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M5.1 Depth: 10.0 km

M5.1 Earthquake near New Britain region (Papua New Guinea)

UTC time: 2025-10-23 04:06:58 UTC Local time: —
M5.1 earthquake near Morobe on Oct 23, 2025 — map of epicenter and shaking intensity | QuakeMap24
M5.1 Earthquake near New Britain region (Papua New Guinea) · 2025-10-23 04:06:58 UTC

About this earthquake

A magnitude M5.1 earthquake was recorded near New Britain region (Papua New Guinea) on October 23, 2025 at 04:06 UTC. With a focal depth of about 10 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Earthquakes of this magnitude can damage poorly built structures.

The event was recorded by ISC.

Details

Magnitude
M5.1
Depth
10.0 km
UTC time
2025-10-23 04:06:58 UTC
Local time
—
Country
Papua New Guinea
City
Morobe
Source
isc
Coordinates
-6.68000, 148.14000
Temperature
26.8°C

Map

Depth profile

Depth profile Depth: 10 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 10 km
Shallow
10 km
10 km — shallower than the regional average (80.3 km)
Regional average: 80.3 km
Why depth matters

Shallow quakes release energy near the surface — shaking is felt more strongly and damage potential is higher.

Depth classes per USGS

Nearby population centers

Distances are straight-line distances from the epicenter. Population data: GeoNames.

PlaceDistanceDirectionPopulation
Lae126.4 kmW76'255
Port Moresby329.5 kmS283'733

GeoNames · CC BY 4.0

Volcanoes nearby

  • Umboi
    Distance: 124 km ·Complex ·Elevation: 1'335 m ·Papua New Guinea
  • Ritter Island
    Distance: 129 km ·Stratovolcano ·Elevation: 75 m ·Last eruption: 2007 ·Papua New Guinea
  • Langila
    Distance: 132 km ·Complex ·Elevation: 1'330 m ·Last eruption: 2026 ·Papua New Guinea
  • Sakar
    Distance: 141 km ·Stratovolcano ·Elevation: 947 m ·Papua New Guinea
  • Long Island
    Distance: 190 km ·Complex ·Elevation: 1'263 m ·Last eruption: 1993 ·Papua New Guinea
  • Krummel-Garbuna-Welcker
    Distance: 252 km ·Stratovolcano(es) ·Elevation: 564 m ·Last eruption: 2008 ·Papua New Guinea

Subsequent earthquakes nearby

Events recorded after this earthquake within 150 km. They are not automatically classified as aftershocks.

First 6 hours2
First 24 hours2
First 72 hours2
Strongest subsequent eventM5.2
M5.22025-10-23 04:07:02 UTC16.2 km49 km ESE of Finschhafen, Papua New Guinea M5.22025-10-23 04:07:02 UTC19.8 kmNEW BRITAIN REGION, P.N.G. M5.12025-11-04 05:13:05 UTC131.3 km88 km NW of Kandrian, Papua New Guinea M5.02025-11-04 05:13:05 UTC124.4 kmNew Britain Region, Papua New Guinea M5.12025-11-04 05:13:05 UTC127.0 kmNEW BRITAIN REGION, P.N.G. M4.42025-11-10 09:18:58 UTC56.7 km23 km W of Finschhafen, Papua New Guinea M4.92025-11-12 10:46:38 UTC63.2 kmNew Britain Region, Papua New Guinea M4.82025-11-12 10:46:40 UTC54.4 km74 km ENE of Finschhafen, Papua New Guinea

Historical context nearby

Comparison with recorded earthquakes before this event within 150 km.

Magnitude rank#11
Earlier events M≥450
Earlier events M≥518
Compared since2025-01-08

The QuakeMap24 comparison dataset begins on 2024-03-23. Earlier earthquakes may not be included.

Strongest earlier events

M6.72025-10-07 11:05:17 UTC149.7 kmGabensis M6.72025-10-07 11:05:17 UTC148.0 kmEastern New Guinea region M6.72025-10-07 11:05:15 UTC138.1 kmPapua New Guinea [Land] M6.62025-10-07 11:05:17 UTC148.1 kmPapua New Guinea Region M6.22025-10-07 11:05:05 UTC105.9 kmEastern New Guinea Reg., P.N.G.

Historic earthquake map · Papua New Guinea

Open history map
Explore recent and long-term earthquake activity in this country. Use filters to narrow down by magnitude, depth, and date range.

Country statistics · Papua New Guinea

Country overview
View earthquake KPIs, strongest and latest events, and averages for this country.

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