2024-08-31T14:11:30.96Z37.8046684265137-121.8946685791026.57000017166138manualconfirmedUSGS1.34md1Origin/20240831141349.781024.339259Magnitude/20240831141349.781078.339260USGS2 km SSE of Blackhawk, CAregion namenccatalognc75055681contributorID