Earthquakes in the Northern Mariana Islands — June 2026
3 earthquakes were recorded in the Northern Mariana Islands during June 2026, an average of 0.1 per day.
3 reached magnitude 4 or above and 0 reached magnitude 5 or above. The average focal depth was 130 km.
The month's largest event in the Northern Mariana Islands was a magnitude 4.9 earthquake near Pagan region, Northern Mariana Islands on 09 June 2026 at 16:48 UTC. A magnitude 4.9 earthquake radiates roughly 338 tons of TNT equivalent in seismic energy.
That is close to the the Northern Mariana Islands monthly average of 3 events over the period we cover, and up from the 1 recorded the previous month.
33% of events here are shallow (under 70 km), 67% 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.
The month's largest events were M4.9 near Pagan region, Northern Mariana Islands on 09 June at 52 km; M4.4 near Pagan region, Northern Mariana Islands on 06 June at 237 km; M4.4 near Saipan, Northern Mariana Islands on 22 June at 101 km.
That is 12% below the 3 events the Northern Mariana Islands averages per month across the 20 months on record.
Largest earthquakes in the Northern Mariana Islands, June 2026
3 events listed below, newest first. Times are UTC. Click any column header to re-sort.
| Time (UTC) | Mag | Location | Depth (km) | Country | Details |
|---|---|---|---|---|---|
| 4.9 | Pagan region, Northern Mariana Islands | 51.7 | Northern Mariana Islands | View details View | |
| 4.4 | Saipan, Northern Mariana Islands | 101.1 | Northern Mariana Islands | View details View | |
| 4.4 | Pagan region, Northern Mariana Islands | 236.8 | Northern Mariana Islands | View details View |
Frequently asked questions
How many earthquakes hit the Northern Mariana Islands in June 2026?
3 earthquakes were recorded in the Northern Mariana Islands during June 2026, of which 3 were magnitude 4 or above.
What was the biggest earthquake in the Northern Mariana Islands in June 2026?
A magnitude 4.9 event near Pagan region, Northern Mariana Islands on 09 June 2026.
Other months in the Northern Mariana Islands
Magnitudes for June 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.