Earthquake · Reviewed by USGS

M4.5 earthquake 50 km ESE of Finschhafen, Papua New Guinea

A magnitude 4.5 earthquake struck 50 km ESE of Finschhafen, Papua New Guinea at Sep 23, 2026, 22:31 UTC, at a depth of 35 km. The epicentre was 143 km (89 mi) E of Lae.

Details

Magnitude	4.5 mb
Time	Sep 23, 2026, 22:31 UTC
Depth	35.0 km
Coordinates	-6.654, 148.290
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

Lae143 km (89 mi)
Bulolo192 km (119 mi)
Popondetta235 km (146 mi)
Kimbe238 km (148 mi)

02 — Around it

Other earthquakes within 100 km

Other earthquakes within 100 km since the day before this event
Magnitude	Location	Distance	Depth	Time
4.4	19 km N of Finschhafen, Papua New Guinea	57 km / 36 mi	depth 65 km	Oct 23, 06:34 UTC

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