Minor Earthquake ● Closed
M3.8 Earthquake — 4 km SE of Piru, CA
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Magnitude 3.8 earthquake 4 km SE of Piru, CA at a depth of 9.6 km, recorded by the U.S. Geological Survey.
Measurements
| Magnitude | M3.8 |
|---|---|
| Depth | 9.6 km |
| Coordinates | 34.3933, -118.7632 |
| Region | 4 km SE of Piru, CA |
| Felt Reports | 199 |
| Tsunami Flag | 0 |
Measured by
Earthquake data courtesy of the U.S. Geological Survey
This is a scientific measurement of an event that has already happened. It is not a warning, and it does not tell you what to do.
Not rated by source. US Geological Survey does not publish a severity for this; the level shown is our own classification.
View original reportThis event as JSON · API and licence
Source updated 18 days ago (Sep 30, 2026 21:21 UTC) · we last heard from US Geological Survey 4 seconds ago
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What has changed
- Magnitude revised from M3.5 to M3.8 — Sep 30, 03:10 UTC by US Geological Survey
Figures published in the first minutes of an event are preliminary. A change here is the agency refining its own estimate, not a correction to this page.
General safety information
No authority has issued instructions for this event. The guidance below is general background reading, not a response to it.
Drop, Cover, and Hold On — what to do before, during and after an earthquake, plus emergency kit and family plan checklists.
Open Earthquake Safety Guide →Nearby & related events
Disclaimer: figures are automatic feeds from the named agencies and may be revised. Do not use this page for life-safety decisions — follow official local emergency services.