Major magnitude 7.0 earthquake - 86 km south of Kokopo, East New Britain Province, Papua New Guinea, on Monday, July 26, 1971 at 02:25 GMT

Major magnitude 7.0 earthquake - 86 km south of Kokopo, East New Britain Province, Papua New Guinea, on Monday, July 26, 1971 at 02:25 GMT Major magnitude 7.0 earthquake - 86 km south of Kokopo, East New Britain Province, Papua New Guinea, on Monday, July 26, 1971 at 02:25 GMT

Major magnitude 7.0 earthquake at 40 km depth

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

Earthquake details

Date & timeJul 26, 1971 02:25:00 UTC
Local time at epicenter
StatusConfirmed
Magnitude7
Depth40.0 km
Epicenter latitude / longitude5.116°S / 152.282°E (Solomon Sea, Papua New Guinea)
Antipode5.116°N / 27.718°W
Shaking intensityStrong shaking near epicenter
Felt0 reports
Primary data sourceUSGS (United States Geological Survey)
Nearest volcanoRabaul (Tavurvur) (94 km / 58 mi)
Nearby towns and cities86 km (53 mi) S of Kokopo (pop: 26,300) | Show on map | Quakes nearby
103 km (64 mi) S of Rabaul (pop: 8,070) | Show on map | Quakes nearby
242 km (151 mi) ENE of Kimbe (Talasea District) (pop: 18,800) | Show on map | Quakes nearby
326 km (203 mi) ENE of Kandrian (pop: 1,010) | Show on map | Quakes nearby
327 km (203 mi) SSE of Kavieng (pop: 14,500) | Show on map | Quakes nearby
379 km (235 mi) WNW of Panguna (pop: 2,920) | Show on map | Quakes nearby
384 km (239 mi) WNW of Arawa (pop: 40,300) | Show on map | Quakes nearby
419 km (260 mi) WNW of Buin (pop: 750) | Show on map | Quakes nearby
745 km (463 mi) NE of Port Moresby (pop: 283,700) | Show on map | Quakes nearby
Estimated seismic energy released2 x 1015 joules (554 gigawatt hours, equivalent to 4.8 x 105 tons of TNT or 29.8 atomic bombs!) | about seismic energy
Show interactive Map
[smaller] [bigger]
If you felt this quake (or if you were near the epicenter), please share your experience and submit a short "I felt it" report! Other users would love to hear about it!
If you did NOT feel the quake although you were in the area, please report it! Your contribution is valuable to earthquake science, seismic hazard analysis and mitigation efforts. You can use your device location or the map to indicate where you were during the earthquake. Thank you!

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
7.040 kmNew Britain region, Papua New GuineaUSGS
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.
Volcanoes & Earthquakes - new app for Android

Aftershocks

[More info]

Recorded aftershocks, latest first (84 quakes)

Date and timeMag
Depth
LocationDetails
Jul 26, 1973 10:55
49 years ago
4.6

75 km
144 km SE of Kokopo, East New Britain Province, Papua New GuineaMore
Jul 18, 1973 02:01
49 years ago
4.6

56 km
East New Britain Province, 76 km E of New Britain Island, Papua New GuineaMore
Jul 5, 1973 19:24
49 years ago
5.2

150 km
Ailo Island, 87 km SW of Kokopo, East New Britain Province, Papua New GuineaMore
Jul 3, 1973 17:58
49 years ago
4.8

27 km
199 km S of Kokopo, East New Britain Province, Papua New GuineaMore
Jun 29, 1973 13:48
49 years ago
5.4

99 km
39 km E of Wallis Island, New Ireland, Papua New GuineaMore
Jun 20, 1973 10:11
49 years ago
4.6

141 km
65 km NE of Kimbe, Talasea District, West New Britain Province, Papua New GuineaMore
Jun 14, 1973 06:58
49 years ago
4.2

79 km
76 km S of Bournand Island, New Ireland, Papua New GuineaMore
Jun 6, 1973 13:19
49 years ago
4.8

36 km
131 km E of New Britain Island, West New Britain Province, Papua New GuineaMore
Jun 4, 1973 13:02
49 years ago
4.7

77 km
East New Britain Province, 55 km E of New Britain Island, Papua New GuineaMore
May 18, 1973 13:20
49 years ago
5.8

34 km
128 km SE of New Britain Island, West New Britain Province, Papua New GuineaMore
May 13, 1973 18:30
49 years ago
4.7

