QQuakeFacts
QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/us1000cif9
USGS us1000cif9

26 Jan 2018, 22:52

165 km NNE of Madang, Papua New Guinea

A magnitude 5.1 mb earthquake at 22.5 km depth.

Depth22.5 kmPublished hypocentral depth
Tsunami flagNot flaggedUSGS catalog flag, not a current warning
Updated20 April 2018Latest timestamp stored in this record

Published location

Where is 165 km NNE of Madang, Papua New Guinea?

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

-3.829100, 146.331300

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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 5.1

63 km SSW of Ialibu, Papua New Guinea

M 5.1

77 km S of Ialibu, Papua New Guinea

M 5.1

72 km N of Madang, Papua New Guinea

M 5.1

43 km NNE of Kundiawa, Papua New Guinea

M 5.1

23 km ENE of Wau, Papua New Guinea

M 5.1

59 km NE of Kainantu, Papua New Guinea

Catalog fields and provenance
Event ID
us1000cif9
Coordinates
-3.8291, 146.3313
Network
us
Significance
401