2026-05-21T04:21:39.32Z35.934501647949-120.483001708985.1199998855591manualconfirmedUSGS0.58md1Origin/20260521042344.007432.28530Magnitude/20260521042344.007493.28531USGS6 km NW of Parkfield, CAregion namenccatalognc75366407contributorID