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Indonesia · East Java

M4.6 Earthquake near Serang, East Java (Indonesia)

UTC time: 2026-10-12 05:28:10 UTC Local time: —

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About this earthquake

A magnitude M4.6 earthquake was recorded near Serang, East Java (Indonesia) on October 12, 2026 at 05:28 UTC. At around 121 km, the focal depth places this among intermediate-depth events. Tremors of this size are distinctly felt and can occasionally cause light damage.

The event was recorded by USGS. Indonesia: 38 earthquakes were recorded in the past 24 hours, the strongest reaching M4.9.

Details

ID
93e6d510ebcf0692af7dd31ec7bfac6ecd04fde5
Magnitude
M4.6
Depth
121.1 km
UTC time
2026-10-12 05:28:10 UTC
Local time
—
Country
Indonesia
State
East Java
City
Serang
County
Blitar
Village
Serang
Source
usgs
Coordinates
-8.32450, 112.21890
Temperature
25.8°C

Depth profile

Depth profile Depth: 121.1 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 121.1 km
Intermediate
121.1 km
121.1 km — deeper than the regional average (43.1 km)
Regional average: 43.1 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 Sunda Plate.
Near the boundary Sunda ↔ Australia · about 258 km away

Volcanoes nearby

  • Kelud
    Distance: 45 km ·Stratovolcano ·Elevation: 1'730 m ·Last eruption: 2014 ·Indonesia
  • Kawi-Butak
    Distance: 52 km ·Stratovolcano(es) ·Elevation: 2'651 m ·Indonesia
  • Arjuno-Welirang
    Distance: 77 km ·Stratovolcano ·Elevation: 3'343 m ·Last eruption: 1952 ·Indonesia
  • Semeru Activity reported
    Distance: 81 km ·Stratovolcano ·Elevation: 3'657 m ·Last eruption: 2026 ·Indonesia
  • Penanggungan
    Distance: 90 km ·Stratovolcano ·Elevation: 1'631 m ·Indonesia
  • Tengger Caldera
    Distance: 91 km ·Stratovolcano(es) ·Elevation: 2'329 m ·Last eruption: 2023 ·Indonesia

Indonesia

Context for this earthquake

05 Oct 2025 – 05 Oct 2026 · M ≥ 3.0 · 9,294 Catalogue entries

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

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Historic earthquake map · Indonesia

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