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Significant earthquake

This summarises a recorded earthquake only; it is not a warning or a prediction. Follow AFAD and the competent authorities for official statements and guidance.

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3.0

49 km N of Suárez, Puerto Rico

27 October 2026, 06:16:33 (+03) 2026-10-27 03:16:33 UTC

2 sources: EMSC, USGS md
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Magnitude
3.0 md
Depth
36.2 km
Coordinates
18.8712, -65.7982
Data consistency
90/100

Regional activity (100 km)

Last 24 hours
4
Last 7 days
16
Last 30 days
36

Approximate energy released

≈ 0.5 t TNT

2.00e+9 J

Approximated with the Gutenberg–Richter relation (log E = 1.5 M + 4.8); depends on magnitude type. Gutenberg & Richter (1956).

Did you feel this earthquake?

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Community reports

Based on voluntary reports from users; not an instrumental measurement or official intensity. For official information follow AFAD and Kandilli Observatory announcements.

Impact information reported by sources

  • USGS Earthquake Hazards Program Tsunami flag: No

These values are automatic products of the respective agency, not an assessment by this platform. For tsunami warnings follow the Kandilli Observatory Regional Earthquake-Tsunami Monitoring Center and AFAD.

Nearby places

No records.

Nearby faults (50 km)

No mapped fault within 50 km.

Last year, within 100 km

38 earthquakes

By magnitude

  • M0 0
  • M1 0
  • M2 15
  • M3 23
  • M4 0
  • M5 0
  • M6 0
  • M7 0
  • M8+ 0

By depth

  • 0–10 km 0
  • 10–20 km 6
  • 20–40 km 17
  • 40–70 km 10
  • 70–150 km 5
  • 150+ km 0

Largest previous earthquakes within 100 km

Largest earthquakes in the platform catalogue and entries from historical catalogues (with citation).

Comparison with past records

…

No earlier earthquakes are recorded in this area.

  • Source:

Where does this earthquake come from?

Source comparison

Agency Magnitude Depth Time (UTC) Difference from master Original record
EMSC-CSEM
PUERTO RICO REGION
 3.0 md 36.2 km 03:16:33.040 Δt 0 sn · 0 km · ΔM 0 Original record
USGS Earthquake Hazards Program Displayed
49 km N of Suárez, Puerto Rico
 3.0 md 36.2 km 03:16:33.040 Δt 0 sn · 0 km · ΔM 0 Original record

This value summarises agreement between sources; it is not a measure of scientific accuracy. Euro-Mediterranean Seismological Centre (EMSC-CSEM) — CC BY 4.0 U.S. Geological Survey (USGS) Earthquake Hazards Program — Public domain (U.S. Government)

Revision history

  1. 27.10.2026 06:35:02 · USGS · update

    depth: 44.64 → 36.24 latitude: 18.9111 → 18.87117 longitude: -65.8028 → -65.79817 magnitude: 2.7 → 3 time: 2026-10-27T03:16:31.223+00:00 → 2026-10-27T03:16:33.040+00:00 location: 53 km N of Suárez, Puerto Rico → 49 km N of Suárez, Puerto Rico magnitude type: ml → md

  2. 27.10.2026 06:35:02 · SISTEM · recompute

    depth: 44.64 → 36.24 latitude: 18.9111 → 18.87117 longitude: -65.8028 → -65.79817 magnitude: 2.7 → 3 time: 2026-10-27T03:16:31.223Z → 2026-10-27 03:16:33.040+00:00 magnitude type: ml → md

  3. 27.10.2026 06:35:01 · EMSC · update

    depth: 44.6 → 36.2 latitude: 18.9111 → 18.8712 longitude: -65.8028 → -65.7982 magnitude: 2.7 → 3 time: 2026-10-27T03:16:31.223+00:00 → 2026-10-27T03:16:33.040+00:00 magnitude type: ml → md

  4. 27.10.2026 06:30:52 · SISTEM · recompute

    depth: 44.6 → 44.64 source count: 1 → 2 review status: automatic → reviewed confirming sources: emsc → emsc,usgs preferred source: 3 → 4

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