2025-04-21T02:31:46.71Z36.0036659240723-120.5634994506843.5manualconfirmedUSGS0.59md1Origin/20250421023346.350248.35222Magnitude/20250421023346.35032.35223USGS17 km NW of Parkfield, CAregion namenccatalognc75169056contributorID