
4.7

33 km
129 km NW of Ternate, North Maluku, IndonesiaMore
Aug 14, 1986 23:19
36 years ago
4.9

33 km
79 km NW of Pulau Tutu Island, North Maluku, IndonesiaMore
Aug 14, 1986 22:55
36 years ago
5.9

33 km
74 km NW of Pulau Tutu Island, North Maluku, IndonesiaMore
Aug 14, 1986 22:41
36 years ago
5.0

33 km
140 km NW of Ternate, North Maluku, IndonesiaMore
Aug 14, 1986 21:16
36 years ago
5.1

33 km
103 km W of Pulau Tongidi Island, North Maluku, IndonesiaMore
Aug 14, 1986 21:08
36 years ago
4.9

33 km
154 km E of Bitung, North Sulawesi, IndonesiaMore
Aug 14, 1986 21:05
36 years ago
5.0

33 km
134 km NW of Ternate, North Maluku, IndonesiaMore
Aug 14, 1986 21:02
36 years ago
4.8

33 km
148 km NW of Ternate, North Maluku, IndonesiaMore
Aug 14, 1986 20:29
36 years ago
5.0

33 km
85 km W of Pulau Laba Island, North Maluku, IndonesiaMore
Aug 14, 1986 20:11
36 years ago
5.4

33 km
89 km NW of Pulau Tutu Island, North Maluku, IndonesiaMore
Aug 14, 1986 19:39
36 years ago
7.5

33 km
147 km NW of Ternate, North Maluku, IndonesiaMore
Aug 12, 1986 16:09
36 years ago
5.3

33 km
42 km NW of Pulau Sedeng Island, North Maluku, IndonesiaMore
Aug 11, 1986 17:00
36 years ago
5.5

123 km
48 km NW of Pulau Tutu Island, North Maluku, IndonesiaMore
Jul 23, 1986 16:26
36 years ago
4.7

63 km
132 km E of Bitung, North Sulawesi, IndonesiaMore
Jul 19, 1986 09:43
36 years ago
5.1

79 km
158 km NE of Bitung, North Sulawesi, IndonesiaMore
Jul 15, 1986 14:39
36 years ago
4.8

43 km
156 km E of Bitung, North Sulawesi, IndonesiaMore
Jul 12, 1986 16:05
36 years ago
5.9

40 km
142 km E of Bitung, North Sulawesi, IndonesiaMore
Jul 12, 1986 09:06
36 years ago
5.1

109 km
Pulau Tutu, 119 km N of Ternate, North Maluku, IndonesiaMore
Jul 11, 1986 02:40
36 years ago
4.7

33 km
144 km NW of Ternate, North Maluku, IndonesiaMore
Jul 11, 1986 00:23
36 years ago
4.5

33 km
127 km NW of Ternate, North Maluku, IndonesiaMore
Jul 10, 1986 07:10
36 years ago
5.0

33 km
152 km NW of Ternate, North Maluku, IndonesiaMore
Jul 10, 1986 03:37
36 years ago
4.9

33 km
148 km NW of Ternate, North Maluku, IndonesiaMore
Jul 10, 1986 02:53
36 years ago
5.0

33 km
149 km E of Bitung, North Sulawesi, IndonesiaMore
Jul 10, 1986 01:29
36 years ago
5.9

33 km
138 km E of Bitung, North Sulawesi, IndonesiaMore
Jul 10, 1986 01:03
36 years ago
4.4

33 km
85 km N of Pulau Gureda Island, North Maluku, IndonesiaMore
Show all

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