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1974 Izu Peninsula earthquake

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1974 Izu Peninsula earthquake
1974 Izu Peninsula earthquake
1974 Izu Peninsula earthquake
UTC time1974-05-08 23:33:29
ISC event748001
Local dateMay 9, 1974 (1974-05-09)
Local time08:33:29
Magnitude6.5 Ms
Depth9 km
Epicenter34°36′N 138°48′E / 34.6°N 138.8°E / 34.6; 138.8Coordinates: 34°36′N 138°48′E / 34.6°N 138.8°E / 34.6; 138.8
Areas affectedJapan
Max. intensityJapan Meteorological Agency seismic intensity scale 5-[1]
Casualties38 Dead missing persons[2]

The 1974 Izu Peninsula earthquake (Japanese: 1974年伊豆半島沖地震) occurred on May 9 at 08:33 local time. The epicenter was located off the Izu Peninsula, Japan. 25 people were reported dead. Landslides and damage of roads, buildings, and infrastructure were reported. This earthquake triggered a small tsunami.[3] The intensity in Tokyo reached shindo 3.[4] The magnitude of this earthquake was put at Ms 6.5, or MJMA 6.9.[5][6]

See also


  1. ^ 震度データベース検索(地震別検索結果) Archived 2018-04-05 at the Wayback Machine Japan Meteorological Agency(Japanese)Retrieval 2018/04/04
  2. ^ a b 静岡県に被害をもたらした主な地震と日本で近年起きた主な地震 Shizuoka Prefecture Official HP(Japanese)Retrieval 2018/04/04
  3. ^ Hatori T. (1974). "An Investigation of Small Tsunami Generated by the Izu-Hanto-oki Earthquake of 1974" (PDF). 14: 115–120. Archived from the original (PDF) on 2011-10-06. Retrieved 2011-07-21. Cite journal requires |journal= (help)
  4. ^ Tamura C. "Report on Damages to Structures in the Off Izu Peninsula Earthquake in May 9, 1974" (PDF): 8–28. Archived from the original (PDF) on October 6, 2011. Retrieved July 21, 2011. Cite journal requires |journal= (help)
  5. ^ Noguchi S. (1979). "On the Relation between Surface-Wave Magnitude and JMA Magnitude" (PDF). Journal of the Faculty of Science, Hokkaido University. Series VII. 6 (1): 213–225.
  6. ^ Akao Y., Noda S. & Inoue R. (1988). "Theoretical and semi-empirical approaches by using normal mode solution for reproducing seismic motions at intermediate periods" (PDF). Proceedings of Ninth World Conference on Earthquake Engineering August 2–9, 1988, Tokyo-Kyoto, JAPAN (Vol. II). pp. 769–774. Retrieved 2013-06-23.
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1974 Izu Peninsula earthquake
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