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. Twenty-five people were reported dead. Landslides and damage to 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]
 The memorial cenotaph of earthquake | |
   | |
| UTC time | 1974-05-08 23:33:29 |
|---|---|
| ISC event | 748001 |
| USGS-ANSS | ComCat |
| Local date | May 9, 1974 |
| Local time | 08:33:29 |
| Magnitude | 6.5 Ms 6.9 MJMA |
| Depth | 9 km |
| Epicenter | 34°36′N 138°48′E / 34.6°N 138.8°E |
| Areas affected | Japan |
| Max. intensity | MMI VIII (Severe) JMA 5−[1] |
| Tsunami | Yes[2] |
| Casualties | 38 dead or missing[2] |
See also
editReferences
edit- ^ 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
- ^ 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
- ^ Hatori T. (1974), An Investigation of Small Tsunami Generated by the Izu-Hanto-oki Earthquake of 1974 (PDF), vol. 14, pp. 115–120, archived from the original (PDF) on 2011-10-06, retrieved 2011-07-21
- ^ Tamura C., Report on Damages to Structures in the Off Izu Peninsula Earthquake in May 9, 1974 (PDF), pp. 8–28, archived from the original (PDF) on October 6, 2011, retrieved July 21, 2011
- ^ 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.
- ^ 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.
External links
edit- The International Seismological Centre has a bibliography and/or authoritative data for this event.