smi:franceseisme.fr/origin/838308smi:franceseisme.fr/magnitude/2064257quarry blastQuarry blast of magnitude 1.7, near Pontivy2025-05-05T10:05:12.392757Z0.0913157440789.9999976248.197273250.460411286689.99999762-3.4230515960.831799270689.999997620.00.0operator assignedLOCSAThaslach_taup-2.4.5hypocenterpreliminarymanualRENASSremi.dretzen119650.2441740514170.8324890.17085452380.97490066290.61359441281.6679079640.1535886678MLvsmi:franceseisme.fr/origin/838308trimmed mean5confirmedRENASSremi.dretzen