2026-07-23T21:19:59.935Z56.262-156.4570.8manualconfirmedUSGS3.1ml1Origin/20260725010503.730612.202537Magnitude/20260725010503.730671.202538USGS121 km E of Chignik, Alaskaregion nameakcatalogaka2026ompdjfcontributorID