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Papua New Guinea · Morobe

M4.6 Earthquake near Bumbu, Morobe (Papua New Guinea)

UTC time: 2026-10-03 17:24:13 UTC Local time: —
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Archive record · original publication time was not recorded Content updated:

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

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About this earthquake

On October 3, 2026 at 17:24 UTC, a magnitude M4.6 earthquake occurred near Bumbu, Morobe (Papua New Guinea). The earthquake originated at an intermediate depth of about 82 km. Earthquakes of this magnitude are clearly felt; minor damage to vulnerable buildings is possible.

The event was recorded by USGS. Papua New Guinea: 3 earthquakes were recorded in the past 24 hours, the strongest reaching M4.9.

Details

ID
338cf14f619addd8084fc6b3cfceec0d9a6401e3
Magnitude
M4.6
Depth
81.9 km
UTC time
2026-10-03 17:24:13 UTC
Local time
—
Country
Papua New Guinea
State
Morobe
City
Bumbu
County
Tawae-Siassi District
Village
Bumbu
Source
usgs
Coordinates
-6.04960, 147.16780
Temperature
18.6°C

Depth profile

Depth profile Depth: 81.9 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 81.9 km
Intermediate
81.9 km
81.9 km — close to the regional average (82.3 km)
Regional average: 82.3 km
Why depth matters

Intermediate-depth quakes are felt across a wider area but usually cause less surface damage.

Depth classes per USGS

Tectonic context

Located on the South Bismarck Plate.
Near the boundary South Bismarck ↔ Woodlark · about 77 km away

Volcanoes nearby

  • Long Island
    Distance: 82 km ·Complex ·Elevation: 1'263 m ·Last eruption: 1993 ·Papua New Guinea
  • Umboi
    Distance: 95 km ·Complex ·Elevation: 1'335 m ·Papua New Guinea
  • Ritter Island
    Distance: 120 km ·Stratovolcano ·Elevation: 75 m ·Last eruption: 2007 ·Papua New Guinea
  • Sakar
    Distance: 124 km ·Stratovolcano ·Elevation: 947 m ·Papua New Guinea
  • Hankow Reef
    Distance: 139 km ·Stratovolcano ·Elevation: -5 m ·Papua New Guinea
  • Langila Activity reported
    Distance: 150 km ·Complex ·Elevation: 1'330 m ·Last eruption: 2026 ·Papua New Guinea

Morobe

Context for this earthquake

04 Oct 2025 – 04 Oct 2026 · M ≥ 3.0 · 40 Catalogue entries

Of 39 other entries for this area and period, 32 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

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

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