2026-08-13T08:36:37.81Z36.277500152588-121.38866424567.9299998283386manualconfirmedUSGS1.58md1Origin/20260813083853.410097.362151Magnitude/20260813083853.410157.362152USGS14 km WSW of Greenfield, CAregion namenccatalognc75417407contributorID