Japan earthquake statistics for August 2025
Catalogue events, magnitude, maximum Shindo, depth and tsunami statuses for the same reporting period.
Full periodData updated:
This is a completed period, although later additions and corrections can still revise totals.
Catalogue events231
Highest ShindoShindo 4
Largest magnitudeM5.8
Events with tsunami status1
Average magnitude3.1
Average depth24.8 km
The JISHINDESU catalogue contains 231 events for this period. The largest was M5.8, with maximum Shindo 4.
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
EARTHQUAKE STATISTICS
Events by maximum Shindo
EARTHQUAKE STATISTICS
Largest events by magnitude
Place names follow the available source or romanised name.
- Shindo4Hyuganada SeaM5.80 km
- Shindo4Off the Coast of Miyagi PrefectureM5.740 km
- Shindo3Adjacent Sea of Yonagunijima IslandM5.7100 km
- Shindo3Off the Coast of KushiroM5.60 km
- Shindo3Off the Coast of KushiroM5.520 km
- Shindo3Off the Coast of Miyagi PrefectureM5.440 km
- Shindo3Eastern Oshima Region, HokkaidoM5.1140 km
- Shindo4Off the Coast of Ibaraki PrefectureM5.150 km
- Shindo1Off the east Coast of Hachijojima IslandM5.020 km
- Shindo1Adjacent Sea of Chichijima IslandM5.010 km