A light earthquake magnitude 4 (ml/mb) has struck on Tuesday, 58 kilometers (36 miles) from Culebra in Puerto Rico. Unique identifier: pr2025294000. Ids that are associated to the event: pr2025294000. The 4-magnitude earthquake was detected at 07:39:47 / 7:39 am (local time epicenter). Exact time and date of earthquake 21/10/25 / 2025-10-21 07:39:47 / October 21, 2025 @ 7:39 am UTC/GMT. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact location, longitude -65.2176° West, latitude 18.8275° North, depth = 73 km. The epicenter was at a depth of 73 km (45 miles).

Event epicenter was 72 km (45 miles) from Fajardo (c. 34 100 pop), 78 km (48 miles) from Tortola (c. 23 900 pop), 62 km (38 miles) from Charlotte Amalie (c. 20 000 pop), 82 km (51 miles) from Río Grande (c. 13 500 pop), 79 km (49 miles) from Isabel Segunda (c. 9 300 pop), 77 km (48 miles) from Road Town (c. 8 400 pop). Close country/countries, Puerto Rico (c. 3 917 000 pop), British Virgin Islands (c. 22 000 pop), U.S. Virgin Islands (c. 109 000 pop) (That might be effected). Nearest cities/city/villages to epicentrum/hypocenter was Santa Barbara, Canovanas, Naguabo (min 5000 pop).

In the past 24 hours, there have been one, in the last 10 days nine, in the past 30 days fourty-five and in the last 365 days four hundred and ninety-six earthquakes of magnitude 3.0 or greater that was reported nearby. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. Every year there are an estimated 13,000 light earthquakes in the world.

Did you feel the quake?

Did objects rattle, topple over, or fall off shelves? Leave a comment or report about activity, shaking and damage at your home, country and city. This information comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Date-Time, Location, Distances, Parameters and details about this quake, recorded: 58 km N of Culebra, Puerto Rico.

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