2025-08-03T12:22:41.0000Z40.856667-124.83366714.17manualconfirmedIRIS3.4Mw1Origin/20250803192455.913465.138736Magnitude/20250803192455.913516.138737IRISNEAR COAST OF NORTHERN CALIF.region nameNEIC PDEcatalogus6000qxuz,nc75218617,ew1754223770contributorID