EARTHQUAKE STATISTICS

Japan earthquake statistics for April 2022

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 events169

Highest ShindoShindo 5−

Largest magnitudeM5.7

Events with tsunami status0

Average magnitude3.6

Average depth33.1 km

The JISHINDESU catalogue contains 169 events for this period. The largest was M5.7, 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

Apr 18
Apr 26
Apr 311
Apr 410
Apr 53
Apr 69
Apr 76
Apr 87
Apr 94
Apr 109
Apr 115
Apr 124
Apr 1310
Apr 146
Apr 155
Apr 163
Apr 173
Apr 185
Apr 195
Apr 203
Apr 215
Apr 226
Apr 234
Apr 246
Apr 254
Apr 264
Apr 276
Apr 282
Apr 295
Apr 305

EARTHQUAKE STATISTICS

Events by maximum Shindo

Shindo 1108 · 63.9%
Shindo 244 · 26%
Shindo 39 · 5.3%
Shindo 47 · 4.1%
Shindo 5−1 · 0.6%

EARTHQUAKE STATISTICS

Largest events by magnitude

Place names follow the available source or romanised name.