2025-07-31T14:53:22.23Z36.6218338012695-121.2758331298838.68000030517578manualconfirmedUSGS1.71md1Origin/20250731145540.404486.107035Magnitude/20250731145540.404537.107036USGS16 km NW of Pinnacles, CAregion namenccatalognc75217462contributorID