2026-05-28T01:55:13.36Z38.820499420166-122.842666625982.1800000667572manualconfirmedUSGS1.94md1Origin/20260528015710.704645.98293Magnitude/20260528015710.704707.98294USGS9 km WNW of The Geysers, CAregion namenccatalognc75370157contributorID