20 Jun 2026, 06:43 UTC · Jun 20, 2:43 AM ET · PAGER green

M5.5 earthquake 147 km NE of Georgetown, Saint Helena

A magnitude 5.5 earthquake struck 147 km NE of Georgetown, Saint Helena at Jun 20, 2:43 AM ET, 10 km deep, moderate – felt widely, some damage to weak buildings.

under 33–44–55–66+

Magnitude	5.5 mww
Time	20 Jun 2026, 06:43 UTC
Location	-7.130°, -13.337° – 147 km NE of Georgetown, Saint Helena
Depth	10.0 km
Felt reports	0
Max. estimated intensity (MMI)	2.8
PAGER alert	green
USGS event	us7000susv

Within 100 km

Other earthquakes nearby this year

Mag.	Where	When (ET)	Depth	Felt
5.1	101 km E of Georgetown, Saint Helena	Nov 28, 11:20 PM 322 d ago	10 km	–
5.0	136 km ENE of Georgetown, Saint Helena	Sep 16, 5:06 PM 30 d ago	10 km	–
5.0	103 km ENE of Georgetown, Saint Helena	Jul 27, 6:32 PM 81 d ago	10 km	–
4.7	224 km ENE of Georgetown, Saint Helena	Sep 3, 2:50 PM 43 d ago	10 km	–
4.7	96 km ENE of Georgetown, Saint Helena	May 12, 6:16 AM 157 d ago	10 km	–
4.6	213 km ENE of Georgetown, Saint Helena	Sep 2, 12:26 AM 45 d ago	10 km	–

FAQ

About this earthquake

How strong was the 147 km NE of Georgetown, Saint Helena earthquake?

Magnitude 5.5 (mww), moderate – felt widely, some damage to weak buildings. Depth 10 km. Strongest estimated shaking: intensity 2.8 on the Modified Mercalli scale.

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.