Get our newsletter!
Check out our volcano tours on!
Volcanoes & Earthquakes - new app for Android
Volcanoes & Earthquakes - app for iPhone & iPad

Guaranteed tours:
19-26 Sep 2020: Pearl of the Aegean - Santorini - Santorini Island (Greece)
10-18 Oct 2020: From Stromboli to Etna - Sicila and Eolian Islands (Italy)
14-27 Nov 2020: Desert, salt and volcanoes - Danakil desert (Ethiopia)
: spaces available / : guaranteed / : few spaces left / : booked out
Interactive map of latest earthquakes and active volcanoes in the world

Moderate mag. 5.0 earthquake - San Juan Province, Argentina on Monday, 28 May 2018

Moderate mag. 5.0 earthquake  - San Juan Province, Argentina on Monday, 28 May 2018
May 28 21:06: Magnitude recalculated from 5.1 to 5.0.
Hypocenter depth recalculated from 131.0 to 89.0 km.
Date & time: Monday, 28 May 2018 20:59 UTC
Magnitude: 5.0
Depth: 89.0 km
Epicenter latitude / longitude: 31.23°S / 68.55°W (Argentina)
Nearest volcano: Tupungatito (268 km)
Primary data source: GFZ
Estimated released energy: 2 x 1012 joules (554 megawatt hours, equivalent to 477 tons of TNT) [learn more]
If you felt this quake (or if you were near the epicenter), please share your experience with us and submit a short "I felt it" report.
You can use your GPS or device location as well to show where you were during the earthquake.
- thank you.

Data for same earthquake as reported from other agencies
TimeMag. / DepthLocationSource
Mon, 28 May 2018
Mon, 28 May 20:59 UTCM 5.0 / 100 kmSAN JUAN, ARGENTINAEMSC
Mon, 28 May 20:59 UTCM 5.0 / 106.9 km- 21km NNW of Albardon, ArgentinaUSGS
Mon, 28 May 20:59 UTCM 5.0 / 150 km53 km al NO de San Juan.GUG (U. Chile)

"I felt it" reports:
(181.4 km S of epicenter) [Map] / MMI IV (Light shaking): Fuerte.Corto.Vertical y ruidoso. (via app)
(no details): Hablo Español
San Juan (32.9 km S of epicenter) [Map] / MMI IV (Light shaking)
(32.8 km S of epicenter) [Map] / MMI VI (Strong shaking): Fuerte y ruidoso (via app)
san juan / not felt: I did not felt the shaking but I saw how the things moved
La Serena (Chile) (299 km NW from epicenter)(no details): Leve (via EMSC)
Mendoza (Argentina) (183 km S from epicenter)(no details): Fuerte che. (via EMSC)
(Argentina) (30 km S from epicenter)(no details): Estuvo re fuerte che. (via EMSC)
Earthquakes in same area up to 1 year afterwards (likely aftershocks)
TimeMag. / DepthLocationMapSource

More on VolcanoDiscovery:

Why is there advertising on this site?

Support us?

Maintaining the volcano and earthquake news sections on this website, the free Volcano Webcams tool and interactive map widget is a free-time, both time- and server cost intensive effort.
If you find the information useful and would like to support us, and help keep it alive and improve it, please consider making a small donation (PayPal or Online cc payment).
Download and Upgrade the Volcanoes & Earthquakes app to get one of the fastest seismic and volcano alerts online:
Android | IOS
Thank you!
Copyrights: VolcanoDiscovery and other sources as noted.
Use of material: Most texts and images, in particular photographs, on this website are protected by copyright. Further reproduction and use of without authorization is usually not consented. If you are not sure or need licensing rights for photographs, for example for publications and commercial use, please contact us.