Earthquake · Reviewed by USGS

M3.1 earthquake 4 km NNE of Animas, Puerto Rico

A magnitude 3.1 earthquake struck 4 km NNE of Animas, Puerto Rico at Sep 30, 2026, 21:00 UTC, at a depth of 105 km. The epicentre was 8 km (5 mi) WNW of Barceloneta.

Details

Magnitude	3.1 md
Time	Sep 30, 2026, 21:00 UTC
Depth	105.4 km
Coordinates	18.478, -66.614
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	85 km / 53 mi	depth 32 km	Oct 26, 03:53 UTC
3.0	66 km N of San Juan, Puerto Rico	87 km / 54 mi	depth 31 km	Oct 26, 03:41 UTC
2.1	4 km WSW of Guánica, Puerto Rico	68 km / 42 mi	depth 8 km	Oct 25, 21:34 UTC
2.2	17 km SSW of Guánica, Puerto Rico	81 km / 50 mi	depth 12 km	Oct 24, 23:04 UTC
3.2	57 km NW of San Antonio, Puerto Rico	98 km / 61 mi	depth 37 km	Oct 24, 21:07 UTC
2.6	2 km WNW of Fuig, Puerto Rico	63 km / 39 mi	depth 9 km	Oct 24, 03:34 UTC
1.8	3 km W of Tallaboa, Puerto Rico	56 km / 35 mi	depth 13 km	Oct 22, 21:44 UTC
1.9	4 km WSW of Guánica, Puerto Rico	68 km / 42 mi	depth 9 km	Oct 22, 19:43 UTC
2.0	4 km WSW of Guánica, Puerto Rico	67 km / 42 mi	depth 6 km	Oct 22, 16:32 UTC
2.1	8 km SSE of Maria Antonia, Puerto Rico	69 km / 43 mi	depth 10 km	Oct 21, 20:38 UTC
2.1	0 km WSW of Fuig, Puerto Rico	64 km / 40 mi	depth 11 km	Oct 21, 14:16 UTC
1.9	4 km NNW of Guayanilla, Puerto Rico	51 km / 32 mi	depth 8 km	Oct 21, 13:37 UTC
2.3	5 km SE of Maria Antonia, Puerto Rico	64 km / 40 mi	depth 13 km	Oct 21, 13:17 UTC
3.3	53 km N of Brenas, Puerto Rico	61 km / 38 mi	depth 26 km	Oct 21, 05:01 UTC
2.8	1 km W of Fuig, Puerto Rico	64 km / 40 mi	depth 8 km	Oct 21, 03:47 UTC
3.6	93 km N of Brenas, Puerto Rico	99 km / 62 mi	depth 69 km	Oct 21, 00:55 UTC
2.6	24 km SSE of Maria Antonia, Puerto Rico	81 km / 51 mi	depth 14 km	Oct 20, 23:54 UTC
2.2	2 km WNW of Fuig, Puerto Rico	64 km / 40 mi	depth 11 km	Oct 20, 21:22 UTC
1.8	2 km WSW of Guayanilla, Puerto Rico	56 km / 35 mi	depth 14 km	Oct 20, 06:58 UTC
1.3	3 km NE of La Parguera, Puerto Rico	69 km / 43 mi	depth 12 km	Oct 19, 21:17 UTC
2.0	1 km SW of Indios, Puerto Rico	59 km / 37 mi	depth 16 km	Oct 19, 20:42 UTC
2.4	6 km SSW of Guánica, Puerto Rico	70 km / 44 mi	depth 14 km	Oct 19, 10:51 UTC
2.0	8 km S of Guánica, Puerto Rico	72 km / 44 mi	depth 8 km	Oct 19, 09:29 UTC
2.9	25 km WNW of Puerto Real, Puerto Rico	91 km / 57 mi	depth 6 km	Oct 19, 04:57 UTC
1.9	2 km NNW of Aibonito, Puerto Rico	50 km / 31 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.