2025-10-23T10:39:43.0000Z58.279833-154.8646676.31manualconfirmedIRIS0.77Ml1Origin/20251023234611.635503.77598Magnitude/20251023234611.635556.77599IRISALASKA PENINSULAregion nameNEIC PDEcatalogav93839666contributorID