2026-03-18T01:54:15.74Z38.775501251221-122.74233245851.3600000143051manualconfirmedUSGS1.05md1Origin/20260318015828.021594.151473Magnitude/20260318015828.021681.151474USGS1 km E of The Geysers, CAregion namenccatalognc75329397contributorID