Major magnitude 7.2 earthquake - 69 km south of Stirling Island, Western Province, Solomon Islands, on Friday, July 29, 1977 at 11:15 GMT

Major magnitude 7.2 earthquake - 69 km south of Stirling Island, Western Province, Solomon Islands, on Friday, July 29, 1977 at 11:15 GMT Major magnitude 7.2 earthquake - 69 km south of Stirling Island, Western Province, Solomon Islands, on Friday, July 29, 1977 at 11:15 GMT

Major magnitude 7.2 earthquake at 33 km depth

1 Jan 00:00 UTC: First to report: USGS after 30 seconds.

Earthquake details

Date & timeJul 29, 1977 11:15:45 UTC
Local time at epicenter
StatusConfirmed
Magnitude7.2
Depth33.0 km
Epicenter latitude / longitude8.031°S / 155.538°E (Solomon Sea, Solomon Islands)
Antipode8.031°N / 24.462°W
Shaking intensityVery strong shaking near epicenter
Felt0 reports
Primary data sourceUSGS (United States Geological Survey)
Nearest volcanoSimbo (112 km / 70 mi)
Nearby towns and cities144 km (89 mi) S of Buin (Papua New Guinea) (pop: 750) | Show on map | Quakes nearby
144 km (89 mi) W of Gizo (New Georgia Group) (pop: 6,150) | Show on map | Quakes nearby
191 km (119 mi) S of Panguna (Papua New Guinea) (pop: 2,920) | Show on map | Quakes nearby
200 km (125 mi) S of Arawa (Papua New Guinea) (pop: 40,300) | Show on map | Quakes nearby
Estimated seismic energy released4 x 1015 joules (1106 gigawatt hours, equivalent to 9.5 x 105 tons of TNT or 59.5 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
7.233 kmSolomon IslandsUSGS
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 (72 quakes)

Date and timeMag
Depth
LocationDetails
Jul 29, 1979 04:36
43 years ago
5.1

43 km
74 km W of Torokina Islet Island, Bougainville, Papua New GuineaMore
Jul 27, 1979 14:33
43 years ago
5.1

50 km
33 km S of Alu Island, Western Province, Solomon IslandsMore
Jul 19, 1979 15:26
43 years ago
4.5

33 km
90 km W of Treasury s Island, Western Province, Solomon IslandsMore
Jul 10, 1979 11:29
43 years ago
5.2

33 km
Papua New GuineaMore
Jun 3, 1979 23:52
43 years ago
5.1

33 km
162 km SW of Arawa, Bougainville, Papua New GuineaMore
May 27, 1979 14:22
43 years ago
5.8

26 km
Papua New GuineaMore
May 26, 1979 21:23
43 years ago
3.8

76 km
64 km S of Arawa, Bougainville, Papua New GuineaMore
May 9, 1979 19:22
43 years ago
4.8

33 km
207 km SW of Gizo, New Georgia Group, Western Province, Solomon IslandsMore
May 6, 1979 00:35
43 years ago
4.9

137 km
Ovau Island, 67 km SE of Arawa, Bougainville, Papua New GuineaMore
Apr 24, 1979 13:21
43 years ago
4.1

143 km
Obeani Island, Solomon Islands, 109 km SE of Arawa, Papua New GuineaMore
Apr 15, 1979 17:12
43 years ago
4.8

40 km
67 km S of Stirling Island, Western Province, Solomon IslandsMore
Mar 21, 1979 05:35
43 years ago
5.6

33 km
Solomon Islands, 177 km SW of Arawa, Bougainville, Papua New GuineaMore
Mar 21, 1979 04:16
43 years ago
5.0

80 km
54 km SW of Arawa, Bougainville, Papua New GuineaMore
Mar 21, 1979 04:14
43 years ago
5.0

73 km
65 km S of Arawa, Bougainville, Papua New GuineaMore
Mar 14, 1979 19:53
43 years ago
5.3

47 km
35 km SE of Alu Island, Western Province, Solomon IslandsMore
Feb 26, 1979 04:55
44 years ago
5.5

