Earthquakes in Guam — January 2026
4 earthquakes were recorded in Guam during January 2026, an average of 0.1 per day.
4 reached magnitude 4 or above and 1 reached magnitude 5 or above. The average focal depth was 73 km.
The month's largest event in Guam was a magnitude 5.2 earthquake near Merizo Village, Guam on 06 January 2026 at 07:01 UTC. A magnitude 5.2 earthquake radiates roughly 951 tons of TNT equivalent in seismic energy.
That is close to the Guam monthly average of 4 events over the period we cover, and down from the 5 recorded the previous month.
50% of events here are shallow (under 70 km), 50% intermediate (70–300 km) and 0% deep-focus (over 300 km). A substantial share of intermediate-depth events points to a subducting slab beneath the region rather than purely crustal faulting.
By band, the catalogue holds 3 in the magnitude 4 range, 1 in the magnitude 5 range.
The month's largest events were M5.2 near Merizo Village, Guam on 06 January at 10 km; M4.9 near Yigo Village, Guam on 22 January at 38 km; M4.9 near Yigo Village, Guam on 07 January at 129 km.
That is close to the 4 events Guam averages per month across the 19 months on record.
Largest earthquakes in Guam, January 2026
4 events listed below, newest first. Times are UTC. Click any column header to re-sort.
| Time (UTC) | Mag | Location | Depth (km) | Country | Details |
|---|---|---|---|---|---|
| 5.2 | Merizo Village, Guam | 10.0 | Guam | View details View | |
| 4.9 | Yigo Village, Guam | 38.2 | Guam | View details View | |
| 4.9 | Yigo Village, Guam | 129.0 | Guam | View details View | |
| 4.5 | Yigo Village, Guam | 113.3 | Guam | View details View |
Frequently asked questions
How many earthquakes hit Guam in January 2026?
4 earthquakes were recorded in Guam during January 2026, of which 4 were magnitude 4 or above.
What was the biggest earthquake in Guam in January 2026?
A magnitude 5.2 event near Merizo Village, Guam on 06 January 2026.
Other months in Guam
Magnitudes for January 2026 reflect the current USGS review status and may have been revised since first publication. See our guides on the magnitude scale, focal depth and why earthquakes cluster.