QQuakeFacts
QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/usp000hv9z
USGS usp000hv9z

3 Mar 2011, 15:12

6 km NE of Adlay, Philippines

A magnitude 5.5 mwc earthquake at 49.7 km depth.

Depth49.7 kmPublished hypocentral depth
Tsunami flagNot flaggedUSGS catalog flag, not a current warning
Updated19 July 2022Latest timestamp stored in this record

Published location

Where is 6 km NE of Adlay, Philippines?

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

9.457000, 125.935000

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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 5.5

10 km S of Canhandugan, Philippines

M 5.5

10 km WNW of Catubig, Philippines

M 5.5

9 km NNW of Josefina, Philippines

M 5.5

8 km WNW of Canhandugan, Philippines

M 5.5

15 km ENE of Tandag, Philippines

M 5.5

105 km ENE of Kinablangan, Philippines

Catalog fields and provenance
Event ID
usp000hv9z
Coordinates
9.457, 125.935
Network
us
Significance
470