Back to map
Papua New Guinea

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: —
Earthquake newsQuakeMap24
Archive record · original publication time was not recorded

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

Map

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

ID
005859011bc3e601936d02fbb9d15b00bc1d4fd7
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

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 (80.5 km)
Regional average: 80.5 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

Papua New Guinea

Context for this earthquake

05 Oct 2025 – 05 Oct 2026 · M ≥ 3.0 · 307 Catalogue entries

Sufficiently reliable matching data are not currently available for a direct comparison. The area profile shows the available records and their limitations.

Open seismic profile

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.

Share