2025-03-31T18:02:10.16Z38.8421669006348-122.8251647949221.87manualconfirmedUSGS0.64md1Origin/20250331180421.899053.56246Magnitude/20250331180421.899105.56247USGS9 km WNW of Cobb, CAregion namenccatalognc75158172contributorID