Magnitude 4.5 earthquake in Philippine waters, 113 km WSW of San Antonio, Zambales — October 2, 2026

A magnitude 4.5 earthquake struck off the west coast of Luzon, about 113 kilometers west-southwest of San Antonio, Zambales at 11:10 p.m. on Friday, Oct. 2, the Philippine Institute of Volcanology and Seismology (Phivolcs) reported.

The quake struck at a depth of 17 kilometers.

• Magnitude: M4.5
• Time: October 2, 2026, 11:10 PM PHT
• Depth: 17 km
• Location: Philippine waters, 113 km WSW of San Antonio, Zambales (14.56°N, 119.12°E)

Nearby earthquakes

The strongest other Philippine earthquakes within 100 km and 3 days before or after this one (up to five), including possible foreshocks and aftershocks.

• M3.1 Philippine waters, 91 km WSW of San Antonio, Zambales, 27 km deep, 22 km away, October 2, 2026 1:43 PM PHT
• M3.1 Philippine waters, 95 km WSW of San Antonio, Zambales, 24 km deep, 18 km away, October 2, 2026 2:39 PM PHT
• M2.8 Philippine waters, 103 km WSW of San Antonio, Zambales, 27 km deep, 12 km away, October 2, 2026 4:15 PM PHT
• M3.0 Philippine waters, 67 km WSW of San Antonio, Zambales, 15 km deep, 46 km away, October 2, 2026 8:11 PM PHT
• M3.2 Philippine waters, 92 km WSW of San Antonio, Zambales, 18 km deep, 21 km away, October 2, 2026 9:49 PM PHT

Towns that likely felt it

Estimated intensity in the nearest towns, from the magnitude, depth and distance. These are estimates, not reports.

• San Antonio, Zambales: Intensity III (112 km from the epicenter)

Estimated intensity in Manila

Weak (MMI 2), 201 km from the epicenter.