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M4.3 earthquake 23 km S of Soná, Veraguas Province, Panama

A magnitude 4.3 earthquake struck 23 km S of Soná, Veraguas Province, Panama at 18:34 local time (23:34 UTC) on 9 Oct 2026, at a depth of 10 km, according to USGS.

Data: USGS · updated 2026-10-31 04:46 UTC · reviewed

Magnitude
4.3light
body-wave magnitude (mb)
Depth
10 km
Status
Reviewed
Origin time
2026-10-09 23:34:23 UTC
Local: 9 Oct 2026, 18:34:23 (America/Panama)
Epicentre
7.807° N, 81.313° W

Circles show this event and others within 30 km from 7 days before to 30 days after. Lines: plate boundaries and GEM active faults. Open on the live map

Nearby places

Distance and estimated shaking at nearby places
PlaceDistanceEst. shaking
SonáVeraguas Province, Panama · pop. 7,66923 kmIVLight
Santiago de VeraguasVeraguas Province, Panama · pop. 45,35549 kmIIIWeak
DavidChiriquí Province, Panama · pop. 82,907141 kmINot felt
Panama CityPanamá, Panama · pop. 408,168237 kmINot felt
San MiguelitoPanamá, Panama · pop. 321,501245 kmINot felt
San JoséCosta Rica · pop. 335,007385 kmINot felt

Shaking is an estimate from the intensity prediction equation of Allen, Wald & Worden (2012), not an observation. Local ground and buildings can change it by a level or more. Likely felt out to about 59 km.

Every agency's solution

Agencies locate earthquakes with their own stations and methods, so their numbers differ. We match reports of the same event by time, distance and magnitude and show them side by side. The headline uses USGS, which has been reviewed by an analyst.

AgencyMagnitudeDepthEpicentreTime offsetStatus
USGSheadlineUSGS NEIC via U.S. Geological Survey4.3 mb10 km7.81° N, 81.31° W–Reviewed

How big was it?

Widely felt near the epicentre: rattling windows and objects. Significant damage is unlikely.

It released roughly the energy of 43 t of TNT. Magnitude is logarithmic: each whole step means about 32 times more energy and 10 times larger waves on a seismogram. Depth matters too: at 10 km this was a shallow earthquake, which is felt more strongly at the surface than a deeper one of the same size.

M4.3 releases about 32× the energy of M3.3, and its waves are about 10× taller on a seismogram. Energy: 43 t of TNT vs 1.3 t of TNT.

Each square is the energy of one M3.3. Energy from log₁₀E = 1.5M + 4.8.

Aftershocks and nearby activity

26 later earthquakes within 30 km; the largest was M6.1 31 days ago. 18 in the 7 days before. Aftershock rates usually fall off roughly in proportion to 1/time.

Aftershocks

Mainshock M4.3

26 later earthquakes nearby. Aftershock rates typically fall off roughly as 1/time (Omori's law).

Aftershocks
Time after mainshock (hours)MagnitudeDepth (km)
0.394.710
2.024.510
2.764.410
3.154.510
5.784.410
11.014.810
15.424.510
24.534.610
26.784.310
45.754.710
46.854.410
47.104.610
68.524.810
70.154.510
70.244.510
71.776.111
71.895.010
72.044.910
72.464.610
79.084.610
85.294.510
136.294.710
149.804.410
198.694.110
208.644.510
275.344.510
  1. 6.137 km SSW of Soná, Veraguas Province, Panama10-12 23:20
  2. 5.026 km SSW of Soná, Veraguas Province, Panama10-12 23:27
  3. 4.938 km SW of Soná, Veraguas Province, Panama10-12 23:36
  4. 4.835 km SSW of Soná, Veraguas Province, Panama10-10 10:35
  5. 4.835 km SW of Soná, Veraguas Province, Panama10-12 20:05
  6. 4.737 km SSW of Soná, Veraguas Province, Panama10-09 23:57
  7. 4.740 km SW of Soná, Veraguas Province, Panama10-11 21:19
  8. 4.734 km SSE of Soná, Veraguas Province, Panama10-15 15:51
  9. 4.627 km SW of Soná, Veraguas Province, Panama10-11 00:06
  10. 4.633 km SE of Soná, Veraguas Province, Panama10-11 22:40
  11. 4.633 km SW of Soná, Veraguas Province, Panama10-13 00:02
  12. 4.624 km SSW of Soná, Veraguas Province, Panama10-13 06:39
  13. 4.534 km S of Soná, Veraguas Province, Panama10-10 01:35
  14. 4.545 km SE of Soná, Veraguas Province, Panama10-10 02:43
  15. 4.519 km S of Soná, Veraguas Province, Panama10-10 14:59
  16. 4.529 km SW of Soná, Veraguas Province, Panama10-12 21:43
  17. 4.521 km WSW of Soná, Veraguas Province, Panama10-12 21:48
  18. 4.534 km SW of Soná, Veraguas Province, Panama10-13 12:51
  19. 4.535 km S of Soná, Veraguas Province, Panama10-18 16:12
  20. 4.531 km SW of Soná, Veraguas Province, Panama10-21 10:54
  21. 4.438 km S of Soná, Veraguas Province, Panama10-10 02:20
  22. 4.452 km S of Soná, Veraguas Province, Panama10-10 05:21
  23. 4.440 km SSW of Soná, Veraguas Province, Panama10-11 22:25
  24. 4.435 km SSE of Soná, Veraguas Province, Panama10-16 05:22
  25. 4.323 km WSW of Soná, Veraguas Province, Panama10-11 02:21

Did you feel it?

Reports from people help show where shaking was strong. They are anonymous and shown here in aggregate.

Reports close 14 days after an earthquake.

Reports on SeismoAtlas

No reports yet.

Event id us6000u2u6. First recorded here 31 Oct 2026, 04:56:05 UTC. Solutions: USGS (usgs:us6000u2u6). Cite as: SeismoAtlas, “M4.3 earthquake 23 km S of Soná, Veraguas Province, Panama”, https://seismoatlas.com/earthquake/us6000u2u6-m4-3-earthquake-23-km-s-of-sona-veraguas-province-panama, data from USGS.

JSON: /api/v1/events/us6000u2u6. SeismoAtlas is not an official warning service.