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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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4.5

27 km W of Río Grande, Panama

12 October 2026, 00:19:20 (+03) 2026-10-11 21:19:20 UTC

2 sources: EMSC, USGS mb
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Magnitude
4.5 mb
Depth
10.0 km
Coordinates
7.7202, -81.5862
Data consistency
87/100

Regional activity (100 km)

Last 24 hours
5
Last 7 days
47
Last 30 days
476

Approximate energy released

≈ 85 t TNT

3.55e+11 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

664 earthquakes

By magnitude

  • M0 0
  • M1 0
  • M2 17
  • M3 473
  • M4 164
  • M5 7
  • M6 2
  • M7 1
  • M8+ 0

By depth

  • 0–10 km 281
  • 10–20 km 352
  • 20–40 km 24
  • 40–70 km 3
  • 70–150 km 3
  • 150+ km 1

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
PANAMA
 4.5 mb 10.0 km 21:19:20.810 Δt 0.46 sn · 11.4 km · ΔM 0 Original record
USGS Earthquake Hazards Program Displayed
27 km W of Río Grande, Panama
 4.5 mb 10.0 km 21:19:20.354 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. 12.10.2026 09:35:45 · EMSC · update

    latitude: 7.7202 → 7.7121 longitude: -81.5862 → -81.4832 time: 2026-10-11T21:19:20.354+00:00 → 2026-10-11T21:19:20.810+00:00

  2. 12.10.2026 01:21:52 · SISTEM · recompute

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

  3. 12.10.2026 01:21:44 · EMSC · update

    depth: 5 → 10 latitude: 8.4801 → 7.7202 longitude: -82.7127 → -81.5862 magnitude: 4.9 → 4.5 time: 2026-10-11T21:19:39.000+00:00 → 2026-10-11T21:19:20.354+00:00 location: PANAMA-COSTA RICA BORDER REGION → PANAMA magnitude type: m → mb

  4. 12.10.2026 01:21:44 · SISTEM · recompute

    depth: 5 → 10 latitude: 8.4801 → 7.7202 longitude: -82.7127 → -81.5862 magnitude: 4.9 → 4.5 time: 2026-10-11T21:19:39.000Z → 2026-10-11 21:19:20.354+00:00 magnitude type: m → mb

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