EARTHQUAKE STATISTICS

Japan earthquake statistics for March 2020

Catalogue events, magnitude, maximum Shindo, depth and tsunami statuses for the same reporting period.

Full periodData updated: Nov 7, 2026, 11:00 JST

This is a completed period, although later additions and corrections can still revise totals.

Catalogue events139

Highest ShindoShindo 5+

Largest magnitudeM5.8

Events with tsunami status0

Average magnitude3.3

Average depth30.5 km

The JISHINDESU catalogue contains 139 events for this period. The largest was M5.8, with maximum Shindo 5+.

How these statistics are calculated

We count unique earthquake records in the JISHINDESU catalogue. Corrections update the same record and cancellations follow the current catalogue state. Dates use JST; averages include records where that value exists. The tsunami count covers statuses other than ‘none’.

EARTHQUAKE STATISTICS

Events through the period

Mar 13
Mar 24
Mar 311
Mar 44
Mar 52
Mar 64
Mar 75
Mar 85
Mar 91
Mar 103
Mar 115
Mar 122
Mar 1315
Mar 143
Mar 156
Mar 165
Mar 174
Mar 184
Mar 192
Mar 202
Mar 217
Mar 223
Mar 232
Mar 248
Mar 253
Mar 266
Mar 271
Mar 283
Mar 294
Mar 308
Mar 314

EARTHQUAKE STATISTICS

Events by maximum Shindo

Shindo 193 · 66.9%
Shindo 233 · 23.7%
Shindo 311 · 7.9%
Shindo 41 · 0.7%
Shindo 5+1 · 0.7%

EARTHQUAKE STATISTICS

Largest events by magnitude

Place names follow the available source or romanised name.