2026-07-18T04:04:48.34Z38.827835083008-122.868331909183.3manualconfirmedUSGS0.34md1Origin/20260718040636.728911.144073Magnitude/20260718040636.72897.144074USGS11 km WNW of The Geysers, CAregion namenccatalognc75398156contributorID