Earthquake Details
Ferndale, Ca 6.37m Earthquake, Tuesday Dec. 20 2022, 2:34:25 AM
Ferndale, CA Earthquake
The USGS has reported a 6.4 magnitude earthquake has struck 12km WSW of Ferndale, CA on Dec. 20 2022, 2:34:25 AM, at a depth of 16.06 km. There were some injuries and damage reported, Friendly Forecast will update this report as events unfold.
Fore and Aftershocks
There has been other seismic activity around the 6.4 Ferndale, CA earthquake. Below you will find the fore and after shocks associated with it.
| Quake Type | Magnitude | Location | Time | Date |
|---|---|---|---|---|
| Aftershock | 4.6 | 6km WNW of Rio Dell, CA | 2:39:02 AM | Dec. 20 2022 |
| Aftershock | 3.2 | 4km NW of Ferndale, CA | 2:53:15 AM | Dec. 20 2022 |
| Aftershock | 3.4 | 5km SW of Ferndale, CA | 2:57:45 AM | Dec. 20 2022 |
| Aftershock | 2.9 | 6km WSW of Ferndale, CA | 3:02:13 AM | Dec. 20 2022 |
| Aftershock | 3.9 | 12km SSW of Willow Creek, CA | 3:08:51 AM | Dec. 20 2022 |
| Aftershock | 2.9 | 15km WSW of Ferndale, CA | 3:23:43 AM | Dec. 20 2022 |
| Aftershock | 3.2 | 11km WSW of Ferndale, CA | 3:30:29 AM | Dec. 20 2022 |
| Aftershock | 2.8 | 9km SE of Pine Hills, CA | 3:46:06 AM | Dec. 20 2022 |
| Aftershock | 3 | 19km SE of Blue Lake, CA | 4:04:40 AM | Dec. 20 2022 |
| Aftershock | 3 | 5km E of Fortuna, CA | 4:21:43 AM | Dec. 20 2022 |
| Aftershock | 2.5 | 3km WNW of Fortuna, CA | 4:40:17 AM | Dec. 20 2022 |
| Aftershock | 3.4 | 8km SW of Ferndale, CA | 5:35:06 AM | Dec. 20 2022 |
| Aftershock | 3.3 | 12km WSW of Ferndale, CA | 5:53:19 AM | Dec. 20 2022 |
| Aftershock | 2.7 | 21km SE of Blue Lake, CA | 6:10:59 AM | Dec. 20 2022 |
| Aftershock | 4 | 6km NNE of Hydesville, CA | 7:09:05 AM | Dec. 20 2022 |
| Aftershock | 3 | 10km E of Hydesville, CA | 7:30:01 AM | Dec. 20 2022 |
| Aftershock | 3.2 | 13km NE of Hydesville, CA | 7:33:01 AM | Dec. 20 2022 |
| Aftershock | 3 | 4km SSW of Ferndale, CA | 7:33:27 AM | Dec. 20 2022 |
| Aftershock | 3.2 | 10km WSW of Ferndale, CA | 8:33:41 AM | Dec. 20 2022 |
| Aftershock | 2.8 | 9km WSW of Ferndale, CA | 9:00:57 AM | Dec. 20 2022 |
| Aftershock | 2.7 | 39km W of Petrolia, CA | 11:17:03 AM | Dec. 20 2022 |
| Aftershock | 2.6 | 15km WNW of Ferndale, CA | 12:25:45 PM | Dec. 20 2022 |
| Aftershock | 2.6 | 4km N of Hydesville, CA | 2:01:19 PM | Dec. 20 2022 |
| Aftershock | 4.3 | 6km WSW of Ferndale, CA | 2:06:34 PM | Dec. 20 2022 |
| Aftershock | 2.7 | 3km ENE of Hydesville, CA | 4:15:31 PM | Dec. 20 2022 |
| Aftershock | 3.4 | 22km WSW of Ferndale, CA | 5:07:33 PM | Dec. 20 2022 |
| Aftershock | 2.5 | 6km NNE of Hydesville, CA | 8:38:53 PM | Dec. 20 2022 |
| Aftershock | 2.6 | 6km NNE of Hydesville, CA | 8:55:24 PM | Dec. 20 2022 |
