2026-08-29T06:14:47.81Z38.534832000732-122.7645034791.460000038147manualconfirmedUSGS1.53md1Origin/20260829061650.089615.33368Magnitude/20260829061650.089675.33369USGS3 km NNW of Larkfield-Wikiup, CAregion namenccatalognc75426687contributorID