QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/iscgemsup913245
USGS iscgemsup913245
23 Aug 1918, 07:07
1 km NNE of Vanadjou, Comoros
A magnitude 6.2 mw earthquake at 10 km depth.
Published location
Where is 1 km NNE of Vanadjou, Comoros?
This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.
-11.597000, 43.282000
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
iscgemsup913245
Coordinates
-11.597, 43.282
Network
iscgemsup
Significance
591