Earthquake · Reviewed by USGS
M6.4 earthquake 15km WSW of Ferndale, CA
A magnitude 6.4 earthquake struck 15km WSW of Ferndale, CA at Dec 20, 2022, 10:34 UTC, at a depth of 18 km. The epicentre was 38 km (23 mi) SW of Eureka. 5,910 people reported feeling it to USGS.
Details
| Magnitude | 6.4 mw |
|---|---|
| Time | Dec 20, 2022, 10:34 UTC |
| Depth | 17.9 km |
| Coordinates | 40.525, -124.423 |
| Felt reports | 5910 |
| Tsunami flag | Tsunami information issued. Follow official guidance. |
| Source | USGS event page |
02 — Around it
Other earthquakes within 100 km
| Magnitude | Location | Distance | Depth | Time |
|---|---|---|---|---|
| 2.0 | 19 km SSE of Blue Lake, CA | 52 km / 32 mi | depth 23 km | |
| 1.8 | 31 km NW of Covelo, CA | 99 km / 62 mi | depth 6 km | |
| 2.1 | 34 km W of Petrolia, CA | 33 km / 20 mi | depth 20 km | |
| 1.9 | 5 km SSW of Humboldt Hill, CA | 25 km / 16 mi | depth 5 km | |
| 1.7 | 53 km WSW of Petrolia, CA | 56 km / 35 mi | depth 4 km | |
| 2.3 | 16 km SSW of Ferndale, CA | 9 km / 6 mi | depth 13 km | |
| 1.7 | 26 km W of Petrolia, CA | 25 km / 16 mi | depth 16 km | |
| 3.4 | 70 km W of Ferndale, CA | 58 km / 36 mi | depth 10 km | |
| 1.7 | 16 km SE of Petrolia, CA | 41 km / 25 mi | depth 11 km | |
| 1.5 | 15 km SE of Petrolia, CA | 39 km / 25 mi | depth 14 km | |
| 2.1 | 30 km WSW of Petrolia, CA | 34 km / 21 mi | depth 17 km | |
| 1.5 | 14 km SE of Petrolia, CA | 39 km / 24 mi | depth 13 km | |
| 1.1 | 14 km SE of Petrolia, CA | 38 km / 24 mi | depth 13 km | |
| 1.8 | 13 km SE of Petrolia, CA | 38 km / 23 mi | depth 13 km | |
| 1.7 | 14 km SE of Petrolia, CA | 39 km / 24 mi | depth 14 km | |
| 3.3 | 14 km SE of Petrolia, CA | 39 km / 24 mi | depth 11 km | |
| 1.6 | 22 km NE of Rockport, CA | 96 km / 60 mi | depth 6 km | |
| 3.1 | 80 km WNW of Ferndale, CA | 72 km / 44 mi | depth 5 km | |
| 1.9 | 23 km W of Petrolia, CA | 27 km / 17 mi | depth 10 km | |
| 2.6 | 18 km WSW of Petrolia, CA | 29 km / 18 mi | depth 7 km | |
| 1.8 | 29 km W of Petrolia, CA | 30 km / 19 mi | depth 17 km | |
| 2.9 | 12 km W of Petrolia, CA | 21 km / 13 mi | depth 19 km | |
| 1.8 | 12 km SW of Rio Dell, CA | 20 km / 12 mi | depth 21 km | |
| 2.9 | 75 km W of Petrolia, CA | 65 km / 40 mi | depth 4 km | |
| 1.7 | 36 km NE of Redway, CA | 74 km / 46 mi | depth 21 km |
USGS can revise magnitude and location after the first report. See magnitude vs intensity and aftershocks.