QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/us10006rat
USGS us10006rat
21 Sept 2016, 08:19
South Sandwich Islands region
A magnitude 5.1 mb earthquake at 16.7 km depth.
Published location
Where is South Sandwich Islands region?
This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.
-54.809700, -30.497300
Open the interactive map ↗Map data © OpenStreetMap contributors
What the numbers mean
Magnitude measures event size; depth locates the source below the surface. Neither value alone establishes local damage or personal risk.
Need a current safety answer?
Use local emergency authorities and the live USGS event page. This historical evidence page is not an alert service.
Continue exploring
Nearby events with a similar magnitude
Catalog fields and provenance
Event ID
us10006rat
Coordinates
-54.8097, -30.4973
Network
us
Significance
400