Earthquake · Reviewed by USGS

M2.8 earthquake 16 km NNE of Arecibo, Puerto Rico

A magnitude 2.8 earthquake struck 16 km NNE of Arecibo, Puerto Rico at Oct 1, 2026, 08:45 UTC, at a depth of 14 km. The epicentre was 16 km (10 mi) NNE of Arecibo.

Details

Magnitude	2.8 md
Time	Oct 1, 2026, 08:45 UTC
Depth	14.4 km
Coordinates	18.605, -66.654
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
2.2	16 km S of La Parguera, Puerto Rico	96 km / 60 mi	depth 32 km	Oct 26, 03:53 UTC
3.0	66 km N of San Juan, Puerto Rico	79 km / 49 mi	depth 31 km	Oct 26, 03:41 UTC
2.1	4 km WSW of Guánica, Puerto Rico	79 km / 49 mi	depth 8 km	Oct 25, 21:34 UTC
2.2	17 km SSW of Guánica, Puerto Rico	93 km / 58 mi	depth 12 km	Oct 24, 23:04 UTC
3.2	57 km NW of San Antonio, Puerto Rico	88 km / 54 mi	depth 37 km	Oct 24, 21:07 UTC
2.6	2 km WNW of Fuig, Puerto Rico	74 km / 46 mi	depth 9 km	Oct 24, 03:34 UTC
1.8	3 km W of Tallaboa, Puerto Rico	69 km / 43 mi	depth 13 km	Oct 22, 21:44 UTC
1.9	4 km WSW of Guánica, Puerto Rico	79 km / 49 mi	depth 9 km	Oct 22, 19:43 UTC
2.0	4 km WSW of Guánica, Puerto Rico	78 km / 48 mi	depth 6 km	Oct 22, 16:32 UTC
2.1	8 km SSE of Maria Antonia, Puerto Rico	81 km / 51 mi	depth 10 km	Oct 21, 20:38 UTC
2.1	0 km WSW of Fuig, Puerto Rico	75 km / 46 mi	depth 11 km	Oct 21, 14:16 UTC
1.9	4 km NNW of Guayanilla, Puerto Rico	63 km / 39 mi	depth 8 km	Oct 21, 13:37 UTC
2.3	5 km SE of Maria Antonia, Puerto Rico	76 km / 47 mi	depth 13 km	Oct 21, 13:17 UTC
3.3	53 km N of Brenas, Puerto Rico	52 km / 32 mi	depth 26 km	Oct 21, 05:01 UTC
2.8	1 km W of Fuig, Puerto Rico	75 km / 46 mi	depth 8 km	Oct 21, 03:47 UTC
3.6	93 km N of Brenas, Puerto Rico	88 km / 55 mi	depth 69 km	Oct 21, 00:55 UTC
2.6	24 km SSE of Maria Antonia, Puerto Rico	94 km / 59 mi	depth 14 km	Oct 20, 23:54 UTC
2.2	2 km WNW of Fuig, Puerto Rico	74 km / 46 mi	depth 11 km	Oct 20, 21:22 UTC
1.8	2 km WSW of Guayanilla, Puerto Rico	68 km / 42 mi	depth 14 km	Oct 20, 06:58 UTC
1.3	3 km NE of La Parguera, Puerto Rico	78 km / 49 mi	depth 12 km	Oct 19, 21:17 UTC
2.0	1 km SW of Indios, Puerto Rico	71 km / 44 mi	depth 16 km	Oct 19, 20:42 UTC
2.4	6 km SSW of Guánica, Puerto Rico	81 km / 51 mi	depth 14 km	Oct 19, 10:51 UTC
2.0	8 km S of Guánica, Puerto Rico	83 km / 52 mi	depth 8 km	Oct 19, 09:29 UTC
2.9	25 km WNW of Puerto Real, Puerto Rico	94 km / 59 mi	depth 6 km	Oct 19, 04:57 UTC
1.9	2 km NNW of Aibonito, Puerto Rico	63 km / 39 mi	depth 14 km	Oct 18, 21:06 UTC

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