> modest and shallow mb 4.9 Earthquake offshore Ilocos Norte, Philippines

10/17/2025 - Earthquake offshore Ilocos Norte, Philippines

Event Characteristics
CEDIM Karlsruhe Institute of Technology
Date & Time Oct. 17, 2025, 8:31 a.m.
Magnitude mb 4.9
Latitude 18.59 °N
Longitude 120.56 °E
Depth 25.4 km
Last Update 2025-10-17
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Affected Population
Similar Events

Mw 5.8
Depth= 10 km
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Main shock
Sun 05 Oct 2025, 2 months ago
mb 5.0, 33 km, 18.28°N 120.00°E
2 aftershocks
Impact on Health Services

A total 2 major healthcare facilities have been affected by this event.

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Impact Map
Affected Population