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M6.4 Depth: 143.0 km

M6.4 Earthquake in Indonesia

UTC time: 2025-10-28 14:40:18 UTC Local time: —

About this earthquake

A magnitude M6.4 earthquake was recorded in the Indonesia region on October 28, 2025 at 14:40 UTC. The earthquake originated at an intermediate depth of about 143 km. Events of this size are considered strong and can be dangerous in inhabited regions.

The event was recorded by EMSC. Indonesia: over the past 24 hours, QuakeMap24 logged 65 earthquakes, the strongest at M4.7.

Details

Magnitude
M6.4
Depth
143.0 km
UTC time
2025-10-28 14:40:18 UTC
Local time
—
Country
Indonesia
City
Maluku
Source
emsc
Coordinates
-6.75630, 129.98230
Temperature
29.0°C

Map

Nearby population centers

Distances are straight-line distances from the epicenter. Population data: GeoNames.

PlaceDistanceDirectionPopulation
Tual330.9 kmE90'007
Ambon City394.3 kmNW347'288
Makassar1180.4 kmW1'474'393

GeoNames · CC BY 4.0

Similar earlier earthquakes

Earlier recorded earthquakes ranked by distance, magnitude, depth and country within 250 km. Similarity does not imply the same fault or a direct relationship.

78%Similarity M5.02025-07-17 UTC 17.9 kmBanda Sea ΔM 1.4Depth difference: 14.0 km 76%Similarity M5.52025-10-10 UTC 52.4 kmBanda Sea ΔM 0.9Depth difference: 15.2 km 76%Similarity M5.52025-10-10 UTC 56.5 km ΔM 0.9Depth difference: 9.7 km 76%Similarity M4.92025-07-17 UTC 16.0 km ΔM 1.5Depth difference: 20.6 km 75%Similarity M5.42025-10-10 UTC 58.8 kmBanda Sea ΔM 1.0Depth difference: 9.0 km

Subsequent earthquakes nearby

Events recorded after this earthquake within 250 km. They are not automatically classified as aftershocks.

First 6 hours1
First 24 hours5
First 72 hours6
Strongest subsequent eventM6.4
M6.42025-10-28 14:40:19 UTC9.1 kmBanda Sea M3.62025-10-29 11:17:02 UTC127.9 km M4.62025-10-29 12:26:15 UTC139.5 kmTanimbar Islands Region, Indonesia M4.32025-10-29 12:26:17 UTC153.9 km177 km WSW of Tual, Indonesia M4.32025-10-29 12:26:17 UTC155.8 km M3.92025-10-31 00:54:55 UTC57.7 km M4.32025-10-31 21:10:04 UTC86.6 km M4.22025-11-01 07:25:12 UTC143.8 km M4.02025-11-01 10:46:07 UTC189.5 km M4.52025-11-02 04:30:45 UTC183.5 km147 km WSW of Tual, Indonesia M4.32025-11-02 04:30:45 UTC184.7 km M4.32025-11-02 05:13:24 UTC80.4 kmKepulauan Babar, Indonesia

Historical context nearby

Comparison with recorded earthquakes before this event within 250 km.

Magnitude rank#6
Earlier events M≥4282
Earlier events M≥533
Compared since2025-01-01

The QuakeMap24 comparison dataset begins on 2024-03-23. Earlier earthquakes may not be included.

Strongest earlier events

M6.72025-07-14 05:49:58 UTC154.2 km177 km WSW of Tual, Indonesia M6.72025-07-14 05:49:58 UTC142.5 km M6.72025-07-14 05:49:57 UTC158.0 km173 km WSW of Tual, Indonesia M6.72025-07-14 05:49:57 UTC151.9 km179 km WSW of Tual, Indonesia M6.62025-07-14 05:49:57 UTC147.1 kmTanimbar Islands Region, Indonesia

Historic earthquake map · Indonesia

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 · Indonesia

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

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