Earthquake · Reviewed by USGS

M3.9 earthquake 104 km N of Brenas, Puerto Rico

A magnitude 3.9 earthquake struck 104 km N of Brenas, Puerto Rico at Jan 10, 2026, 00:24 UTC, at a depth of 42 km. The epicentre was 107 km (67 mi) N of Vega Baja. 1 people reported feeling it to USGS.

Details

Magnitude	3.9 md
Time	Jan 10, 2026, 00:24 UTC
Depth	42.0 km
Coordinates	19.408, -66.408
Felt reports	1
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
3.0	66 km N of San Juan, Puerto Rico	51 km / 32 mi	depth 31 km	Oct 26, 03:41 UTC
3.3	53 km N of Brenas, Puerto Rico	52 km / 32 mi	depth 26 km	Oct 21, 05:01 UTC
3.6	93 km N of Brenas, Puerto Rico	19 km / 12 mi	depth 69 km	Oct 21, 00:55 UTC
3.1	22 km NNE of Brenas, Puerto Rico	84 km / 52 mi	depth 74 km	Oct 14, 23:24 UTC
3.1	48 km N of Hatillo, Puerto Rico	68 km / 42 mi	depth 36 km	Oct 14, 18:02 UTC
2.9	10 km N of Animas, Puerto Rico	99 km / 62 mi	depth 13 km	Oct 13, 06:05 UTC
3.1	68 km N of Tierras Nuevas Poniente, Puerto Rico	37 km / 23 mi	depth 35 km	Oct 8, 07:26 UTC
3.0	34 km NNE of San Juan, Puerto Rico	81 km / 50 mi	depth 43 km	Oct 5, 03:07 UTC
2.8	16 km NNE of Arecibo, Puerto Rico	93 km / 58 mi	depth 14 km	Oct 1, 08:45 UTC
2.8	8 km NNE of Tierras Nuevas Poniente, Puerto Rico	97 km / 60 mi	depth 89 km	Sep 26, 05:35 UTC
2.8	13 km NNE of Carrizales, Puerto Rico	97 km / 61 mi	depth 17 km	Sep 22, 07:30 UTC
3.1	75 km N of Brenas, Puerto Rico	32 km / 20 mi	depth 11 km	Sep 20, 02:31 UTC
3.3	110 km N of Suárez, Puerto Rico	63 km / 39 mi	depth 21 km	Sep 19, 22:15 UTC
3.4	142 km N of Hatillo, Puerto Rico	54 km / 34 mi	depth 33 km	Sep 19, 07:54 UTC
3.2	93 km N of San Juan, Puerto Rico	35 km / 22 mi	depth 20 km	Sep 16, 13:29 UTC
3.3	76 km NNE of Vieques, Puerto Rico	97 km / 60 mi	depth 7 km	Sep 16, 00:05 UTC
3.0	15 km N of Arecibo, Puerto Rico	95 km / 59 mi	depth 76 km	Sep 14, 21:15 UTC
3.6	139 km NNE of Suárez, Puerto Rico	94 km / 59 mi	depth 19 km	Sep 12, 04:01 UTC
3.2	27 km N of Isabela, Puerto Rico	96 km / 60 mi	depth 14 km	Sep 7, 20:10 UTC
3.7	117 km N of San Juan, Puerto Rico	30 km / 19 mi	depth 11 km	Sep 5, 07:54 UTC
2.9	65 km N of Tierras Nuevas Poniente, Puerto Rico	40 km / 25 mi	depth 11 km	Sep 4, 23:37 UTC
2.8	43 km NNE of Arecibo, Puerto Rico	65 km / 41 mi	depth 16 km	Sep 1, 15:31 UTC
2.8	10 km NNE of Tierras Nuevas Poniente, Puerto Rico	96 km / 59 mi	depth 96 km	Aug 31, 03:39 UTC
3.3	80 km N of San Juan, Puerto Rico	41 km / 25 mi	depth 26 km	Aug 28, 03:20 UTC
3.1	36 km NNE of Arecibo, Puerto Rico	73 km / 45 mi	depth 51 km	Aug 26, 17:24 UTC

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