2021-09-02T00:55:58.0000Z36.425833-91.01033322.21manualconfirmedIRIS2.23Md1Origin/20210902123142.202181.676773Magnitude/20210902123142.202258.676774IRISMISSOURI-ARKANSAS BORDER REGIONregion nameNEIC PDEcatalognm60133643contributorID