2021-12-15T17:30:40.0000Z58.395833-154.7793335.92manualconfirmedIRIS0.31Ml1Origin/20211216062735.280671.482040Magnitude/20211216062735.280724.482041IRISALASKA PENINSULAregion nameNEIC PDEcatalogav91444886contributorID