2026-04-28T03:24:29.0000Z39.922-120.4111678.35manualconfirmedIRIS2.52md1Origin/20260428232733.320728.20259Magnitude/20260428232733.320786.20260IRISNORTHERN CALIFORNIAregion nameNEIC PDEcatalognn00916578,nc75352957contributorID