smi:franceseisme.fr/origin/956462smi:franceseisme.fr/magnitude/2437721quarry blastQuarry blast of magnitude 1.5, near Montbrison2026-09-09T07:25:13.096753Z0.0446734861689.9999976245.546592710.320254625389.999997624.1191301350.272756084289.999997620.00.0from locationLOCSATauvergne-cakehypocenterpreliminarymanualRENASSmarc.grunberg201910100.3097361995171.33312990.30254986881.3579584360.69141376021.4794899010.1392832293MLvsmi:franceseisme.fr/origin/956462trimmed mean8confirmedRENASSmarc.grunberg