Major magnitude 7.5 earthquake - Philippines Sea, 80 km south of Naze, Amami Shi, Kagoshima, Japan, on Thursday, June 16, 1938 at 02:15 (GMT)
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Major magnitude 7.5 earthquake at 20 km depth
Depth: 20.0 km
Epicenter latitude / longitude: 27.649°N / 129.449°E↗ (Philippine Sea, Japan)
Antipode: 27.649°S / 50.551°W↗
Nearest volcano: Iwo-Tori-shima (123 km / 76 mi)
Nearby towns and cities:
80 km (50 mi) S of Naze (pop: 41,400) --> See nearby quakes!
185 km (115 mi) NE of Naga (pop: 59,600) --> See nearby quakes!
212 km (132 mi) NE of Gushikawa (pop: 65,300) --> See nearby quakes!
214 km (133 mi) NE of Katsuren-haebaru (Uruma) (pop: 34,200) --> See nearby quakes!
219 km (136 mi) NE of Okinawa (pop: 125,500) --> See nearby quakes!
228 km (141 mi) NE of Chinon (pop: 91,800) --> See nearby quakes!
237 km (147 mi) NE of Naha (pop: 300,800) --> See nearby quakes!
239 km (149 mi) NE of Tomigusuku (pop: 55,700) --> See nearby quakes!
245 km (152 mi) NE of Itoman (pop: 57,200) --> See nearby quakes!
449 km (279 mi) SSW of Kagoshima (pop: 555,400) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 1.1 x 1016 joules (3117 gigawatt hours, equivalent to 2.7 x 106 tons of TNT or 167.6 atomic bombs!) More info
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.
|7.5||20 km||Ryukyu Islands, Japan||USGS|
User reports for this quake
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
Recorded aftershocks, latest first (1 quake)
- 26 Jan 1940 17:04 UTC| M 6.6 |15 km (9.3 mi) depth|276 km (171 mi) distance| USGS | Very strong mag. 6.6 earthquake - Philippines Sea, 290 km east of Naze, Amami Shi, Kagoshima, Japan, on Friday, January 26, 1940 at 17:04 (GMT)