2026-03-30T17:42:33.961Z55.823-156.42310manualconfirmedUSGS2.4ml1Origin/20260331041010.705023.71883Magnitude/20260331041010.705083.71884USGS134 km ESE of Chignik, Alaskaregion nameakcatalogaka2026ggxddzcontributorID