Earthquake reference

57 km E of Mutsu, Japan

USGS recorded this 5.5 magnitude event near 57 km E of Mutsu, Japan at 2026-08-01T02:48:01.570000+00:00. The published hypocentral depth is 82.29 km and the review status is reviewed. Event parameters can be revised as additional observations are processed. Nearby airports and postal locations on this page are calculated spatial references only; they do not establish administrative jurisdiction, damage, causation or future risk. This record is not an earthquake forecast or emergency alert.

237Same Day Events
84.6Nearest Airport Distance Km
5Same Day Events Count
5Similar Magnitude Events Count
5Nearest Airports Count
5Nearest Postal Codes Count

Key facts

Magnitude
5.5
Magnitude type
mww
Occurred at
2026-08-01T02:48:01.570000+00:00
Updated at
2026-08-02T02:54:58.242000+00:00
Review status
reviewed
Event type
earthquake
Felt reports
7
Community intensity
3.8
Reported intensity
4.35
Tsunami flag
No
Alert
green
Significance
468
Network
us
Latitude
41.352
Longitude
141.8958
Depth (km)
82.29
USGS event page
https://earthquake.usgs.gov/earthquakes/eventpage/us6000thdk

Upstream revision context

USGS event revision

This timeline contains versions captured by DataOfWorld; it is not a complete official revision archive.

UpdatedStatusPayload digest
2026-08-02T02:54:58.242000+00:00reviewed8ba1c4c382d6

Associated event IDs: us6000thdk

Field-level provenance

Sources for this profile

Dates and licenses apply to the specific facts and series supplied by each source.

Reference data can change. Verify consequential decisions against the original source.