smi:franceseisme.fr/origin/660670smi:franceseisme.fr/magnitude/1582855quarry blastQuarry blast of magnitude 1.7, near Niort2023-04-25T08:44:59.928339Z0.0114722470489.9999976246.525127410.0832995761989.99999762-0.32409763340.0965100923889.999997620.00.0operator assignedLOCSAThaslach_taup-2.4.5hypocenterpreliminarymanualOSUNAclement.perrin191912120.318477346867.6670990.14518451691.3226077560.94208562371.6894594150.04783504803MLvsmi:franceseisme.fr/origin/660670trimmed mean6confirmedOSUNAclement.perrin