25 km W of Petrolia, CA

2026-03-30 19:18:59 UTC (5 days ago)

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Earthquake Details

Magnitude

3.4 ml

Depth

19.5 km

Shallow

Location

40.3015°N
-124.5737°E

Felt Reports

DYFI responses

Community Intensity

2.7

CDI from reports

Technical Information

Event ID

nc75335747

Event Type

earthquake

Status

Automatic

Significance

175

Stations Used

Azimuthal Gap

239.0°

Min Station Distance

0.177°

RMS Residual

0.18 sec

Last Updated

2026-03-30 20:07:21 UTC

Nearby Earthquakes (Last 7 Days)

2.9

10 km NNE of Petrolia, CA

1 days ago · 28.2 km deep

2.7

6 km SW of Gilroy, CA

1 days ago · 5.1 km deep

3.0

19 km NE of Upper Lake, CA

2 days ago · 7.1 km deep

2.5

8 km NNE of Bay Point, CA

2 days ago · 20.4 km deep

2.9

34 km SSE of Somes Bar, CA

2 days ago · 31.3 km deep

4.6

1 km SE of Boulder Creek, CA

2 days ago · 10.4 km deep

2.5

3 km W of Cobb, CA

2 days ago · 2.2 km deep

3.0

114 km W of Bandon, Oregon

2 days ago · 10.0 km deep

2.9

5 km SW of Laytonville, CA

4 days ago · 4.7 km deep

2.7

54 km W of Petrolia, CA

4 days ago · -0.3 km deep

Actions

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Understanding This Data

Magnitude 3.4 earthquakes are typically only recorded by instruments.

Shallow depth (19.5 km): Shallow earthquakes often cause more damage at the surface.

Learn more about magnitude →

Be Prepared

Earthquakes can happen without warning. Make sure you know what to do.

→ What to do during an earthquake → Create an emergency plan → Emergency kit essentials