2025-07-28T18:15:35.86Z37.7126655578613-122.2893295288090.660000026226044manualconfirmedUSGS2.03md1Origin/20250728181756.555466.67027Magnitude/20250728181756.555518.67028USGS7 km SW of Alameda, CAregion namenccatalognc75216257contributorID