Magnitude 1.8 Earthquake near Bay Point, California

About 13 hours agoJuly 17, 2025, 15:35:34 GMT+0

Key Details

Magnitude 1.8
Very Minor

Very minor earthquakes are usually not felt

Depth

Shallow Earthquake (10.9km)

Earthquakes are classified by depth: shallow (0-70 km), intermediate (70-300 km), and deep (300-700 km). This event occurred at a shallow depth of 10.9 kilometers.

Coordinates37.9850°N, 121.9587°W
Depth10.9 km
Magnitude Typemd
USGS StatusAutomatically generated
Reports from the Public1 reports
Tsunami RiskNo significant tsunami risk flagged

Epicenter location of the Magnitude 1.8 earthquake, 5 km S of Bay Point, CA

Event Summary

A magnitude 1.8 earthquake occurred near 5 km S of Bay Point, CA on July 17, 2025 at 03:35 PM UTC. This shallow earthquake originated at a depth of 10.9 kilometers below the Earth's surface. 1 person reported feeling this earthquake to the USGS. The earthquake was recorded by 11 seismic monitoring stations operated by the USGS. The md magnitude measurement indicates this was a magnitude event, which is suitable for earthquakes of this size. Earthquakes of magnitude 3.0 to 3.9 are classified as minor earthquakes by the USGS. This event provides data for ongoing seismic monitoring and research.

🌍How Many Felt the Quake?

1 person reported feeling this earthquake, with felt intensities reaching not felt (I) and estimated shaking up to unknown levels.

Did you feel the shaking? Your story matters—share it with the USGS to help map this quake's impact!

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Advanced Technical Details

RMS0.31
Gap211°
Number of Stations11
Typeearthquake

Safety Information

During an earthquake, remember to Drop, Cover, and Hold On. Stay indoors and take cover under a sturdy table or desk, protecting your head and neck. If you're outside, move to an open area away from buildings, trees, and power lines. After the shaking stops, check for injuries and damage, and be prepared for aftershocks. Residents in the affected area should be aware of potential secondary hazards that are common in your region. Prepare an emergency kit with essential supplies including water, non-perishable food, first aid supplies, flashlight, and batteries. Stay informed by following updates from local authorities and emergency services. Consider submitting a felt report to help seismologists better understand this event's impact.