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Major magnitude 7.4 earthquake - 31 km north of Nakaza Island, Solomon Islands, on Sunday, April 19, 1936 at 05:07 GMT

Major magnitude 7.4 earthquake - 31 km north of Nakaza Island, Solomon Islands, on Sunday, April 19, 1936 at 05:07 GMT Major magnitude 7.4 earthquake - 31 km north of Nakaza Island, Solomon Islands, on Sunday, April 19, 1936 at 05:07 GMT

Major magnitude 7.4 earthquake at 20 km depth

Earthquake details

Date & timeApr 19, 1936 05:07:17 UTC
Local time at epicenter
StatusConfirmed
Magnitude7.4
Depth20.0 km
Epicenter latitude / longitude7.613°S / 156.557°E (Solomon Islands)
Antipode7.613°N / 23.443°W
Shaking intensityVery strong shaking near epicenter
Felt0 reports
Primary data sourceUSGS (United States Geological Survey)
Nearest volcanoNonda (8 km / 5 mi)
Nearby towns and cities63 km (39 mi) NNW of Gizo (New Georgia Group) (pop: 6,150) | Show on map | Quakes nearby
136 km (84 mi) SE of Buin (Papua New Guinea) (pop: 750) | Show on map | Quakes nearby
187 km (116 mi) SE of Panguna (Papua New Guinea) (pop: 2,920) | Show on map | Quakes nearby
189 km (117 mi) SE of Arawa (Papua New Guinea) (pop: 40,300) | Show on map | Quakes nearby
340 km (211 mi) W of Buala (pop: 2,700) | Show on map | Quakes nearby
418 km (259 mi) WNW of Malango (pop: 10,500) | Show on map | Quakes nearby
425 km (264 mi) WNW of Honiara (pop: 56,300) | Show on map | Quakes nearby
429 km (266 mi) WNW of Tulagi (Florida Islands) (pop: 1,750) | Show on map | Quakes nearby
Estimated seismic energy released7.9 x 1015 joules (2206 gigawatt hours, equivalent to 1.9 x 106 tons of TNT or 118.7 atomic bombs!) | about seismic energy
Show interactive Map
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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
7.420 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.

Aftershocks

[More info]

Recorded aftershocks, latest first (2 quakes)

Date and timeMag
Depth
LocationDetails
Sep 23, 1937 13:06
85 years ago
6.9

35 km
173 km W of Arawa, Bougainville, Papua New GuineaMore
Aug 17, 1936 13:59
86 years ago
6.4

15 km
59 km S of Green Island, Bougainville, Papua New GuineaMore

Earlier earthquakes in the same area

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