Strong mag. 6.1 earthquake - East China Sea, 43 km southeast of Suwanose-jima Island, Japan, on Tuesday, September 13, 1994 at 04:28 (GMT)

Strong mag. 6.1 earthquake - East China Sea, 43 km southeast of Suwanose-jima Island, Japan, on Tuesday, September 13, 1994 at 04:28 (GMT)

Strong magnitude 6.1 earthquake at 34 km depth

1 Jan 00:00 UTC: First to report: USGS after 30 seconds.
Date & time: Sep 13, 1994 04:28:01 UTC
Magnitude: 6.1
Depth: 34.3 km
Epicenter latitude / longitude: 29.287°N / 129.91°E (East China Sea, Japan)
Antipode: 29.287°S / 50.09°W
Nearest volcano: Akuseki-jima (36 km / 22 mi)
Nearby towns and cities:
110 km (69 mi) NNE of Naze (pop: 41,400) --> See nearby quakes!
192 km (119 mi) SSW of Nishinoomote (pop: 17,800) --> See nearby quakes!
228 km (142 mi) SSW of Ibusuki (pop: 29,700) --> See nearby quakes!
250 km (155 mi) SSW of Kanoya (pop: 82,300) --> See nearby quakes!
261 km (162 mi) SSW of Kagoshima (pop: 555,400) --> See nearby quakes!
284 km (176 mi) S of Sendai (pop: 73,100) --> See nearby quakes!
284 km (177 mi) SSW of Kokubu-matsuki (pop: 57,900) --> See nearby quakes!
294 km (183 mi) SSW of Miyakonojō (pop: 131,000) --> See nearby quakes!
326 km (203 mi) SSW of Miyazaki (pop: 311,200) --> See nearby quakes!
398 km (248 mi) S of Kumamoto (pop: 680,400) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 8.9 x 1013 joules (24.8 gigawatt hours, equivalent to 21301 tons of TNT or 1.3 atomic bombs!) More info
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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
6.134 kmRyukyu Islands, JapanUSGS
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 (2 quakes)

Date and timeMag
Depth
LocationDetails
Mar 8, 1995 07:26
27 years ago
4.3

188 km
East China Sea, 33 km W of Suwanose-jima Island, JapanMore
Mar 1, 1995 09:21
27 years ago
4.2

33 km
East China Sea, 105 km NE of Naze, Amami Shi, Kagoshima, JapanMore

Earlier earthquakes in the same area

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