USGS: M4.2 earthquake — 5 km W of Cobb, CA

Source USGS Company Unmatched (?) Published 2026-02-21 17:22:56 Ingested 2026-02-24 17:59:18 Source URL https://earthquake.usgs.gov/earthquakes/eventpage/nc75316827 earthquake_id nc75316827 magnitude 4.15 place 5 km W of Cobb, CA depth_km 1.96 latitude 38.8228333333333 longitude -122.783666666667 alert_level green tsunami 0 felt_reports 141 state CA

Signal

2
Watch
While the earthquake's impact is currently assessed as low, monitoring seismic activity is important for operational safety and infrastructure resilience for Phillips 66 facilities in the region.

Content

Alert level: green. Felt by 141 people. Depth: 2.0 km
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