Calamity
LowEarthquakesCalamity Score: 9

Earthquakes in Near East Coast of Eastern Honshu

JapanISC

Right now

The most recent data we hold from ISC arrived 13 hours ago, and this point is in it.

2 other detections within 20 km in the last 24 hours, the nearest <1 km from here.

Reported by ISC today.

It is one of only 3 we have recorded within 20 km of this point since 6 September 2026.

What the source measured

ISC reported: Near east coast of eastern Honshu

ISC recorded magnitude 5.0 at a depth of 42 km.

The seismic region given by the source is Near east coast of eastern Honshu.

Nearby, since 6 September 2026

How we know

One source: ISC. Not yet confirmed by a second, independent source.

Our own score for this event is 9 out of 100, at 57 % confidence.

The score is ours, computed from intensity, exposed population and local history — not the source’s.

Computed under scoring rules v4. Rows carrying other versions were judged by different rules and are not directly comparable.

Event Data

TypeEarthquakes
SeverityLow
Calamity Score (ours)9 / 100
Our confidence57%
Coordinates40.7200, 142.8990
Nearest CityKuji (112 km)
Impact Tierminor
Timestamp2026-09-06T03:15:47.280Z
Sourcehttp://www.isc.ac.uk/cgi-bin/web-db-run?event_id=646384088&out_format=IMS1.0&request=COMPREHENSIVE

Score Breakdown

20
intensity
0
population
0
cascading
10
historical

Technical Details

Mag4.99
Depth42.1
MagTypemb
RegionNear east coast of eastern Honshu

Safety Information

If you feel shaking: Drop, Cover, and Hold On. Move away from windows, heavy objects, and exterior walls. After shaking stops, check for injuries and structural damage. Be prepared for aftershocks, which can occur minutes to months after the mainshock. Follow instructions from local emergency management authorities.

Series begins 8 March 2026. Comparisons refer to that period only. Collection gap: 14-26 August 2026.

This data is aggregated algorithmically from scientific sources. Not a replacement for official emergency warnings.

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Calamity.live data shows a earthquake event with CalamityScore 9/100, in Near East Coast of Eastern Honshu (Japan), based on data from isc. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.