smi:franceseisme.fr/origin/685310smi:franceseisme.fr/magnitude/1656953quarry blastQuarry blast of magnitude 1.4, near Saumur2023-08-18T09:07:11.737761Z0.0247423621589.9999976246.963317870.218866795489.99999762-0.29656106230.267868205689.999997620.00.0operator assignedLOCSAThaslach_taup-2.4.5hypocenterpreliminarymanualOSUNAclement.perrin13111190.2983833664102.91593930.29633817081.3735091690.83355295661.3803751410.1280475755MLvsmi:franceseisme.fr/origin/685310trimmed mean7confirmedOSUNAclement.perrin