QQuakeFacts
QuakeFactsEvidence report · prepared 3 September 2026https://quakes99.com/entity/usp000hvfn
USGS usp000hvfn

7 Mar 2011, 10:13

80 km N of Naze, Japan

A magnitude 5.2 mwc earthquake at 43.6 km depth.

Depth43.6 kmPublished hypocentral depth
Tsunami flagNot flaggedUSGS catalog flag, not a current warning
Updated8 April 2022Latest timestamp stored in this record

Published location

Where is 80 km N of Naze, Japan?

This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.

29.092000, 129.416000

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Map data © OpenStreetMap contributors

What the numbers mean

Magnitude measures event size; depth locates the source below the surface. Neither value alone establishes local damage or personal risk.

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Nearby events with a similar magnitude

M 5.2

127 km SE of Koshima, Japan

M 5.2

53 km ESE of Naze, Japan

M 5.2

34 km SSE of Naze, Japan

M 5.2

51 km ESE of Koshima, Japan

M 5.2

11 km E of Nichinan, Japan

M 5.2

75 km NE of Naze, Japan

Catalog fields and provenance
Event ID
usp000hvfn
Coordinates
29.092, 129.416
Network
us
Significance
416