2026-08-27T10:53:18.8Z38.794834136963-122.763496398931.62manualconfirmedUSGS0.81md1Origin/20260827105553.352436.21236Magnitude/20260827105553.352502.21237USGS2 km NNW of The Geysers, CAregion namenccatalognc75425887contributorID