2026-04-29T08:23:59.20855Z47.68911743-1.5121977330manualconfirmedEOST1.385560556MLv1Origin/20260429112755.693602.26195Magnitude/20260429112755.69367.26196quarry blastEOSTQuarry blast of magnitude 1.4, near Châteaubriant (France hexagonale)region nameNamazucatalogOSUNAcontributorID