16 km
74 km NW of Kokopo, East New Britain Province, Papua New GuineaMore
May 12, 1973 22:46
49 years ago
4.8

44 km
33 km W of Lamassa Island, New Ireland, Papua New GuineaMore
May 12, 1973 16:20
49 years ago
5.9

13 km
71 km N of Kokopo, East New Britain Province, Papua New GuineaMore
May 12, 1973 14:05
49 years ago
5.6

14 km
51 km NW of Kokopo, East New Britain Province, Papua New GuineaMore
May 8, 1973 12:28
49 years ago
4.4

105 km
38 km SW of Bournand Island, New Ireland, Papua New GuineaMore
May 6, 1973 19:02
49 years ago
4.5

44 km
89 km SE of Wallis Island, New Ireland, Papua New GuineaMore
May 2, 1973 13:18
49 years ago
4.3

39 km
128 km SE of Wallis Island, New Ireland, Papua New GuineaMore
May 1, 1973 07:37
49 years ago
4.6

13 km
215 km S of Kokopo, East New Britain Province, Papua New GuineaMore
Apr 25, 1973 15:53
49 years ago
4.5

5 km
83 km SW of New Ireland Island, Papua New GuineaMore
Apr 23, 1973 08:51
49 years ago
4.1

274 km
60 km NW of Kokopo, East New Britain Province, Papua New GuineaMore
Apr 13, 1973 15:12
49 years ago
4.8

33 km
East New Britain Province, 64 km NE of New Britain Island, Papua New GuineaMore
Apr 7, 1973 05:08
49 years ago
4.4

78 km
22 km NE of Lamassa Island, New Ireland, Papua New GuineaMore
Mar 25, 1973 09:53
49 years ago
5.2

68 km
176 km SE of Kokopo, East New Britain Province, Papua New GuineaMore
Mar 22, 1973 21:13
49 years ago
4.9

18 km
East New Britain Province, 64 km NE of New Britain Island, Papua New GuineaMore
Mar 21, 1973 08:42
49 years ago
4.6

42 km
148 km SE of Kokopo, East New Britain Province, Papua New GuineaMore
Mar 16, 1973 11:57
49 years ago
4.6

49 km
66 km E of New Britain Island, West New Britain Province, Papua New GuineaMore
Mar 14, 1973 11:25
49 years ago
5.8

64 km
109 km S of Kokopo, East New Britain Province, Papua New GuineaMore
Mar 13, 1973 20:01
49 years ago
5.3

35 km
240 km S of Kokopo, East New Britain Province, Papua New GuineaMore
Mar 12, 1973 14:45
49 years ago
4.7

53 km
71 km NE of New Britain Island, West New Britain Province, Papua New GuineaMore
Mar 9, 1973 15:50
49 years ago
4.3

96 km
Latangai Island, New Ireland, 60 km E of Kokopo, Papua New GuineaMore
Mar 6, 1973 15:51
49 years ago
5.1

28 km
166 km SE of Kokopo, East New Britain Province, Papua New GuineaMore
Feb 28, 1973 07:07
49 years ago
5.4

25 km
149 km SE of Kokopo, East New Britain Province, Papua New GuineaMore
Feb 23, 1973 18:02
50 years ago
4.9

139 km
126 km SW of Kokopo, East New Britain Province, Papua New GuineaMore
Feb 22, 1973 16:22
50 years ago
5.3

154 km
58 km SW of Kokopo, East New Britain Province, Papua New GuineaMore
Feb 21, 1973 12:14
50 years ago
5.3

90 km
132 km SW of Kokopo, East New Britain Province, Papua New GuineaMore
Feb 8, 1973 10:50
50 years ago
4.5

33 km
214 km S of Kokopo, East New Britain Province, Papua New GuineaMore
Feb 4, 1973 22:37
50 years ago
5.2

61 km
East New Britain Province, 41 km E of New Britain Island, Papua New GuineaMore
Feb 2, 1973 00:17
50 years ago
4.7

33 km
156 km S of Wallis Island, New Ireland, Papua New GuineaMore
Jan 24, 1973 12:18
50 years ago
5.0

55 km
137 km SE of Kokopo, East New Britain Province, Papua New GuineaMore
Jan 21, 1973 12:19
50 years ago
4.6

