2026-09-21T13:18:01.86Z38.793834686279-122.803497314453.4500000476837manualconfirmedUSGS0.87md1Origin/20260921132014.40727.114083Magnitude/20260921132014.40733.114084USGS4 km WNW of The Geysers, CAregion namenccatalognc75439387contributorID