Earthquake · Reviewed by USGS

M4.9 earthquake 42 km SSE of Alianza Cristiana, Peru

A magnitude 4.9 earthquake struck 42 km SSE of Alianza Cristiana, Peru at Aug 20, 2025, 15:06 UTC, at a depth of 113 km. The epicentre was 232 km (144 mi) N of Yurimaguas.

Details

Magnitude	4.9 mb
Time	Aug 20, 2025, 15:06 UTC
Depth	112.7 km
Coordinates	-3.822, -76.268
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

Yurimaguas232 km (144 mi)
Moyobamba258 km (160 mi)
Macas266 km (165 mi)
Rioja268 km (166 mi)
La Banda297 km (185 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
4.5	91 km ENE of Alianza Cristiana, Peru	98 km / 61 mi	depth 133 km	Sep 29, 10:22 UTC
4.3	85 km ENE of Alianza Cristiana, Peru	98 km / 61 mi	depth 140 km	Aug 2, 17:09 UTC
5.0	31 km NE of Barranca, Peru	96 km / 60 mi	depth 115 km	Feb 22, 06:43 UTC
4.2	67 km S of Alianza Cristiana, Peru	40 km / 25 mi	depth 122 km	Nov 4, 07:14 UTC

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