46 km
94 km SE of Wallis Island, New Ireland, Papua New GuineaMore
Jan 16, 1973 18:09
50 years ago
5.3

50 km
36 km E of Latangai Island, New Ireland, Papua New GuineaMore
Jan 14, 1973 17:07
50 years ago
4.5

157 km
Ailo Island, 99 km SW of Kokopo, East New Britain Province, Papua New GuineaMore
Jan 7, 1973 15:30
50 years ago
4.8

33 km
127 km SE of New Britain Island, West New Britain Province, Papua New GuineaMore
Jan 3, 1973 21:17
50 years ago
4.9

41 km
92 km NW of Kokopo, East New Britain Province, Papua New GuineaMore
Dec 17, 1972 18:00
50 years ago
5.7

41 km
176 km SE of Kokopo, East New Britain Province, Papua New GuineaMore
Oct 7, 1972 12:34
50 years ago
5.7

85 km
96 km E of Kokopo, East New Britain Province, Papua New GuineaMore
Sep 3, 1972 06:31
50 years ago
6.2

25 km
East New Britain Province, 49 km NE of New Britain Island, Papua New GuineaMore
Aug 21, 1972 08:47
50 years ago
5.8

38 km
183 km SE of Kokopo, East New Britain Province, Papua New GuineaMore
Aug 18, 1972 00:23
50 years ago
6.1

20 km
201 km S of Kokopo, East New Britain Province, Papua New GuineaMore
Aug 17, 1972 23:44
50 years ago
7.5

20 km
204 km S of Kokopo, East New Britain Province, Papua New GuineaMore
Jul 30, 1972 20:13
50 years ago
6.0

10 km
31 km S of Kokopo, East New Britain Province, Papua New GuineaMore
Jul 30, 1972 17:40
50 years ago
6.0

10 km
22 km S of Kokopo, East New Britain Province, Papua New GuineaMore
Jul 11, 1972 15:46
50 years ago
5.6

20 km
212 km SE of Kokopo, East New Britain Province, Papua New GuineaMore
May 7, 1972 16:39
50 years ago
5.6

102 km
186 km E of Kokopo, East New Britain Province, Papua New GuineaMore
May 5, 1972 23:16
50 years ago
6.6

30 km
Mualim Island, 40 km E of Kokopo, East New Britain Province, Papua New GuineaMore
Feb 17, 1972 00:39
51 years ago
5.6

35 km
126 km E of New Britain Island, West New Britain Province, Papua New GuineaMore
Feb 3, 1972 08:36
51 years ago
5.6

160 km
60 km SW of Kokopo, East New Britain Province, Papua New GuineaMore
Jan 6, 1972 00:30
51 years ago
6.1

162 km
58 km SW of Kokopo, East New Britain Province, Papua New GuineaMore
Dec 30, 1971 15:39
51 years ago
6.0

111 km
Ailo Island, 72 km SW of Kokopo, East New Britain Province, Papua New GuineaMore
Oct 28, 1971 15:13
51 years ago
6.1

105 km
197 km W of Arawa, Bougainville, Papua New GuineaMore
Oct 1, 1971 05:16
51 years ago
6.0

20 km
Latangai Island, New Ireland, 71 km E of Kokopo, Papua New GuineaMore
Sep 14, 1971 05:20
51 years ago
6.3

20 km
110 km SE of New Britain Island, West New Britain Province, Papua New GuineaMore
Aug 10, 1971 14:37
51 years ago
6.0

35 km
179 km SE of Kokopo, East New Britain Province, Papua New GuineaMore
Aug 10, 1971 04:23
51 years ago
5.7

35 km
153 km S of Kokopo, East New Britain Province, Papua New GuineaMore
Aug 9, 1971 20:01
51 years ago
6.3

35 km
146 km S of Kokopo, East New Britain Province, Papua New GuineaMore
Aug 2, 1971 00:19
51 years ago
5.9

11 km
134 km S of Kokopo, East New Britain Province, Papua New GuineaMore
Jul 30, 1971 13:24
51 years ago
5.7

40 km
88 km E of New Britain Island, West New Britain Province, Papua New GuineaMore
Jul 30, 1971 06:18
51 years ago
5.8

55 km
24 km NE of Lamassa Island, New Ireland, Papua New GuineaMore
Jul 28, 1971 10:17
51 years ago
5.8

