2025-03-12T11:40:05.31Z37.84033203125-122.0646667480475.51000022888184manualconfirmedUSGS1.34md1Origin/20250312114229.273051.108741Magnitude/20250312114229.273103.108742USGS3 km W of Alamo, CAregion namenccatalognc75147551contributorID