M2.1 earthquake 25 km SW of Ferndale, California

Magnitude

2.1 (Md, duration), micro

Magnitude from

Northern California Seismic System

Local time

Thu, Mar 11, 1982, 9:59 PM PST

UTC

1982-03-12 05:59:07 UTC

Depth

17.6 km (11.0 mi), shallow

Epicenter

40.393° N, 124.443° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 3.2 km horizontally, 1.1 km in depth

Depth from

From location

Station coverage gap

263°, poorly surrounded by stations

Stations used

8

• Ferndale, CaliforniaPopulation 1,369. Forecast25 kmSW
• Fortuna, CaliforniaPopulation 12,000. Forecast33 kmSW
• Chico, CaliforniaPopulation 121,345. Forecast234 kmWNW
• Los Angeles, CaliforniaPopulation 3,820,914. Forecast893 kmNW

After

1. 2.411 km NNW of Ruth, CaliforniaFri, Mar 12, 7:52 AM PST · 16274 days ago · 32 km deep · 89 km away
2. 2.331 km SW of Scotia, CaliforniaFri, Mar 12, 9:14 PM PST · 16273 days ago · 22 km deep · 13 km away
3. 1.86 km W of Loleta, CaliforniaSun, Mar 14, 8:43 AM PST · 16272 days ago · 24 km deep · 29 km away
4. 2.16 km SE of Ferndale, CaliforniaMon, Mar 15, 11:56 AM PST · 16271 days ago · 12 km deep · 26 km away
5. 2.5Northern CaliforniaMon, Mar 15, 10:52 PM PST · 16270 days ago · 1 km deep · 63 km away
6. 1.83 km NE of Redway, CaliforniaTue, Mar 16, 8:38 AM PST · 16270 days ago · 21 km deep · 62 km away
7. 1.521 km WSW of Scotia, CaliforniaTue, Mar 16, 9:49 AM PST · 16270 days ago · 15 km deep · 11 km away
8. 3.611 km SSW of Scotia, CaliforniaWed, Mar 17, 1:32 AM PST · 16269 days ago · 26 km deep · 26 km away
9. 2.552 km WSW of Ferndale, CaliforniaWed, Mar 17, 6:29 AM PST · 16269 days ago · 10 km deep · 34 km away
10. 2.027 km W of Indianola, CaliforniaThu, Mar 18, 2:00 AM PST · 16268 days ago · 23 km deep · 35 km away
11. 2.691 km W of Ferndale, CaliforniaFri, Mar 19, 6:10 AM PST · 16267 days ago · 11 km deep · 76 km away
12. 2.120 km W of Ferndale, CaliforniaSat, Mar 20, 4:54 AM PST · 16266 days ago · 22 km deep · 20 km away
13. 2.915 km S of Ferndale, CaliforniaSat, Mar 20, 9:45 AM PST · 16266 days ago · 20 km deep · 15 km away
14. 1.733 km SW of Ferndale, CaliforniaSun, Mar 21, 12:16 AM PST · 16265 days ago · 18 km deep · 9 km away
15. 1.934 km SW of Ferndale, CaliforniaSun, Mar 21, 9:08 AM PST · 16265 days ago · 20 km deep · 9 km away
16. 2.013 km W of McKinleyville, CaliforniaSun, Mar 21, 3:02 PM PST · 16265 days ago · 25 km deep · 64 km away
17. 1.65 km NW of Samoa, CaliforniaSun, Mar 21, 5:23 PM PST · 16264 days ago · 5 km deep · 54 km away
18. 1.56 km ENE of Garberville, CaliforniaSun, Mar 21, 10:09 PM PST · 16264 days ago · 22 km deep · 69 km away
19. 2.5104 km W of Ferndale, CaliforniaMon, Mar 22, 11:43 AM PST · 16264 days ago · 15 km deep · 89 km away
20. 2.114 km WSW of Scotia, CaliforniaMon, Mar 22, 2:41 PM PST · 16264 days ago · 20 km deep · 16 km away
21. 1.534 km SW of Scotia, CaliforniaWed, Mar 24, 1:18 AM PST · 16262 days ago · 4 km deep · 14 km away
22. 2.014 km S of Ferndale, CaliforniaFri, Mar 26, 10:44 AM PST · 16260 days ago · 20 km deep · 15 km away
23. 2.317 km SSW of Ferndale, CaliforniaFri, Mar 26, 9:20 PM PST · 16259 days ago · 19 km deep · 8 km away
24. 2.132 km SW of Scotia, CaliforniaSat, Mar 27, 8:13 PM PST · 16258 days ago · 21 km deep · 14 km away
25. 3.6106 km W of Ferndale, CaliforniaTue, Mar 30, 1:26 AM PST · 16256 days ago · 5 km deep · 94 km away
26. 2.136 km SW of Ferndale, CaliforniaTue, Mar 30, 5:57 PM PST · 16255 days ago · 26 km deep · 12 km away
27. 3.58 km N of Mad River, CaliforniaWed, Mar 31, 1:30 PM PST · 16255 days ago · -1 km deep · 79 km away
