Earthquakes, July-August 1983

Earthquake Information Bulletin (USGS)


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There were three major earthquakes (7.0-7.9) during this reporting period, but all were in sparsely populated areas. The first occurred on July 11 in the South Shetland Islands, the second in the Aegean Sea on August 6, and the third on August 17 in Kamchatka. Earthquake-related deaths from other quakes were reported from Costa Rica, Iran, Japan, Turkey, the Philippine Islands, and Sicily. 

In the United States, aftershocks continued in the Coalinga, California, area; the largest was a magnitude (M) 6.0 on July 21. A magntidue 6.3 earthquake occurred in southern Alaska on July 12. 

Additional publication details

Publication type Article
Publication Subtype Journal Article
Title Earthquakes, July-August 1983
Series title Earthquake Information Bulletin (USGS)
Volume 16
Issue 1
Year Published 1984
Language English
Publisher U.S Geological Survey
Description 6 p.
First page 34
Last page 39
Online Only (Y/N) N
Additional Online Files (Y/N) N