M4.2 earthquake 70 km W of Basco, Philippines
A magnitude 4.2 earthquake struck 70 km W of Basco, Philippines on Sun, Aug 23, 2026, 6:31 PM GMT+8 (10:31 UTC), 35 km (22 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.2 (mb), light
- Local time
- UTC
- 2026-08-23 10:31:54 UTC
- Depth
- 35.0 km (21.7 mi), shallow
- Epicenter
- 20.494° N, 121.298° E
- Region
- Philippines
- Tsunami flag
- No
- Status
- Reviewed by a seismologist
Did you feel it?
No one has reported feeling this quake to the USGS. If you felt it, tell the USGS: every report sharpens the shaking map.
How well it is located
Reviewed by a seismologist.
- Location uncertainty
- About 9.3 km horizontally, 1.9 km in depth
- Magnitude uncertainty
- ±0.12
- Depth from
- Operator assigned
- Station coverage gap
- 108°
- Stations used
- 33
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 0 since this one and 0 in the 30 days before it.
None recorded.
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event us7000tclq. Read Tue, Sep 22, 2026, 8:19 AM UTC.