2025-12-15T10:12:43.04Z38.7358322143555-122.8351669311524.40999984741211manualconfirmedUSGS1.09md1Origin/20251215101447.651848.233381Magnitude/20251215101447.6519.233382USGS8 km SW of The Geysers, CAregion namenccatalognc75280226contributorID