smi:franceseisme.fr/origin/630946smi:franceseisme.fr/magnitude/1503463quarry blastQuarry blast of magnitude 1.8, near Niort2022-12-16T12:02:56.815584Z0.412915760289.9999976246.539745332.47159583289.99999762-0.33935704832.67291401689.999997620.00.0operator assignedLOCSAThaslach_taup-2.4.5hypocenterpreliminarymanualRENASSremi.dretzen171710100.506412462276.426757810.4090065361.7969264980.94782137871.8024248890.1079077001MLvsmi:franceseisme.fr/origin/630946trimmed mean6confirmedRENASSremi.dretzen