2026-05-07T09:48:18.013062Z48.3873291-2.4452848430manualconfirmedEOST1.732820734MLv1Origin/20260507130456.281469.113843Magnitude/20260507130456.281527.113844quarry blastEOSTQuarry blast of magnitude 1.7, near Saint-Brieuc (France hexagonale)region nameNamazucatalogOSUNAcontributorID