EARTHQUAKE STATISTICS

Japan earthquake statistics for September 2015

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 events124

Highest ShindoShindo 5−

Largest magnitudeM5.4

Events with tsunami status2

Average magnitude3.5

Average depth29.4 km

The JISHINDESU catalogue contains 124 events for this period. The largest was M5.4, 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

Sep 17
Sep 28
Sep 31
Sep 47
Sep 56
Sep 66
Sep 77
Sep 85
Sep 93
Sep 101
Sep 113
Sep 126
Sep 135
Sep 142
Sep 152
Sep 162
Sep 175
Sep 185
Sep 192
Sep 202
Sep 214
Sep 224
Sep 233
Sep 245
Sep 254
Sep 263
Sep 272
Sep 285
Sep 296
Sep 303

EARTHQUAKE STATISTICS

Events by maximum Shindo

Shindo 175 · 60.5%
Shindo 237 · 29.8%
Shindo 310 · 8.1%
Shindo 41 · 0.8%
Shindo 5−1 · 0.8%

EARTHQUAKE STATISTICS

Largest events by magnitude

Place names follow the available source or romanised name.