2026-02-28T19:03:50.0000Z38.822334-122.8458332.41manualconfirmedIRIS1.13Md1Origin/20260228190641.587335.89953Magnitude/20260228190641.587403.89954IRISNORTHERN CALIFORNIAregion nameNEIC PDEcatalognc75320322contributorID