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1978 Miyagi earthquake

1978 Miyagi earthquake
1978 Miyagi earthquake is located in Tohoku, Japan
1978 Miyagi earthquake
UTC time1978-06-12 08:14:28
ISC event680697
USGS-ANSSComCat
Local date12 June 1978 (1978-06-12)
Local time17:14:28
MagnitudeMs 7.7
Depth44 km (27 mi)
Epicenter38°11′N 142°02′E / 38.19°N 142.03°E / 38.19; 142.03
TypeOblique thrust[1]
Areas affectedJapan, Miyagi Prefecture
Max. intensityJMA 5+

MMI VIII (Severe)
Peak acceleration0.438 g
430 gal[2]
TsunamiYes (minor)
Casualties28 dead, 1,325 injured

The 1978 Miyagi earthquake (1978年宮城県沖地震, 1978 nen Miyagi-ken-oki jishin) occurred at 17:14 local time (08:14 UTC) on 12 June. The epicentre was offshore of Miyagi Prefecture, Japan. It had a surface-wave magnitude of 7.7,[3] JMA magnitude 7.4,[1] and triggered a small tsunami. The earthquake reached a maximum intensity of Shindo 5 in Sendai and caused 28 deaths and 1,325 injuries.

  1. ^ a b Cite error: The named reference Seno was invoked but never defined (see the help page).
  2. ^ Ellingwood, Bruce (1980). "An Investigation of the Miyagi-ken-oki, Japan, Earthquake of June 12, 1978".
  3. ^ "Significant Earthquakes of the World 1978". United States Geological Survey. Archived from the original on 23 January 2010. Retrieved 6 July 2010.

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