28. 2.691 km WSW of Ferndale, CaliforniaWed, Mar 31, 9:20 PM PST · 16254 days ago · 5 km deep · 74 km away
29. 2.347 km SW of Ferndale, CaliforniaThu, Apr 1, 8:25 AM PST · 16254 days ago · 16 km deep · 25 km away
30. 2.327 km WSW of Ferndale, CaliforniaThu, Apr 1, 8:31 AM PST · 16254 days ago · 25 km deep · 9 km away
31. 3.129 km SW of Ferndale, CaliforniaThu, Apr 1, 9:39 AM PST · 16254 days ago · 23 km deep · 10 km away
32. 1.97 km NNW of Mad River, CaliforniaThu, Apr 1, 5:01 PM PST · 16253 days ago · 8 km deep · 76 km away
33. 1.98 km N of Mad River, CaliforniaThu, Apr 1, 9:34 PM PST · 16253 days ago · -1 km deep · 79 km away
34. 1.9near the coast of Northern CaliforniaThu, Apr 1, 11:43 PM PST · 16253 days ago · 17 km deep · 14 km away
35. 1.823 km SW of Ferndale, CaliforniaFri, Apr 2, 2:22 AM PST · 16253 days ago · 23 km deep · 5 km away
36. 1.619 km SW of Ferndale, CaliforniaFri, Apr 2, 2:22 AM PST · 16253 days ago · 22 km deep · 6 km away
37. 2.63 km WSW of Redway, CaliforniaSun, Apr 4, 12:43 PM PST · 16251 days ago · 10 km deep · 58 km away
38. 2.35 km NW of Manila, CaliforniaTue, Apr 6, 7:00 PM PST · 16248 days ago · 18 km deep · 58 km away
39. 3.071 km W of Ferndale, CaliforniaWed, Apr 7, 2:39 PM PST · 16248 days ago · 37 km deep · 56 km away
40. 2.114 km NNW of Willow Creek, CaliforniaWed, Apr 7, 10:40 PM PST · 16247 days ago · 26 km deep · 96 km away
41. 1.720 km SSW of Ferndale, CaliforniaThu, Apr 8, 4:20 AM PST · 16247 days ago · 21 km deep · 6 km away
42. 2.443 km SSW of Ferndale, CaliforniaThu, Apr 8, 5:34 AM PST · 16247 days ago · 16 km deep · 18 km away
43. 2.165 km WSW of Ferndale, CaliforniaThu, Apr 8, 9:12 PM PST · 16246 days ago · 3 km deep · 46 km away
44. 2.411 km SW of Scotia, CaliforniaThu, Apr 8, 10:43 PM PST · 16246 days ago · 24 km deep · 21 km away
45. 1.929 km SW of Ferndale, CaliforniaFri, Apr 9, 6:23 AM PST · 16246 days ago · 21 km deep · 7 km away
46. 2.265 km W of Ferndale, CaliforniaFri, Apr 9, 8:28 AM PST · 16246 days ago · 13 km deep · 57 km away
47. 2.122 km SSW of Ferndale, CaliforniaSat, Apr 10, 4:53 AM PST · 16245 days ago · 43 km deep · 7 km away
48. 2.314 km WSW of Redcrest, CaliforniaSun, Apr 11, 12:06 PM PST · 16244 days ago · 29 km deep · 30 km away
49. 3.115 km ESE of Indianola, CaliforniaSun, Apr 11, 1:45 PM PST · 16244 days ago · 24 km deep · 59 km away
50. 3.945 km WSW of Ferndale, CaliforniaWed, Apr 14, 3:12 AM PST · 16241 days ago · 24 km deep · 25 km away
51. 1.936 km SW of Ferndale, CaliforniaWed, Apr 14, 4:50 PM PST · 16240 days ago · 19 km deep · 11 km away
52. 2.121 km WNW of Ferndale, CaliforniaWed, Apr 14, 9:06 PM PST · 16240 days ago · 19 km deep · 28 km away
53. 3.421 km W of Ferndale, CaliforniaThu, Apr 15, 1:04 AM PST · 16240 days ago · 29 km deep · 23 km away
54. 2.489 km W of Ferndale, CaliforniaSat, Apr 17, 11:41 AM PST · 16238 days ago · 5 km deep · 73 km away
55. 3.832 km W of Big Lagoon, CaliforniaSat, Apr 17, 3:36 PM PST · 16238 days ago · 40 km deep · 86 km away
56. 1.63 km SSW of Scotia, CaliforniaSun, Apr 18, 5:49 AM PST · 16237 days ago · 26 km deep · 28 km away
57. 1.920 km WSW of Weott, CaliforniaSun, Apr 18, 7:24 AM PST · 16237 days ago · 1 km deep · 30 km away
58. 1.830 km SW of Scotia, CaliforniaTue, Apr 20, 9:37 AM PST · 16235 days ago · 19 km deep · 15 km away
59. 2.418 km W of Trinidad, CaliforniaWed, Apr 21, 4:40 PM PST · 16233 days ago · 21 km deep · 74 km away
60. 2.22 km NW of McKinleyville, CaliforniaThu, Apr 22, 7:46 AM PST · 16233 days ago · 1 km deep · 69 km away