33 km
31 km SW of Pacific Island, Solomon IslandsMore
Feb 22, 1979 13:27
44 years ago
4.1

51 km
29 km SW of Torokina Islet Island, Bougainville, Papua New GuineaMore
Feb 10, 1979 21:59
44 years ago
5.0

409 km
52 km W of Torokina Islet Island, Bougainville, Papua New GuineaMore
Feb 6, 1979 20:08
44 years ago
4.3

41 km
216 km SW of Arawa, Bougainville, Papua New GuineaMore
Jan 24, 1979 01:30
44 years ago
5.5

160 km
21 km E of Torokina Islet Island, Bougainville, Papua New GuineaMore
Jan 3, 1979 10:39
44 years ago
4.6

69 km
Papua New Guinea, 24 km N of Alu Island, Western Province, Solomon IslandsMore
Dec 30, 1978 12:37
44 years ago
4.7

86 km
Torokina Islet, 72 km W of Arawa, Bougainville, Papua New GuineaMore
Dec 3, 1978 07:46
44 years ago
5.4

33 km
55 km W of Treasury s Island, Western Province, Solomon IslandsMore
Dec 3, 1978 03:44
44 years ago
5.4

33 km
30 km W of Treasury s Island, Western Province, Solomon IslandsMore
Dec 3, 1978 00:57
44 years ago
5.1

33 km
82 km W of Treasury s Island, Western Province, Solomon IslandsMore
Dec 2, 1978 17:00
44 years ago
4.3

33 km
Treasury Islands, Solomon Islands, 133 km S of Arawa, Papua New GuineaMore
Dec 2, 1978 08:22
44 years ago
5.3

38 km
82 km SW of Torokina Islet Island, Bougainville, Papua New GuineaMore
Dec 1, 1978 13:54
44 years ago
4.7

70 km
53 km SE of Alu Island, Western Province, Solomon IslandsMore
Nov 22, 1978 05:38
44 years ago
4.7

44 km
117 km SW of Arawa, Bougainville, Papua New GuineaMore
Nov 20, 1978 02:35
44 years ago
5.3

33 km
135 km SW of Arawa, Bougainville, Papua New GuineaMore
Nov 19, 1978 16:28
44 years ago
5.6

33 km
135 km SW of Arawa, Bougainville, Papua New GuineaMore
Oct 15, 1978 12:50
44 years ago
5.0

391 km
37 km S of Torokina Islet Island, Bougainville, Papua New GuineaMore
Oct 4, 1978 00:27
44 years ago
4.8

31 km
42 km N of Nakaza Island, Solomon IslandsMore
Sep 15, 1978 06:39
44 years ago
5.0

33 km
41 km N of Nakaza Island, Solomon IslandsMore
Sep 11, 1978 06:45
44 years ago
4.8

33 km
56 km S of Stirling Island, Western Province, Solomon IslandsMore
Sep 5, 1978 19:40
44 years ago
5.4

52 km
38 km S of Torokina Islet Island, Bougainville, Papua New GuineaMore
Sep 2, 1978 09:09
44 years ago
4.5

42 km
66 km SE of Obeani Island, Solomon IslandsMore
Sep 2, 1978 05:47
44 years ago
5.2

33 km
46 km N of Nakaza Island, Solomon IslandsMore
Sep 2, 1978 03:24
44 years ago
5.5

33 km
65 km SE of Taro Island, Choiseul, Solomon IslandsMore
Sep 1, 1978 17:58
44 years ago
4.1

33 km
92 km N of Gizo, New Georgia Group, Western Province, Solomon IslandsMore
Sep 1, 1978 12:34
44 years ago
5.0

33 km
Solomon IslandsMore
Sep 1, 1978 10:07
44 years ago
5.5

16 km
41 km N of Nakaza Island, Solomon IslandsMore
Sep 1, 1978 09:56
44 years ago
6.2

33 km
50 km N of Nakaza Island, Solomon IslandsMore
Aug 11, 1978 19:49
44 years ago
5.0

81 km
45 km S of Torokina Islet Island, Bougainville, Papua New GuineaMore
Aug 5, 1978 18:11
44 years ago
4.4

