2026-02-18T08:45:33.34Z37.4379997253418-118.73200225830114.8699998855591manualconfirmedUSGS2.48md1Origin/20260218084855.458706.56438Magnitude/20260218084855.458767.56439USGS12 km WNW of Round Valley, CAregion namenccatalognc75315477contributorID