2025-12-18T12:34:02.89Z40.5226669311523-122.22100067138717.9099998474121manualconfirmedUSGS2.77md1Origin/20251218123600.43925.26666705Magnitude/20251218123600.439345.266667062025-12-18T12:36:00.453842ZNorthern Californiaregion nameOrigin/20251218123600.43925.26666705