2025-08-29T01:40:11.0000Z38.827-122.7990042.25manualconfirmedIRIS0.77Md1Origin/20250829014311.53775.397655Magnitude/20250829014311.537806.397656IRISNORTHERN CALIFORNIAregion nameNEIC PDEcatalognc75230147contributorID