20 Aug 2026, 21:57 UTC · Aug 20, 5:57 PM ET

M4.5 earthquake 79 km N of Saipan, Northern Mariana Islands

A magnitude 4.5 earthquake struck 79 km N of Saipan, Northern Mariana Islands at Aug 20, 5:57 PM ET, 211 km deep, light – felt by most people nearby, rattling windows, rarely damage.

under 33–44–55–66+

Magnitude	4.5 mb
Time	20 Aug 2026, 21:57 UTC
Location	15.921°, 145.614° – 79 km N of Saipan, Northern Mariana Islands
Depth	211.3 km
Felt reports	0
USGS event	us6000tmb4

Within 100 km

Other earthquakes nearby this year

Mag.	Where	When (ET)	Depth	Felt
4.5	6 km SE of Saipan, Northern Mariana Islands	Mar 4, 5:17 AM 226 d ago	122 km	–
4.5	80 km NE of Saipan, Northern Mariana Islands	Nov 21, 8:46 AM 329 d ago	123 km	–
4.1	39 km NNE of Saipan, Northern Mariana Islands	Jul 8, 4:28 AM 100 d ago	142 km	–
4.0	59 km NE of Saipan, Northern Mariana Islands	Sep 6, 1:49 PM 40 d ago	95 km	–
4.0	58 km WNW of Saipan, Northern Mariana Islands	Mar 25, 11:12 AM 205 d ago	312 km	–
3.9	119 km N of Saipan, Northern Mariana Islands	Feb 3, 8:47 AM 255 d ago	529 km	–

FAQ

About this earthquake

How strong was the 79 km N of Saipan, Northern Mariana Islands earthquake?

Magnitude 4.5 (mb), light – felt by most people nearby, rattling windows, rarely damage. Depth 211 km.

Was it felt?

No felt reports have been submitted to the USGS so far.

Were there aftershocks?

No earthquakes within 100 km have followed so far in our records.

Earthquakes

Source: U.S. Geological Survey (USGS) earthquake catalog, real-time feeds and FDSN event service; magnitudes and locations are revised by seismologists for hours after an event. Times are Eastern (ET) unless marked UTC. Not an alert service: for warnings follow local authorities and tsunami centers.