M3.9 earthquake 6 km NW of Pinnacles, CA
A magnitude 3.9 earthquake struck 6 km NW of Pinnacles, CA at Aug 11, 6:19 AM ET, 5 km deep, minor – felt by people near the epicenter. 34 people reported feeling it.
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| Magnitude | 3.9 mw |
| Time | 11 Aug 2026, 10:19 UTC |
| Location | 36.578°, -121.182° – 6 km NW of Pinnacles, CA |
| Depth | 4.6 km |
| Felt reports | 34 |
| Max. estimated intensity (MMI) | 4.5 |
| USGS event | nc75415717 |
Other earthquakes nearby this year
| Mag. | Where | When (ET) | Depth | Felt |
|---|---|---|---|---|
| 4.0 | 5 km S of San Juan Bautista, CA · tsunami flag · PAGER green | Nov 27, 3:57 PM 323 d ago | 8 km | 417 reports |
| 4.0 | 8 km E of Gilroy, CA · tsunami flag · PAGER green | Nov 26, 9:16 AM 324 d ago | 3 km | 920 reports |
| 3.7 | 6 km S of San Juan Bautista, CA · PAGER green | Nov 27, 3:48 PM 323 d ago | 8 km | 53 reports |
| 3.6 | 9 km E of Gilroy, CA | Nov 26, 9:20 AM 324 d ago | 4 km | 174 reports |
| 3.6 | 2 km ENE of Ridgemark, CA | May 17, 2:28 AM 153 d ago | 7 km | 144 reports |
| 3.5 | 16 km NW of Pinnacles, CA | Jul 9, 10:49 AM 99 d ago | 10 km | 194 reports |
| 3.4 | 14 km S of Tres Pinos, CA | Jan 15, 9:24 PM 274 d ago | 6 km | 13 reports |
| 3.4 | 10 km NW of Pinnacles, CA | Mar 2, 10:17 AM 228 d ago | 8 km | 28 reports |
| 3.4 | 5 km SW of Ridgemark, CA | Jun 23, 5:03 AM 115 d ago | 8 km | 43 reports |
| 3.4 | 6 km NNW of Pinnacles, CA | Aug 2, 8:36 AM 75 d ago | 3 km | 19 reports |
| 3.3 | 27 km WSW of Westley, CA | Sep 27, 10:21 AM 19 d ago | 3 km | 15 reports |
| 3.3 | 4 km WSW of Ridgemark, CA | Dec 21, 3:40 PM 299 d ago | 7 km | 40 reports |
About this earthquake
How strong was the 6 km NW of Pinnacles, CA earthquake?
Magnitude 3.9 (mw), minor – felt by people near the epicenter. Depth 5 km. Strongest estimated shaking: intensity 4.5 on the Modified Mercalli scale.
Was it felt?
34 people reported feeling it to the USGS "Did You Feel It?" survey; the highest reported intensity was 4.3.
Were there aftershocks?
No earthquakes within 100 km have followed so far in our records.
More
Source: U.S. Geological Survey (USGS) earthquake catalog, real-time feeds and FDSN event service; magnitudes and locations are revised by seismologists for hours after an event. Times are Eastern (ET) unless marked UTC. Not an alert service: for warnings follow local authorities and tsunami centers.