2026-04-08T15:29:19.61Z35.947166442871-120.5185012817412.35000038147manualconfirmedUSGS1.2md1Origin/20260408153143.371653.181895Magnitude/20260408153143.371716.181896USGS10 km NW of Parkfield, CAregion namenccatalognc75341067contributorID