2025-12-27T11:23:36.95Z36.8118324279785-121.3703308105477.48000001907349manualconfirmedUSGS1.5md1Origin/20251227112550.355147.64681Magnitude/20251227112550.355196.64682USGS0 km W of Ridgemark, CAregion namenccatalognc75287031contributorID