M 5.0 earthquake – 14 km S of Tallaboa, Puerto Rico

Jan 7, 2020 · 08:29 UTC · Jan 7, 2020
Local time: Jan 7, 2020 · 04:29 (UTC-4)

ModerateShallow · 10 kmPAGER green Reviewed by a seismologist

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Magnitude: 5.0body-wave magnitude (mb)
Depth: 10 kmShallow earthquake
Epicenter: 17.869, -66.70318 km from Ponce
Energy released: 477 tons of TNTless than one Hiroshima bomb
Felt reports: —"Did You Feel It?" responses
Shaking intensity: 4.1max. instrumental (MMI)
Aftershocks: 500M2.5+ within 30 km, up to 60 days
Significance: 385USGS score, 0–1,000+

Not rare around here

An earthquake at least as strong struck within 300 km on Jan 7, 2020.

How strong was it?

Moderate earthquake. It released 477 tons of TNT, 1 times the energy of a magnitude 5.0. Bars use the magnitude scale: every step is about 32 times more energy.

Chile 1960 M 9.5

Japan 2011 M 9.1

San Francisco 1906 M 7.9

Turkey 2023 M 7.8

Haiti 2010 M 7.0

Northridge 1994 M 6.7

This earthquake M 5.0

Aftershocks

500 earthquakes of M2.5+ within 30 km in the 60 days after.

The strongest earthquakes within 300 km

Since 1900, around Puerto Rico.

In the week before

Earthquakes within 30 km in the 7 days before this one: possible foreshocks.