2026-05-15T20:38:05.8Z40.588665008545-122.7151641845749.54999923706manualconfirmedUSGS2.55md1Origin/20260515204022.018068.67291Magnitude/20260515204022.018165.672922026-05-15T20:40:22.030168ZNorthern Californiaregion nameOrigin/20260515204022.018068.67291