File:EQs 8 plus since 1900.png

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日本語: 1900年以降2017年10月8日までのM8以上の地震

M 8+は全部で93回、内82回が通称Ring of Fireja:環太平洋火山帯で発生した。
その他の地震 USGSのEarthquake Catalogより
M7.0 - 7.9は1258回、M6.0 - 6.9は9713回。

注意;USGSのEarthquake Catalogでは、1900年から1949年までのM6クラスの地震の登録数が極端に少ない。

6クラスの地震の発生数は数千多いと考えられる。M7+は問題はなさそうである。
English: Earthquakes (M8.0+) since 1900 through 2017 10/08.

M 8.0+ total of 93 EQs. 82 of them were happened in en:Ring of Fire.
other EQs from USGS Earthquake Catalog
M 7.0-7.9, 1258 EQs. M 6.0-6.9, 9713 EQs.
note: M6.0-6.9 class, far less EQs of 1900-1949 in USGS Earthquake Catalog.

see note at en:Category_talk:Lists_of_earthquakes_by_year#Fewer number of M6 in USGS EQ catalog
Date
Source https://earthquake.usgs.gov/earthquakes/map/#%7B%22autoUpdate%22%3A%5B%5D%2C%22basemap%22%3A%22grayscale%22%2C%22feed%22%3A%221507529706097%22%2C%22listFormat%22%3A%22default%22%2C%22mapposition%22%3A%5B%5B-69.59589006237648%2C121.11328124999999%5D%2C%5B65.6582745198266%2C236.42578124999997%5D%5D%2C%22overlays%22%3A%5B%22plates%22%5D%2C%22restrictListToMap%22%3A%5B%22restrictListToMap%22%5D%2C%22search%22%3A%7B%22id%22%3A%221507529706097%22%2C%22name%22%3A%22Search%20Results%22%2C%22isSearch%22%3Atrue%2C%22params%22%3A%7B%22starttime%22%3A%221900-01-02%2000%3A00%3A00%22%2C%22endtime%22%3A%222017-10-09%2023%3A59%3A59%22%2C%22minmagnitude%22%3A8%2C%22orderby%22%3A%22time%22%7D%7D%2C%22sort%22%3A%22newest%22%2C%22timezone%22%3A%22utc%22%2C%22viewModes%22%3A%5B%22list%22%2C%22map%22%5D%2C%22event%22%3Anull%7D
Author USGS

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Public domain
This image is in the public domain in the United States because it only contains materials that originally came from the United States Geological Survey, an agency of the United States Department of the Interior. For more information, see the official USGS copyright policy.

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Date/TimeThumbnailDimensionsUserComment
current06:03, 10 October 2017Thumbnail for version as of 06:03, 10 October 20171,858 × 1,125 (542 KB)Masaqui (talk | contribs)extend area to cover all 93 EQs
06:54, 9 October 2017Thumbnail for version as of 06:54, 9 October 20171,535 × 1,079 (421 KB)Masaqui (talk | contribs)User created page with UploadWizard

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