2025-12-27T12:14:44.19Z36.7830009460449-121.4118347167977.30999994277954manualconfirmedUSGS1.77md1Origin/20251227121820.801088.64913Magnitude/20251227121820.801136.64914USGS5 km SW of Ridgemark, CAregion namenccatalognc75287051contributorID