2025-08-30T17:19:12.59Z37.1590003967285-121.5401687622077.21999979019165manualconfirmedUSGS2.18md1Origin/20250830173621.018599.412347Magnitude/20250830173621.018666.412348USGS10 km NE of San Martin, CAregion namenccatalognc75230887contributorID