| Aftershock | 2.8 | 7km ESE of Hydesville, CA | 9:02:53 PM | Dec. 20 2022 |
| Aftershock | 3 | 11km ESE of Pine Hills, CA | 11:17:15 PM | Dec. 20 2022 |
| Aftershock | 3 | 9km SW of Ferndale, CA | 1:03:11 AM | Dec. 21 2022 |
| Aftershock | 3.3 | 6km NNE of Hydesville, CA | 8:28:16 AM | Dec. 21 2022 |
| Aftershock | 3 | 12km NE of Hydesville, CA | 12:56:12 PM | Dec. 21 2022 |
| Aftershock | 2.8 | 5km N of Hydesville, CA | 9:24:44 PM | Dec. 21 2022 |
| Aftershock | 3.3 | 14km WSW of Ferndale, CA | 12:47:13 AM | Dec. 22 2022 |
| Aftershock | 3.8 | 6km NW of Petrolia, CA | 3:49:55 AM | Dec. 22 2022 |
| Aftershock | 3.1 | 17km WNW of Petrolia, CA | 9:13:07 PM | Dec. 23 2022 |
| Aftershock | 4.2 | 8km E of Hydesville, CA | 11:33:44 AM | Dec. 24 2022 |
| Aftershock | 2.5 | 11km SW of Ferndale, CA | 4:52:56 AM | Dec. 25 2022 |
| Aftershock | 3.3 | 22km W of Petrolia, CA | 11:40:29 AM | Dec. 25 2022 |
| Aftershock | 3 | 53km WNW of Petrolia, CA | 4:20:54 AM | Dec. 26 2022 |
| Aftershock | 2.9 | 12km WSW of Ferndale, CA | 5:58:53 AM | Dec. 26 2022 |
| Aftershock | 3.4 | 4km NNE of Hydesville, CA | 4:16:19 PM | Dec. 28 2022 |
| Aftershock | 2.5 | 6km N of Hydesville, CA | 9:17:29 AM | Dec. 29 2022 |
| Aftershock | 2.6 | 6km SW of Ferndale, CA | 1:18:30 AM | Dec. 31 2022 |
| Aftershock | 2.8 | 12km WSW of Ferndale, CA | 9:57:17 AM | Dec. 31 2022 |
| Aftershock | 2.9 | 4km S of Humboldt Hill, CA | 9:18:17 PM | Dec. 31 2022 |
| Aftershock | 5.4 | 15km SE of Rio Dell, CA | 10:35:04 AM | Jan. 01 2023 |
Did you feel it?
2589 others have felt the Ferndale, CA earthquake and have since reported it. See below for the response locations and intensities.
Community Internet Intensity Map
| Responses | Location | Shaking | Distance |
|---|---|---|---|
| 1 | Burlingame, CA 94010 | NO | 372 km |
| 1 | Menlo Park, CA 94025 | NO | 391 km |
| 1 | Mountain View, CA 94040 | NO | 402 km |
| 1 | San Bruno, CA 94066 | WEAK | 364 km |
| 1 | Sunnyvale, CA 94086 | WEAK | 406 km |
| 1 | Sunnyvale, CA 94089 | WEAK | 401 km |
| 2 | San Francisco, CA 94103 | NO | 350 km |
| 1 | San Francisco, CA 94105 | NO | 349 km |
| 1 | San Mateo, CA 94401 | NO | 373 km |
| 1 | Hayward, CA 94542 | NO | 378 km |
| 1 | Lafayette, CA 94549 | NO | 351 km |
| 1 | San Leandro, CA 94578 | NO | 369 km |
| 1 | Oakland, CA 94607 | NO | 351 km |
| 1 | Oakland, CA 94609 | NO | 351 km |
| 1 | Berkeley, CA 94704 | NO | 348 km |
| 1 | Berkeley, CA 94705 | NO | 349 km |
| 1 | Berkeley, CA 94708 | NO | 344 km |
| 1 | Petaluma, CA 94954 | NO | 300 km |
| 1 | Campbell, CA 95008 | NO | 417 km |
| 1 | Los Gatos, CA 95030 | NO | 421 km |
| 1 | Saratoga, CA 95070 | NO | 416 km |
| 1 | San Jose, CA 95112 | NO | 414 km |
| 2 | San Jose, CA 95123 | WEAK | 426 km |
