2026-08-31T05:09:33.84Z47.401166666667-122.057515.47manualconfirmedUSGS0.87ml1Origin/20260831204344.347535.47594Magnitude/20260831204344.347608.47595USGS1 km NW of Maple Valley, Washingtonregion nameuwcataloguw714092261contributorID