2026-04-20T10:13:31.65Z36.005001068115-120.567001342774.1500000953674manualconfirmedUSGS0.83md1Origin/20260420101517.722893.51609Magnitude/20260420101517.722954.51610USGS17 km NW of Parkfield, CAregion namenccatalognc75348497contributorID