61 km
Papua New Guinea, 27 km NW of Alu Island, Western Province, Solomon IslandsMore
Jul 13, 1978 23:57
44 years ago
5.3

71 km
31 km W of Alu Island, Western Province, Solomon IslandsMore
Jul 3, 1978 03:12
44 years ago
5.4

32 km
101 km W of Stirling Island, Western Province, Solomon IslandsMore
Jun 25, 1978 06:38
44 years ago
4.8

81 km
27 km SW of Torokina Islet Island, Bougainville, Papua New GuineaMore
Jun 17, 1978 07:17
44 years ago
4.4

66 km
40 km SE of Alu Island, Western Province, Solomon IslandsMore
Jun 10, 1978 08:00
44 years ago
5.4

70 km
Torokina Islet, 73 km W of Arawa, Bougainville, Papua New GuineaMore
May 29, 1978 19:27
44 years ago
4.6

55 km
91 km SW of Torokina Islet Island, Bougainville, Papua New GuineaMore
May 29, 1978 17:25
44 years ago
5.6

43 km
52 km SW of Torokina Islet Island, Bougainville, Papua New GuineaMore
May 19, 1978 22:28
44 years ago
5.2

101 km
36 km NW of Torokina Islet Island, Bougainville, Papua New GuineaMore
Apr 24, 1978 14:59
44 years ago
4.8

61 km
35 km S of Torokina Islet Island, Bougainville, Papua New GuineaMore
Apr 24, 1978 12:23
44 years ago
4.3

37 km
Solomon IslandsMore
Apr 16, 1978 10:27
44 years ago
4.8

70 km
189 km SW of Arawa, Bougainville, Papua New GuineaMore
Mar 31, 1978 07:01
44 years ago
5.4

44 km
33 km SW of Torokina Islet Island, Bougainville, Papua New GuineaMore
Feb 9, 1978 15:30
45 years ago
5.4

75 km
Alu Island, Solomon Islands, 101 km SE of Arawa, Bougainville, Papua New GuineaMore
Nov 14, 1977 12:03
45 years ago
5.1

52 km
69 km W of Torokina Islet Island, Bougainville, Papua New GuineaMore
Nov 7, 1977 22:57
45 years ago
5.7

75 km
23 km E of Alu Island, Western Province, Solomon IslandsMore
Oct 29, 1977 08:05
45 years ago
5.5

72 km
41 km SW of Torokina Islet Island, Bougainville, Papua New GuineaMore
Oct 13, 1977 23:10
45 years ago
5.2

82 km
52 km W of Torokina Islet Island, Bougainville, Papua New GuineaMore
Sep 6, 1977 08:19
45 years ago
4.4

111 km
74 km S of Arawa, Bougainville, Papua New GuineaMore
Sep 2, 1977 16:05
45 years ago
5.1

109 km
Baobi Island, Solomon Islands, 92 km SE of Arawa, Bougainville, Papua New GuineaMore
Aug 12, 1977 00:07
45 years ago
5.9

58 km
32 km S of Torokina Islet Island, Bougainville, Papua New GuineaMore
Aug 6, 1977 11:26
45 years ago
5.4

83 km
Alu Island, Solomon Islands, 99 km S of Arawa, Bougainville, Papua New GuineaMore
Aug 5, 1977 21:21
45 years ago
5.0

45 km
Solomon IslandsMore
Aug 2, 1977 10:19
45 years ago
4.9

62 km
36 km SE of Stirling Island, Western Province, Solomon IslandsMore
Aug 1, 1977 09:08
45 years ago
5.2

27 km
80 km W of Treasury s Island, Western Province, Solomon IslandsMore
Jul 29, 1977 15:57
45 years ago
5.0

33 km
Solomon IslandsMore
Jul 29, 1977 15:36
45 years ago
4.7

33 km
62 km S of Stirling Island, Western Province, Solomon IslandsMore
Jul 29, 1977 11:48
45 years ago
4.9

36 km
52 km SE of Stirling Island, Western Province, Solomon IslandsMore
Show all

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