2026-08-28T15:47:27.72Z38.816333770752-122.811164855962.6manualconfirmedUSGS0.72md1Origin/20260828154952.509664.29432Magnitude/20260828154952.509727.29433USGS6 km NW of The Geysers, CAregion namenccatalognc75426352contributorID