2024-07-31T21:50:10.0000Z38.834835-122.7986681.84manualconfirmedIRIS1.48Md1Origin/20240731215249.024674.101858Magnitude/20240731215249.024725.101859IRISNORTHERN CALIFORNIAregion nameNEIC PDEcatalognc75042022contributorID