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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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5.1

129 km SSE of Kokopo, Papua New Guinea

19 October 2026, 01:31:43 (+03) 2026-10-18 22:31:43 UTC

3 sources: EMSC, USGS, GFZ mww
Did you feel this earthquake?
Magnitude
5.1 mww
Depth
10.0 km
Coordinates
-5.4567, 152.6162
Data consistency
96/100

Regional activity (100 km)

Last 24 hours
0
Last 7 days
0
Last 30 days
13

Approximate energy released

≈ 674 t TNT

2.82e+12 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

18 earthquakes

By magnitude

  • M0 0
  • M1 0
  • M2 0
  • M3 0
  • M4 9
  • M5 8
  • M6 1
  • M7 0
  • M8+ 0

By depth

  • 0–10 km 0
  • 10–20 km 7
  • 20–40 km 2
  • 40–70 km 8
  • 70–150 km 1
  • 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
NEW BRITAIN REGION, P.N.G.
 5.1 mw 10.0 km 22:31:44.140 Δt 0.87 sn · 9.35 km · ΔM 0 Original record
USGS Earthquake Hazards Program Displayed
129 km SSE of Kokopo, Papua New Guinea
 5.1 mww 10.0 km 22:31:43.272 Δt 0 sn · 0 km · ΔM 0 Original record
GFZ GEOFON
New Britain Region, Papua New Guinea
 5.2 mb 10.0 km 22:31:44.240 Δt 0.97 sn · 10.94 km · ΔM +0.1 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) GEOFON Program, GFZ Helmholtz Centre for Geosciences — CC BY 4.0

Revision history

  1. 19.10.2026 09:35:29 · EMSC · update

    latitude: -5.4567 → -5.3722 longitude: 152.6162 → 152.6144 time: 2026-10-18T22:31:43.272+00:00 → 2026-10-18T22:31:44.140+00:00

  2. 19.10.2026 02:25:53 · USGS · update

    latitude: -5.4373 → -5.4567 longitude: 152.6748 → 152.6162 time: 2026-10-18T22:31:43.284+00:00 → 2026-10-18T22:31:43.272+00:00

  3. 19.10.2026 02:25:53 · SISTEM · recompute

    latitude: -5.4373 → -5.4567 longitude: 152.6748 → 152.6162 time: 2026-10-18T22:31:43.284Z → 2026-10-18 22:31:43.272+00:00

  4. 19.10.2026 02:25:52 · EMSC · update

    latitude: -5.4373 → -5.4567 longitude: 152.6748 → 152.6162 time: 2026-10-18T22:31:43.284+00:00 → 2026-10-18T22:31:43.272+00:00

  5. 19.10.2026 01:49:18 · SISTEM · recompute

    source count: 2 → 3 review status: automatic → reviewed magnitude type: mw → mww confirming sources: emsc,gfz → emsc,usgs,gfz preferred source: 3 → 4

  6. 19.10.2026 01:49:17 · EMSC · update

    depth: 44 → 10 latitude: -5.3458 → -5.4373 longitude: 152.5191 → 152.6748 magnitude: 5.2 → 5.1 time: 2026-10-18T22:31:48.970+00:00 → 2026-10-18T22:31:43.284+00:00 magnitude type: mb → mw

  7. 19.10.2026 01:49:17 · SISTEM · recompute

    depth: 44 → 10 latitude: -5.3458 → -5.4373 longitude: 152.5191 → 152.6748 magnitude: 5.2 → 5.1 time: 2026-10-18T22:31:48.970Z → 2026-10-18 22:31:43.284+00:00 magnitude type: mb → mw

  8. 19.10.2026 01:48:15 · EMSC · update

    depth: 10 → 44 latitude: -5.36 → -5.3458 longitude: 152.637 → 152.5191 time: 2026-10-18T22:31:44.240+00:00 → 2026-10-18T22:31:48.970+00:00

  9. 19.10.2026 01:48:15 · SISTEM · recompute

    depth: 10 → 44 latitude: -5.36 → -5.3458 longitude: 152.637 → 152.5191 time: 2026-10-18T22:31:44.240Z → 2026-10-18 22:31:48.970+00:00

  10. 19.10.2026 01:46:24 · GFZ · update

    latitude: -5.27 → -5.36 longitude: 152.706 → 152.637 magnitude: 5.1 → 5.2 time: 2026-10-18T22:31:43.630+00:00 → 2026-10-18T22:31:44.240+00:00

  11. 19.10.2026 01:46:05 · EMSC · update

    depth: 44 → 10 latitude: -5.423 → -5.36 longitude: 152.5742 → 152.637 magnitude: 5.1 → 5.2 time: 2026-10-18T22:31:48.220+00:00 → 2026-10-18T22:31:44.240+00:00

  12. 19.10.2026 01:46:05 · SISTEM · recompute

    depth: 44 → 10 latitude: -5.423 → -5.36 longitude: 152.5742 → 152.637 magnitude: 5.1 → 5.2 time: 2026-10-18T22:31:48.220Z → 2026-10-18 22:31:44.240+00:00

  13. 19.10.2026 01:44:25 · SISTEM · recompute

    source count: 1 → 2 confirming sources: emsc → emsc,gfz

  14. 19.10.2026 01:43:57 · EMSC · update

    latitude: -5.3447 → -5.423 longitude: 152.6167 → 152.5742

  15. 19.10.2026 01:43:57 · SISTEM · recompute

    latitude: -5.3447 → -5.423 longitude: 152.6167 → 152.5742

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