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Very strong mag. 6.1 earthquake - 201 km south of Kokopo, East New Britain Province, Papua New Guinea, on Friday, August 18, 1972 at 00:23 GMT

Very strong mag. 6.1 earthquake - 201 km south of Kokopo, East New Britain Province, Papua New Guinea, on Friday, August 18, 1972 at 00:23 GMT Very strong mag. 6.1 earthquake - 201 km south of Kokopo, East New Britain Province, Papua New Guinea, on Friday, August 18, 1972 at 00:23 GMT

Very strong magnitude 6.1 earthquake at 20 km depth

Earthquake details

Date & timeAug 18, 1972 00:23:51 UTC
Local time at epicenter
StatusConfirmed
Magnitude6.1
Depth20.0 km
Epicenter latitude / longitude6.098°S / 152.691°E (Solomon Sea, Papua New Guinea)
Antipode6.098°N / 27.309°W
Shaking intensityStrong shaking near epicenter
Felt0 reports
Primary data sourceUSGS (United States Geological Survey)
Nearest volcanoBamus (190 km / 118 mi)
Nearby towns and cities201 km (125 mi) SSE of Kokopo (pop: 26,300) | Show on map | Quakes nearby
219 km (136 mi) SSE of Rabaul (pop: 8,070) | Show on map | Quakes nearby
289 km (180 mi) ESE of Kimbe (Talasea District) (pop: 18,800) | Show on map | Quakes nearby
310 km (193 mi) W of Panguna (pop: 2,920) | Show on map | Quakes nearby
318 km (198 mi) W of Arawa (pop: 40,300) | Show on map | Quakes nearby
339 km (211 mi) WNW of Buin (pop: 750) | Show on map | Quakes nearby
348 km (216 mi) E of Kandrian (pop: 1,010) | Show on map | Quakes nearby
445 km (276 mi) SSE of Kavieng (pop: 14,500) | Show on map | Quakes nearby
717 km (445 mi) ENE of Port Moresby (pop: 283,700) | Show on map | Quakes nearby
Estimated seismic energy released8.9 x 1013 joules (24.8 gigawatt hours, equivalent to 21301 tons of TNT or 1.3 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
6.120 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.

Aftershocks

[More info]

Recorded aftershocks, latest first (3 quakes)

Date and timeMag
Depth
LocationDetails
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 2, 1973 00:17
50 years ago
4.7

33 km
156 km S of Wallis Island, New Ireland, 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

Earlier earthquakes in the same area

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