29 Apr 2026, 03:19 UTC · Apr 28, 11:19 PM ET

M4.5 earthquake 145 km S of Hihifo, Tonga

A magnitude 4.5 earthquake struck 145 km S of Hihifo, Tonga at Apr 28, 11:19 PM ET, 122 km deep, light – felt by most people nearby, rattling windows, rarely damage.

under 33–44–55–66+

Magnitude	4.5 mb
Time	29 Apr 2026, 03:19 UTC
Location	-17.267°, -173.906° – 145 km S of Hihifo, Tonga
Depth	122.0 km
Felt reports	0
USGS event	us7000sgv4

Within 100 km

Other earthquakes nearby this year

Mag.	Where	When (ET)	Depth	Felt
5.3	152 km SSE of Hihifo, Tonga	Sep 17, 12:06 AM 30 d ago	10 km	–
5.2	109 km SSE of Hihifo, Tonga	May 10, 12:41 PM 159 d ago	35 km	–
5.2	64 km SSE of Hihifo, Tonga	Mar 29, 7:45 PM 201 d ago	45 km	–
5.0	153 km N of Neiafu, Tonga	May 26, 3:25 PM 143 d ago	119 km	1 report
4.9	111 km S of Hihifo, Tonga	Apr 2, 10:50 PM 197 d ago	66 km	1 report
4.8	123 km NNE of Neiafu, Tonga	May 9, 7:11 PM 160 d ago	35 km	–
4.8	97 km SSE of Hihifo, Tonga	Dec 31, 9:29 AM 289 d ago	10 km	–
4.8	87 km SSE of Hihifo, Tonga	Sep 26, 7:51 AM 385 d ago	38 km	–
4.7	64 km SSW of Hihifo, Tonga	Jul 26, 9:05 PM 82 d ago	72 km	–
4.7	114 km NW of Neiafu, Tonga	Nov 30, 9:54 PM 320 d ago	10 km	–
4.6	93 km NNW of Neiafu, Tonga	Jul 6, 4:07 AM 103 d ago	116 km	–
4.6	136 km SSE of Hihifo, Tonga	Feb 24, 12:14 AM 235 d ago	20 km	–

FAQ

About this earthquake

How strong was the 145 km S of Hihifo, Tonga earthquake?

Magnitude 4.5 (mb), light – felt by most people nearby, rattling windows, rarely damage. Depth 122 km.

Was it felt?

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

Were there aftershocks?

2 earthquakes within 100 km in the following two weeks are in our records, the strongest M5.2.

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.