| 1 | Santa Rosa, CA 95405 | NO | 275 km |
| 1 | Santa Rosa, CA 95407 | NO | 276 km |
| 1 | Albion, CA 95410 | LIGHT | 159 km |
| 2 | Covelo, CA 95428 | LIGHT | 140 km |
| 1 | Elk, CA 95432 | LIGHT | 165 km |
| 5 | Fort Bragg, CA 95437 | LIGHT | 132 km |
| 1 | Guerneville, CA 95446 | NO | 252 km |
| 2 | Mendocino, CA 95460 | LIGHT | 147 km |
| 1 | Philo, CA 95466 | LIGHT | 175 km |
| 1 | Ukiah, CA 95482 | NO | 184 km |
| 2 | Willits, CA 95490 | LIGHT | 146 km |
| 5 | Eureka, CA 95501 | STRONG | 39 km |
| 2 | Eureka, CA 95503 | STRONG | 36 km |
| 3 | McKinleyville, CA 95519 | MODERATE | 58 km |
| 5 | Arcata, CA 95521 | STRONG | 49 km |
| 1 | Bayside, CA 95524 | MODERATE | 47 km |
| 2 | Blue Lake, CA 95525 | STRONG | 68 km |
| 1 | Bridgeville, CA 95526 | MODERATE | 69 km |
| 2 | Crescent City, CA 95531 | LIGHT | 143 km |
| 1 | Ferndale, CA 95536 | MODERATE | 21 km |
| 1 | Fortuna, CA 95540 | MODERATE | 28 km |
| 1 | Garberville, CA 95542 | LIGHT | 65 km |
| 3 | Myers Flat, CA 95554 | MODERATE | 56 km |
| 1 | Smith River, CA 95567 | LIGHT | 160 km |
| 2 | Trinidad, CA 95570 | LIGHT | 75 km |
| 1 | Willow Creek, CA 95573 | LIGHT | 80 km |
| 1 | Whitethorn, CA 95589 | VERY STRONG | 65 km |
| 1 | Davis, CA 95616 | NO | 312 km |
| 1 | Rancho Cordova, CA 95670 | NO | 342 km |
| 2 | Chico, CA 95926 | WEAK | 234 km |
| 1 | Orland, CA 95963 | WEAK | 197 km |
| 13 | Redding, CA 96001 | LIGHT | 163 km |
| 7 | Redding, CA 96002 | LIGHT | 176 km |
| 15 | Redding, CA 96003 | LIGHT | 177 km |
| 2 | Anderson, CA 96007 | LIGHT | 178 km |
| 4 | Cottonwood, CA 96022 | WEAK | 161 km |
| 1 | Dunsmuir, CA 96025 | LIGHT | 191 km |
| 2 | Etna, CA 96027 | LIGHT | 165 km |
| 1 | Hayfork, CA 96041 | MODERATE | 107 km |
| 1 | Hyampom, CA 96046 | LIGHT | 78 km |
| 1 | Igo, CA 96047 | STRONG | 143 km |
| 2 | Lewiston, CA 96052 | LIGHT | 138 km |
| 1 | Mineral, CA 96063 | WEAK | 245 km |
| 5 | Mount Shasta, CA 96067 | LIGHT | 197 km |
| 2 | Palo Cedro, CA 96073 | LIGHT | 184 km |
| 1 | Red Bluff, CA 96080 | LIGHT | 175 km |
| 1 | Weed, CA 96094 | LIGHT | 193 km |
| 1 | Yreka, CA 96097 | LIGHT | 200 km |
| 1 | Truckee, CA 96161 | NO | 382 km |
| 1 | Brookings, OR 97415 | WEAK | 190 km |
| 1 | Oakridge, OR 97463 | WEAK | 397 km |
Did you feel the 6.4 Ferndale, CA earthquake? If you felt the quake you can report it here to the USGS.
Other Imagery and Data
GEO Community Internet Intensity Map
Intensity vs Distance Plot
Responses vs Time Plot
Macroseismic Intensity Map
Peak Ground Acceleration Map
Peak Ground Velocity Map
0.3 Second Peak Spectral Acceleration Map
1 Second Peak Spectral Acceleration Map
3 Second Peak Spectral Acceleration Map
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