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M4.8 Depth: 68.3 km

M4.8 Earthquake near 36 km ENE of Ambunti, Papua New Guinea (Papua New Guinea)

UTC time: 2025-09-03 18:39:33 UTC Local time: —

About this earthquake

A magnitude M4.8 earthquake was recorded near 36 km ENE of Ambunti, Papua New Guinea (Papua New Guinea) on September 3, 2025 at 18:39 UTC. With a focal depth of about 68 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Tremors of this size are distinctly felt and can occasionally cause light damage.

The event was recorded by USGS.

Details

Magnitude
M4.8
Depth
68.3 km
UTC time
2025-09-03 18:39:33 UTC
Local time
—
Country
Papua New Guinea
City
East Sepik
Source
usgs
Coordinates
-4.03860, 143.09910
Temperature
14.4°C

Map

Depth profile

Depth profile Depth: 68.3 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 68.3 km
Shallow
68.3 km
68.3 km — close to the regional average (81.9 km)
Regional average: 81.9 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

Volcanoes nearby

  • Kadovar
    Distance: 172 km ·Stratovolcano ·Elevation: 365 m ·Last eruption: 2023 ·Papua New Guinea
  • Blup Blup
    Distance: 177 km ·Stratovolcano ·Elevation: 402 m ·Papua New Guinea
  • Bam
    Distance: 196 km ·Stratovolcano ·Elevation: 685 m ·Last eruption: 1960 ·Papua New Guinea
  • Manam
    Distance: 215 km ·Stratovolcano ·Elevation: 1'807 m ·Last eruption: 2026 ·Papua New Guinea
  • Karkar
    Distance: 326 km ·Stratovolcano ·Elevation: 1'839 m ·Last eruption: 1979 ·Papua New Guinea
  • Hankow Reef
    Distance: 412 km ·Stratovolcano ·Elevation: -5 m ·Papua New Guinea

Historic earthquake map · Papua New Guinea

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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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