2025-12-31T18:58:57.0000Z38.7925-122.7781.67manualconfirmedIRIS0.54Md1Origin/20251231190459.827913.98853Magnitude/20251231190459.827976.98854IRISNORTHERN CALIFORNIAregion nameNEIC PDEcatalognc75289256contributorID