The first 60 of 94.

Before

1. 2.123 km SW of Ferndale, CaliforniaThu, Mar 11, 9:51 PM PST · 16274 days ago · 18 km deep · 2 km away
2. 2.035 km SSW of Ferndale, CaliforniaThu, Mar 11, 12:36 AM PST · 16275 days ago · 27 km deep · 10 km away
3. 2.554 km WNW of Ferndale, CaliforniaWed, Mar 10, 4:06 PM PST · 16276 days ago · 4 km deep · 51 km away
4. 3.091 km WSW of Ferndale, CaliforniaWed, Mar 10, 7:01 AM PST · 16276 days ago · 6 km deep · 74 km away
5. 1.520 km W of Indianola, CaliforniaSun, Mar 7, 9:42 PM PST · 16278 days ago · 24 km deep · 31 km away
6. 1.728 km SW of Scotia, CaliforniaSun, Mar 7, 8:24 PM PST · 16278 days ago · 1 km deep · 18 km away
7. 2.37 km NW of Manila, CaliforniaSat, Mar 6, 1:18 PM PST · 16280 days ago · 8 km deep · 59 km away
8. 2.213 km ENE of Mad River, CaliforniaSat, Mar 6, 12:05 PM PST · 16280 days ago · 63 km deep · 92 km away
9. 3.465 km W of Indianola, CaliforniaSat, Mar 6, 4:17 AM PST · 16280 days ago · 8 km deep · 64 km away
10. 3.469 km W of Indianola, CaliforniaFri, Mar 5, 8:56 PM PST · 16280 days ago · 8 km deep · 66 km away
11. 1.58 km ESE of Pine Hills, CaliforniaFri, Mar 5, 7:16 PM PST · 16280 days ago · 21 km deep · 46 km away
12. 1.737 km WSW of Ferndale, CaliforniaFri, Mar 5, 8:18 AM PST · 16281 days ago · 26 km deep · 18 km away
13. 2.632 km SW of Scotia, CaliforniaThu, Mar 4, 1:45 AM PST · 16282 days ago · 21 km deep · 12 km away
14. 2.267 km WSW of Ferndale, CaliforniaWed, Mar 3, 10:14 PM PST · 16282 days ago · 6 km deep · 49 km away
15. 2.627 km NNW of Shelter Cove, CaliforniaWed, Mar 3, 12:12 PM PST · 16283 days ago · 26 km deep · 24 km away
16. 1.617 km ENE of Hydesville, CaliforniaWed, Mar 3, 5:11 AM PST · 16283 days ago · 23 km deep · 51 km away
17. 2.029 km SW of Ferndale, CaliforniaTue, Mar 2, 10:18 PM PST · 16283 days ago · 16 km deep · 4 km away
18. 1.95 km WNW of Loleta, CaliforniaTue, Mar 2, 9:49 PM PST · 16283 days ago · 23 km deep · 32 km away
19. 3.343 km SW of Ferndale, CaliforniaTue, Mar 2, 3:34 PM PST · 16284 days ago · 23 km deep · 21 km away
20. 3.284 km W of Indianola, CaliforniaTue, Mar 2, 7:10 AM PST · 16284 days ago · 16 km deep · 80 km away

From the USGS Earthquake Hazards Program and its partner networks, event nc1072845. Read Thu, Oct 1, 2026, 11:36 AM UTC.