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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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4.6

18 km WNW of Río Grande, Panama

11 October 2026, 03:06:09 (+03) 2026-10-11 00:06:09 UTC

2 sources: EMSC, USGS mb
Did you feel this earthquake?
Magnitude
4.6 mb
Depth
10.0 km
Coordinates
7.8093, -81.4720
Data consistency
90/100

Regional activity (100 km)

Last 24 hours
11
Last 7 days
58
Last 30 days
538

Approximate energy released

≈ 120 t TNT

5.01e+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

763 earthquakes

By magnitude

  • M0 0
  • M1 0
  • M2 18
  • M3 558
  • M4 177
  • M5 7
  • M6 2
  • M7 1
  • M8+ 0

By depth

  • 0–10 km 330
  • 10–20 km 398
  • 20–40 km 28
  • 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
 4.6 mb 10.0 km 00:06:09.650 Δt 0.36 sn · 5.73 km · ΔM 0 Original record
USGS Earthquake Hazards Program Displayed
18 km WNW of Río Grande, Panama
 4.6 mb 10.0 km 00:06:09.289 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. 11.10.2026 10:43:05 · EMSC · update

    latitude: 7.8093 → 7.8408 longitude: -81.472 → -81.4307 time: 2026-10-11T00:06:09.289+00:00 → 2026-10-11T00:06:09.650+00:00

  2. 11.10.2026 03:49:10 · SISTEM · recompute

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

  3. 11.10.2026 03:49:08 · EMSC · update

    latitude: 8.2899 → 7.8093 longitude: -82.2801 → -81.472 magnitude: 4.8 → 4.6 time: 2026-10-11T00:06:22.000+00:00 → 2026-10-11T00:06:09.289+00:00 location: PANAMA-COSTA RICA BORDER REGION → PANAMA magnitude type: m → mb

  4. 11.10.2026 03:49:08 · SISTEM · recompute

    latitude: 8.2899 → 7.8093 longitude: -82.2801 → -81.472 magnitude: 4.8 → 4.6 time: 2026-10-11T00:06:22.000Z → 2026-10-11 00:06:09.289+00:00 magnitude type: m → mb

  5. 11.10.2026 03:23:03 · EMSC · update

    magnitude: 4.7 → 4.8

  6. 11.10.2026 03:23:03 · SISTEM · recompute

    magnitude: 4.7 → 4.8

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