3.1
Earthquake Details: 16 km SE of Esperanza, Puerto Rico
Sep 18, 2026, 03:57:04
- Depth
- 9.8 km
- Felt reports
- No data
Source: USGSUpdated: Oct 8, 2026, 01:58 AM UTC
A magnitude 3.1 earthquake occurred on Sep 18, 2026 at 03:57:04. Epicenter: 16 km SE of Esperanza, Puerto Rico. Reported depth: 9.8 km.
Status: Reviewed
Tsunami information
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Time & depth
- Local time
- Sep 17, 2026, 23:57:04 AST
- UTC
- Sep 18, 2026, 03:57:04 UTC
9.8 km · Shallow-focus
Less than 70 km deep. Shaking is often stronger near the epicentre.
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Nearby major cities
Agency measurements
Agencies may use different observations and magnitude scales, and initial estimates can change.
- USGSmd 3.08
pr71532098
- Depth:
- 9.8 km
- Status:
- Reviewed
- Time:
- Updated:
- Oct 8, 2026, 01:58 AM UTC
Technical Details
Depth9.8 km
Significance146
Latitude17.9842
Longitude-65.3753
Event IDpr71532098
Magnitude3.1
Updated:Oct 8, 2026, 01:58:50 UTC
Regional Seismicity
External Resources
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Earthquake information is automatically aggregated from the official seismic agencies listed below. Preliminary measurements can change as agencies review an event; use local emergency authorities for safety decisions. Latest successful data update: Oct 8, 2026, 01:58 UTC.
Data sources:
- USGS — Credit: U.S. Geological Survey.
- EMSC — Credit: EMSC/CSEM. Event catalogue data are provided under CC BY 4.0. CC BY 4.0
- JMA — Source: Japan Meteorological Agency (JMA).
- Geoscience Australia — Based on Australian Earthquakes data by Geoscience Australia. © Commonwealth of Australia. Licensed under CC BY 4.0; the section 5 disclaimer applies. CC BY 4.0
- GeoNet — We acknowledge the New Zealand GeoNet programme and its sponsors NHC, Earth Sciences NZ, LINZ, NEMA and MBIE for providing earthquake data.