2025-12-09T01:21:52.52Z37.753833770752-121.9401702880867.19000005722046manualconfirmedUSGS1.73md1Origin/20251209012342.15483.177473Magnitude/20251209012342.154899.177474USGS4 km SE of San Ramon, CAregion namenccatalognc75277031contributorID