Magnitude 4.0 earthquake in Philippine waters, 30 km S of Balut Island, Davao Occidental — July 23, 2026

At 12:37 a.m. on Thursday, July 23, a magnitude 4.0 earthquake struck off the south coast of Mindanao, about 30 kilometers south of Balut Island, Davao Occidental, according to the Philippine Institute of Volcanology and Seismology (Phivolcs).

The quake struck at a depth of 6 kilometers.

• Magnitude: M4.0
• Time: July 23, 2026, 12:37 AM PHT
• Depth: 6 km
• Location: Philippine waters, 30 km S of Balut Island, Davao Occidental (5.14°N, 125.37°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.

• M4.8 Near Balut Island, Davao Occidental, 16 km deep, 31 km away, July 22, 2026 2:33 AM PHT
• M5.1 5 km SE of Balut Island, Davao Occidental, 19 km deep, 28 km away, July 22, 2026 5:47 PM PHT
• M3.7 8 km ESE of Balut Island, Davao Occidental, 6 km deep, 32 km away, July 22, 2026 6:51 PM PHT
• M3.7 16 km SSW of Balut Island, Davao Occidental, 37 km deep, 14 km away, July 23, 2026 8:17 AM PHT
• M3.7 18 km SSW of Balut Island, Davao Occidental, 16 km deep, 12 km away, July 24, 2026 11:20 PM PHT

Towns that likely felt it

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

• Sarangani, Davao del Sur: Intensity IV (29 km from the epicenter)
• Glan, Sarangani: Intensity III (72 km from the epicenter)
• Jose Abad Santos, Davao del Sur: Intensity III (80 km from the epicenter)

Estimated intensity in Manila

Not felt (MMI 1), 1156 km from the epicenter.