2026-09-11T22:07:13.33Z38.83150100708-122.812164306643.0299999713898manualconfirmedUSGS0.77md1Origin/20260911220933.407729.49850Magnitude/20260911220933.40779.49851USGS8 km NW of The Geysers, CAregion namenccatalognc75433917contributorID