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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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5.2

6 km NW of Balangonan, Philippines

28 October 2026, 04:11:54 (+03) 2026-10-28 01:11:54 UTC

3 sources: EMSC, USGS, GFZ mb
Magnitude
5.2 mb
Depth
45.9 km
Coordinates
5.6079, 125.3054
Data consistency
97/100

Regional activity (100 km)

Last 24 hours
1
Last 7 days
11
Last 30 days
46

Approximate energy released

≈ 951 t TNT

3.98e+12 J

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

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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

54 earthquakes

By magnitude

  • M0 0
  • M1 0
  • M2 0
  • M3 37
  • M4 14
  • M5 3
  • M6 0
  • M7 0
  • M8+ 0

By depth

  • 0–10 km 15
  • 10–20 km 19
  • 20–40 km 8
  • 40–70 km 6
  • 70–150 km 6
  • 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
MINDANAO, PHILIPPINES
5.2 mb 35.0 km 01:11:54.250 Δt 0.73 sn · 8.71 km · ΔM 0 Original record
USGS Earthquake Hazards Program Displayed
6 km NW of Balangonan, Philippines
5.2 mb 45.9 km 01:11:54.979 Δt 0 sn · 0 km · ΔM 0 Original record
GFZ GEOFON
Mindanao, Philippines
5.2 mb 10.0 km 01:11:51.690 Δt 3.29 sn · 5.04 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) GEOFON Program, GFZ Helmholtz Centre for Geosciences — CC BY 4.0

Revision history

  1. 28.10.2026 10:35:33 · EMSC · update

    depth: 45.9 → 35 latitude: 5.6079 → 5.6848 longitude: 125.3054 → 125.3222 time: 2026-10-28T01:11:54.979+00:00 → 2026-10-28T01:11:54.250+00:00

  2. 28.10.2026 04:30:44 · SISTEM · recompute

    depth: 45.9 → 45.94 source count: 2 → 3 review status: automatic → reviewed confirming sources: emsc,gfz → emsc,usgs,gfz preferred source: 3 → 4

  3. 28.10.2026 04:30:42 · EMSC · update

    depth: 113 → 45.9 latitude: 5.6812 → 5.6079 longitude: 125.4579 → 125.3054 time: 2026-10-28T01:11:59.560+00:00 → 2026-10-28T01:11:54.979+00:00

  4. 28.10.2026 04:30:42 · SISTEM · recompute

    depth: 113 → 45.9 latitude: 5.6812 → 5.6079 longitude: 125.4579 → 125.3054 time: 2026-10-28T01:11:59.560Z → 2026-10-28 01:11:54.979+00:00

  5. 28.10.2026 04:22:20 · EMSC · update

    depth: 35 → 113 latitude: 5.636 → 5.6812 longitude: 125.3352 → 125.4579 time: 2026-10-28T01:11:55.020+00:00 → 2026-10-28T01:11:59.560+00:00

  6. 28.10.2026 04:22:20 · SISTEM · recompute

    depth: 35 → 113 latitude: 5.636 → 5.6812 longitude: 125.3352 → 125.4579 time: 2026-10-28T01:11:55.020Z → 2026-10-28 01:11:59.560+00:00

  7. 28.10.2026 04:21:40 · GFZ · update

    latitude: 5.657 → 5.635 longitude: 125.317 → 125.342 time: 2026-10-28T01:11:51.940+00:00 → 2026-10-28T01:11:51.690+00:00

  8. 28.10.2026 04:20:01 · SISTEM · recompute

    depth: 10 → 35 latitude: 5.657 → 5.636 longitude: 125.317 → 125.3352 time: 2026-10-28T01:11:51.940Z → 2026-10-28 01:11:55.020+00:00 source count: 1 → 2 confirming sources: gfz → emsc,gfz preferred source: 5 → 3

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