Moderate mag. 4.6 earthquake - Philippines Sea, 127 km east of Naze, Amami Shi, Kagoshima, Japan, on Tuesday, 21 December 1976 at 03:58 (GMT)

Moderate mag. 4.6 earthquake - Philippines Sea, 127 km east of Naze, Amami Shi, Kagoshima, Japan, on Tuesday, 21 December 1976 at 03:58 (GMT)

Moderate magnitude 4.6 earthquake at 33 km depth

Date & time: 21 Dec 1976 03:58:12 UTC
Magnitude: 4.6
Depth: 33.0 km
Epicenter latitude / longitude: 28.115°N / 130.746°E (Philippines Sea, Japan)
Nearest volcano: Yokoate-jima (187 km / 116 mi)
Nearby towns and cities:
127 km (79 mi) ESE of Naze (pop: 41,400) --> See nearby quakes!
292 km (182 mi) S of Nishinoomote (pop: 17,800) --> See nearby quakes!
320 km (199 mi) ENE of Nago (pop: 59,600) --> See nearby quakes!
345 km (214 mi) NE of Gushikawa (pop: 65,300) --> See nearby quakes!
352 km (219 mi) NE of Okinawa (pop: 125,500) --> See nearby quakes!
360 km (224 mi) NE of Ginowan (pop: 91,800) --> See nearby quakes!
364 km (226 mi) S of Kanoya (pop: 82,300) --> See nearby quakes!
369 km (229 mi) NE of Naha (pop: 300,800) --> See nearby quakes!
376 km (234 mi) NE of Itoman (pop: 57,200) --> See nearby quakes!
384 km (239 mi) S of Kagoshima (pop: 555,400) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 5 x 1011 joules (139 megawatt hours, equivalent to 120 tons of TNT) 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.
MagnitudeDepthLocationSource
M 4.633 kmRyukyu Islands, JapanUSGS
Note: for quakes of 2012 and earlier, our database often contains only records from USGS.

User reports for this quake

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