M 3.0 earthquake – 45 km NNW of San Antonio, Puerto Rico
·
Local time: Oct 29, 2026 · 23:33 (UTC-4)
MinorShallow · 8.5 km
Reviewed by a seismologist
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- Magnitude
- 3.0duration magnitude (md)
- Depth
- 8.5 kmShallow earthquake
- Epicenter
- 18.835, -67.33649 km from Aguadilla
- Energy released
- 0.5 tons of TNTless than one Hiroshima bomb
- Felt reports
- —"Did You Feel It?" responses
- Shaking intensity
- —not estimated
- Aftershocks
- 0M2.5+ within 30 km
- Significance
- 136USGS score, 0–1,000+
Not rare around here
An earthquake at least as strong struck within 300 km on Oct 28, 2026.
How strong was it?
Minor earthquake. It released 0.5 tons of TNT, 1,000 times less than a magnitude 5.0. Bars use the magnitude scale: every step is about 32 times more energy.
The strongest earthquakes within 300 km
Since 1900, around Puerto Rico.
- 7.8 16 km NNW of Miches, Dominican Republic Aug 4, 1946
- 7.7 45 km N of San Antonio, Puerto Rico Jul 29, 1943
- 7.1 11 km WNW of Sánchez, Dominican Republic Apr 21, 1948
- 7.1 24 km NNW of San Antonio, Puerto Rico Oct 11, 1918
- 7.0 24 km NNW of Las Terrenas, Dominican Republic Aug 8, 1946
- 6.9 52 km S of San Pedro de Macorís, Dominican Republic Jun 24, 1984
- 6.8 94 km NE of Punta Cana, Dominican Republic Jul 27, 1917
- 6.8 26 km SE of Boca de Yuma, Dominican Republic Apr 24, 1916
In the week before
Earthquakes within 30 km in the 7 days before this one: possible foreshocks.