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M4.6 Depth: 35.0 km

M4.6 Earthquake near Buin District, Autonomous Region of Bougainville (Papua New Guinea)

UTC time: 2026-06-26 11:32:46 UTC Local time: —

About this earthquake

A magnitude M4.6 earthquake was recorded near Buin District, Autonomous Region of Bougainville (Papua New Guinea) on June 26, 2026 at 11:32 UTC. With a focal depth of about 35 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.

Map

Depth profile

Depth profile Depth: 35 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 35 km
Shallow
35 km
35 km — shallower than 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

Tectonic context

Located on the Pacific Plate.
Near the boundary Pacific ↔ Solomon Sea · about 60 km away

Volcanoes nearby

  • Loloru
    Distance: 47 km ·Compound ·Elevation: 1'887 m ·Last eruption: -1050 ·Papua New Guinea
  • Takuan Group
    Distance: 55 km ·Compound ·Elevation: 2'210 m ·Papua New Guinea
  • Bagana
    Distance: 92 km ·Lava cone ·Elevation: 1'855 m ·Last eruption: 2026 ·Papua New Guinea
  • Billy Mitchell
    Distance: 96 km ·Caldera ·Elevation: 1'544 m ·Last eruption: 1580 ·Papua New Guinea
  • Balbi
    Distance: 123 km ·Stratovolcano ·Elevation: 2'715 m ·Papua New Guinea
  • Simbo
    Distance: 191 km ·Stratovolcano(es) ·Elevation: 335 m ·Last eruption: 1910 ·Solomon Islands

Historic earthquake map · Papua New Guinea

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Country statistics · Papua New Guinea

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

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