QQuakeFacts
QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/usp000j084
USGS usp000j084

19 Apr 2011, 06:30

37 km NNE of Namuac, Philippines

A magnitude 5 mwc earthquake at 40.4 km depth.

Depth40.4 kmPublished hypocentral depth
Tsunami flagNot flaggedUSGS catalog flag, not a current warning
Updated8 April 2022Latest timestamp stored in this record

Published location

Where is 37 km NNE of Namuac, 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.

18.911000, 121.321000

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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

58 km N of Basco, Philippines

M 5

66 km SSE of Hengchun, Taiwan

M 5

83 km E of Hengchun, Taiwan

M 5

16 km W of Hengchun, Taiwan

M 5

106 km N of Namuac, Philippines

M 5

87 km SSW of Hengchun, Taiwan

Catalog fields and provenance
Event ID
usp000j084
Coordinates
18.911, 121.321
Network
us
Significance
385