2020-12-16T01:08:30.0000Z39.204-123.0646676.81manualconfirmedIRIS1.41Md1Origin/20201218081235.151619.3159160Magnitude/20201218081235.151672.3159161IRISNEAR COAST OF NORTHERN CALIF.region nameNEIC PDEcatalognc73498420contributorID