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Papua New Guinea · New Ireland

M4.8 Earthquake near Namatanai District, New Ireland (Papua New Guinea)

UTC time: 2026-07-28 23:51:45 UTC Local time: —
Earthquake newsQuakeMap24
Archive record · original publication time was not recorded

Automatically generated from measurement data by QuakeMap24. Values may change after further analysis.

Magnitude
M4.8
Depth
10.0 km
Source
USGS

New Ireland · Namatanai District

Country overview

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About this earthquake

A magnitude M4.8 earthquake was recorded near Namatanai District, New Ireland (Papua New Guinea) on July 28, 2026 at 23:51 UTC. The hypocenter lay relatively close to the surface at around 10 km, increasing how strongly it was felt. Tremors of this size are distinctly felt and can occasionally cause light damage.

The event was recorded by USGS.

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 (83.2 km)
Regional average: 83.2 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

Tectonic context

Located on the North Bismarck Plate.
Near the boundary North Bismarck ↔ South Bismarck · about 15 km away

Volcanoes nearby

  • Rabaul
    Distance: 86 km ·Caldera ·Elevation: 688 m ·Last eruption: 2014 ·Papua New Guinea
  • Tavui
    Distance: 88 km ·Caldera ·Elevation: 200 m ·Last eruption: -4946 ·Papua New Guinea
  • Ulawun
    Distance: 194 km ·Stratovolcano ·Elevation: 2'334 m ·Last eruption: 2025 ·Papua New Guinea
  • Lolobau
    Distance: 207 km ·Caldera ·Elevation: 878 m ·Last eruption: 1912 ·Papua New Guinea
  • Bamus
    Distance: 211 km ·Stratovolcano ·Elevation: 2'248 m ·Last eruption: 1886 ·Papua New Guinea
  • Hargy
    Distance: 230 km ·Stratovolcano ·Elevation: 1'148 m ·Last eruption: 950 ·Papua New Guinea

New Ireland

Context for this earthquake

21 Sep 2025 – 21 Sep 2026 · M ≥ 3.0 · 30 Catalogue entries

Of 29 other entries for this area and period, 17 have a higher stored magnitude. Different magnitude types and reports not yet merged limit the comparison.

Open seismic profile

Historic earthquake map · Papua New Guinea

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Country statistics · Papua New Guinea

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Stats (last 24h)

Global (24h)
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Country (24h)
Papua New Guinea
0
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