2026-07-31T04:02:29.35Z38.827667236328-122.854164123531.9800000190735manualconfirmedUSGS0.74md1Origin/20260731040431.64074.255401Magnitude/20260731040431.6408.255402USGS10 km WNW of The Geysers, CAregion namenccatalognc75408947contributorID