50 km
137 km S of Kokopo, East New Britain Province, Papua New GuineaMore
Jul 28, 1971 01:10
51 years ago
6.5

25 km
37 km S of Wallis Island, New Ireland, Papua New GuineaMore
Jul 27, 1971 23:35
51 years ago
5.5

40 km
54 km SE of New Britain Island, West New Britain Province, Papua New GuineaMore
Jul 27, 1971 20:47
51 years ago
6.6

40 km
125 km SE of Kokopo, East New Britain Province, Papua New GuineaMore
Jul 27, 1971 18:08
51 years ago
5.6

40 km
East New Britain Province, 81 km E of New Britain Island, Papua New GuineaMore
Jul 27, 1971 07:35
51 years ago
5.8

40 km
92 km E of New Britain Island, West New Britain Province, Papua New GuineaMore
Jul 27, 1971 00:22
51 years ago
5.7

40 km
112 km S of Kokopo, East New Britain Province, Papua New GuineaMore
Jul 26, 1971 19:15
51 years ago
6.0

40 km
66 km E of New Britain Island, West New Britain Province, Papua New GuineaMore
Jul 26, 1971 17:50
51 years ago
5.9

40 km
134 km SE of Kokopo, East New Britain Province, Papua New GuineaMore
Jul 26, 1971 16:45
51 years ago
5.8

40 km
84 km E of New Britain Island, West New Britain Province, Papua New GuineaMore
Jul 26, 1971 15:35
51 years ago
6.3

40 km
East New Britain Province, 71 km E of New Britain Island, Papua New GuineaMore
Jul 26, 1971 12:05
51 years ago
5.8

40 km
139 km SW of Kokopo, East New Britain Province, Papua New GuineaMore
Jul 26, 1971 10:50
51 years ago
5.5

40 km
133 km E of New Britain Island, West New Britain Province, Papua New GuineaMore
Jul 26, 1971 09:37
51 years ago
5.9

26 km
80 km E of New Britain Island, West New Britain Province, Papua New GuineaMore
Jul 26, 1971 06:59
51 years ago
6.1

40 km
137 km S of Kokopo, East New Britain Province, Papua New GuineaMore
Jul 26, 1971 04:19
51 years ago
6.0

40 km
138 km SE of Kokopo, East New Britain Province, Papua New GuineaMore
Show all

Earlier earthquakes in the same area

Try our free app!
Volcanoes & Earthquakes - new app for Android
Android | iOS version
Why is there advertising on this site?
Support us - Help us upgrade our services!
We truly love working to bring you the latest volcano and earthquake data from around the world. Maintaining our website and our free apps does require, however, considerable time and resources.
We need financing to increase hard- and software capacity as well as support our editor team. We're aiming to achieve uninterrupted service wherever an earthquake or volcano eruption unfolds, and your donations can make it happen! Every donation will be highly appreciated. If you find the information useful and would like to support our team in integrating further features, write great content, and in upgrading our soft- and hardware, please make a donation (PayPal or Online credit card payment).

Planned features:
  • Improved multilanguage support
  • Tsunami alerts
  • Faster responsiveness
Thanks to your past donations, these features have been added recently:
  • Earthquake archive from 1900 onwards
  • Detailed quake stats
  • Additional seismic data sources
Download and Upgrade the Volcanoes & Earthquakes app to get one of the fastest seismic and volcano alerts online:
Android | IOS
Thank you!
Sources: VolcanoDiscovery / VolcanoAdventures and other sources as noted.
Use of material: Most text and images on our websites are owned by us. Re-use is generally not permitted without authorization. Contact us for licensing rights.
Volcanoes & Earthquakes
VolcanoDiscovery Home
Adventure & Study Travel
Tours to Volcanoes and Volcanic Areas: walking tours, photo tours, study tours Get our newsletter!
Company info
Contact | Legal info | Terms & conditions
Follow us
Follow us on facebook Follow us on Instagram Follow us on Twitter Visit our Youtube channel
EN | DE | EL | ES | FR | IT | RU
VolcanoDiscovery GmbH, Germany, Reg. nr.: HRB 103744, EU Tax Id: DE 310 395 322 owned and created by
Dr. Tom Pfeiffer, volcanologist, volcano photographer, tour organizer member of
IAVCEI
Volcanological Society
Ecotourism Greece
Insured by R+V
VolcanoDiscovery © 2004- All Rights Reserved | Privacy - cookie settings