smi:franceseisme.fr/origin/656910smi:franceseisme.fr/magnitude/1571311quarry blastQuarry blast of magnitude 1.7, near Niort2023-04-07T09:15:12.014694Z0.0218058929289.9999976246.530475620.155777323389.99999762-0.32340335850.218875251589.999997620.00.0operator assignedLOCSAThaslach_taup-2.4.5hypocenterpreliminarymanualOSUNAmickael.bonnin171713130.257474863849.448944090.14199686051.3221145870.89613431691.6959147710.08892004383MLvsmi:franceseisme.fr/origin/656910trimmed mean6confirmedOSUNAmickael.bonnin