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Japan earthquakes in 1925

15 earthquakes of magnitude 4.5 or more were located in Japan in 1925. The largest: M6.6 12 km ESE of Toyooka, Japan, May 23, 1925.

From the USGS catalog. Times are local to each quake.

19241926

Map

Where every quake of 1925 was located in Japan. Select one for its page.

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Every quake of 1925

Magnitude 4.5 and up, newest first.

Month by month

Counted by UTC date, which is how the catalog files them.

MonthQuakesLargestWhere
January 192516.1101 km SE of Nemuro, Japan
February 192525.867 km WSW of Yonakuni, Japan
March 192516.1179 km ESE of Nichinan, Japan
April 192516.164 km SE of Kamaishi, Japan
May 192556.612 km ESE of Toyooka, Japan
June 192536.668 km ENE of Naze, Japan
July 19250
August 19250
September 19250
October 192515.8115 km NW of Hamada, Japan
November 192515.8190 km SSW of Fukuech?, Japan
December 19250

What this means

The catalog is only as complete as the instruments of the time. Worldwide coverage of magnitude 5 and up dates from the 1960s, and of 4.5 from the 1990s; earlier years hold the large quakes and the ones near a station, so a low count in an early year means fewer instruments, not a quiet earth.

By year

Every year the USGS catalog covers.

Nearby

Japan nowWorldwide in 1925

Sources

Earthquakes, magnitudes, depths, shaking estimates and felt reports from the U.S. Geological Survey Earthquake Hazards Program, read from its live feeds and its catalog back to 1900. Tsunami messages from NOAA’s tsunami warning centers.