Earthquake · Reviewed by USGS

M4.1 earthquake 43 km S of Tambolaka, Indonesia

A magnitude 4.1 earthquake struck 43 km S of Tambolaka, Indonesia at Oct 4, 2026, 23:19 UTC, at a depth of 35 km. The epicentre was 43 km (27 mi) S of Tambolaka.

Details

Magnitude	4.1 mb
Time	Oct 4, 2026, 23:19 UTC
Depth	35.0 km
Coordinates	-9.816, 119.211
Felt reports	0
Tsunami flag	None
Source	USGS event page

Fig. 1The epicentre and other earthquakes within 100 km, since the day before

01 — Nearby

Nearest cities

02 — Around it

Other earthquakes within 100 km

Other earthquakes within 100 km since the day before this event
Magnitude	Location	Distance	Depth	Time
4.6	70 km W of Tambolaka, Indonesia	84 km / 52 mi	depth 69 km	Oct 17, 12:46 UTC
4.5	71 km SW of Tambolaka, Indonesia	44 km / 27 mi	depth 35 km	Oct 13, 09:48 UTC
4.1	32 km W of Tambolaka, Indonesia	50 km / 31 mi	depth 66 km	Oct 12, 16:56 UTC
4.7	39 km SW of Tambolaka, Indonesia	36 km / 23 mi	depth 60 km	Oct 8, 05:06 UTC
4.4	50 km SW of Tambolaka, Indonesia	33 km / 21 mi	depth 53 km	Oct 6, 12:40 UTC
4.5	35 km SW of Tambolaka, Indonesia	31 km / 19 mi	depth 35 km	Oct 5, 21:38 UTC
4.5	53 km SW of Tambolaka, Indonesia	43 km / 27 mi	depth 35 km	Oct 5, 12:17 UTC
4.2	46 km SW of Tambolaka, Indonesia	34 km / 21 mi	depth 35 km	Oct 4, 14:59 UTC

USGS can revise magnitude and location after the first report. See magnitude vs intensity and aftershocks.