smi:franceseisme.fr/origin/830799smi:franceseisme.fr/magnitude/2041343quarry blastQuarry blast of magnitude 1.9, near Couëron2025-04-01T10:01:19.956839Z0.0432329802789.9999976247.164131160.365049614889.99999762-1.8663814070.298198312989.999997620.00.0from locationLOCSAThaslach_taup-2.4.5hypocenterpreliminarymanualOSUNAclement.perrin88660.2596802548124.89962770.15582865481.3675377370.77475285531.9120069990.1510089095MLvsmi:franceseisme.fr/origin/830799trimmed mean6confirmedOSUNAclement.perrin