Earthquake Details
Smith Valley, Nv 3.99m Earthquake, Saturday Sep. 18 2021, 12:20:31 PM
Smith Valley, NV Earthquake
The USGS has reported a 3.99 magnitude earthquake has struck 30km SSW of Smith Valley, NV on Sep. 18 2021, 12:20:31 PM, at a depth of 5.7 km. There were no significant injuries or damage reported at this point, Friendly Forecast will update this report as events unfold.
Fore and Aftershocks
There has been other seismic activity around the 3.99 Smith Valley, NV earthquake. Below you will find the fore and after shocks associated with it.
| Quake Type | Magnitude | Location | Time | Date |
|---|---|---|---|---|
| Foreshock | 2.78 | 31km ENE of Dardanelle, CA | 2:45:18 PM | Sep. 16 2021 |
| Foreshock | 2.78 | 28km SSW of Smith Valley, NV | 4:04:48 AM | Sep. 17 2021 |
| Foreshock | 2.54 | 28km SSW of Smith Valley, NV | 5:49:44 AM | Sep. 17 2021 |
| Aftershock | 2.6 | 25 km ENE of Strawberry, California | 7:20:32 PM | Sep. 20 2021 |
| Aftershock | 2.84 | 25km ENE of Dardanelle, CA | 7:39:02 PM | Sep. 20 2021 |
| Aftershock | 3.61 | 30km SSW of Smith Valley, NV | 6:53:41 PM | Sep. 22 2021 |
| Aftershock | 3.4 | 2 km S of Coleville, California | 6:53:41 PM | Sep. 22 2021 |
| Aftershock | 2.5 | 14km SSE of Bodie, CA | 7:11:34 AM | Sep. 24 2021 |
| Aftershock | 2.89 | 30km SSW of Smith Valley, NV | 5:12:08 AM | Sep. 25 2021 |
| Aftershock | 2.85 | 31km ENE of Dardanelle, CA | 8:35:55 AM | Sep. 25 2021 |
| Aftershock | 2.58 | 27km SSW of Smith Valley, NV | 4:51:02 AM | Sep. 26 2021 |
| Aftershock | 3.68 | 30km S of Smith Valley, NV | 12:23:31 PM | Sep. 26 2021 |
| Aftershock | 2.9 | 28km SE of Markleeville, CA | 6:55:24 AM | Sep. 28 2021 |
| Aftershock | 3.8 | 28km SE of Markleeville, CA | 8:12:12 AM | Sep. 28 2021 |
| Aftershock | 3.79 | 28km SE of Markleeville, CA | 8:12:38 AM | Sep. 28 2021 |
| Aftershock | 3.5 | 3 km SW of Coleville, California | 8:12:38 AM | Sep. 28 2021 |
| Aftershock | 3.29 | 28km SE of Markleeville, CA | 5:33:15 AM | Sep. 29 2021 |
| Aftershock | 2.72 | 28km SE of Markleeville, CA | 7:39:23 PM | Sep. 30 2021 |
| Aftershock | 3.52 | 13km SSE of Bodie, CA | 5:13:49 PM | Oct. 07 2021 |
Did you feel it?
96 others have felt the Smith Valley, NV earthquake and have since reported it. See below for the response locations and intensities.
Community Internet Intensity Map
| Responses | Location | Shaking | Distance |
|---|---|---|---|
| 3 | Gardnerville, NV 89410 | LIGHT | 33 km |
| 1 | Glenbrook, NV 89413 | WEAK | 64 km |
| 1 | Minden, NV 89423 | WEAK | 52 km |
| 1 | Smith, NV 89430 | LIGHT | 30 km |
| 7 | Wellington, NV 89444 | WEAK | 26 km |
| 1 | Danville, CA 94526 | LIGHT | 233 km |
| 1 | Orinda, CA 94563 | LIGHT | 247 km |
| 1 | Pleasanton, CA 94566 | WEAK | 229 km |
| 1 | Dublin, CA 94568 | WEAK | 230 km |
| 2 | San Ramon, CA 94583 | LIGHT | 235 km |
| 1 | Walnut Creek, CA 94595 | WEAK | 237 km |
| 1 | Angels Camp, CA 95222 | LIGHT | 109 km |
| 9 | Arnold, CA 95223 | WEAK | 61 km |
| 3 | Mokelumne Hill, CA 95245 | LIGHT | 93 km |
| 4 | Murphys, CA 95247 | LIGHT | 95 km |
| 1 | Valley Springs, CA 95252 | WEAK | 123 km |
| 1 | Columbia, CA 95310 | LIGHT | 96 km |
| 2 | Coulterville, CA 95311 | WEAK | 107 km |
| 2 | El Portal, CA 95318 | WEAK | 101 km |
| 1 | Gustine, CA 95322 | WEAK | 197 km |
| 2 | Long Barn, CA 95335 | WEAK | 53 km |
| 1 | Midpines, CA 95345 | LIGHT | 114 km |
| 1 | Merced, CA 95348 | WEAK | 158 km |
| 1 | Pinecrest, CA 95364 | WEAK | 42 km |
| 11 | Sonora, CA 95370 | WEAK | 97 km |
| 1 | Soulsbyville, CA 95372 | WEAK | 90 km |
| 4 | Twain Harte, CA 95383 | LIGHT | 83 km |
| 1 | Yosemite National Park, CA 95389 | WEAK | 88 km |
| 1 | Foresthill, CA 95631 | LIGHT | 113 km |
| 1 | Roseville, CA 95661 | NO | 154 km |
| 1 | Pioneer, CA 95666 | LIGHT | 67 km |
| 1 | Placerville, CA 95667 | WEAK | 114 km |
| 1 | Volcano, CA 95689 | LIGHT | 98 km |
| 2 | Camino, CA 95709 | WEAK | 105 km |
| 1 | Colfax, CA 95713 | WEAK | 138 km |
| 1 | Kyburz, CA 95720 | WEAK | 68 km |
| 3 | Pollock Pines, CA 95726 | WEAK | 92 km |
| 1 | Granite Bay, CA 95746 | WEAK | 148 km |
| 1 | Sacramento, CA 95825 | WEAK | 166 km |
| 2 | Nevada City, CA 95959 | WEAK | 150 km |
| 2 | Coleville, CA 96107 | LIGHT | 26 km |
| 1 | Markleeville, CA 96120 | LIGHT | 34 km |
| 1 | Topaz, CA 96133 | MODERATE | 10 km |
| 7 | South Lake Tahoe, CA 96150 | LIGHT | 60 km |
| 1 | Brothers, OR 97712 | LIGHT | 567 km |
Did you feel the 3.99 Smith Valley, NV 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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