M2.3 earthquake 27 km WSW of Ferndale, California

Magnitude

2.3 (md), micro

Local time

Thu, Apr 1, 1982, 8:31 AM PST

UTC

1982-04-01 16:31:57 UTC

Depth

25.4 km (15.8 mi), shallow

Epicenter

40.439° N, 124.536° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 1.5 km horizontally, 1.1 km in depth

Magnitude uncertainty

±0.19

Depth from

From location

Station coverage gap

245°, poorly surrounded by stations

Stations used

21

• Ferndale, CaliforniaPopulation 1,369. Forecast28 kmWSW
• Fortuna, CaliforniaPopulation 12,000. Forecast37 kmWSW
• Chico, CaliforniaPopulation 121,345. Forecast243 kmWNW

After

1. 3.129 km SW of Ferndale, CaliforniaThu, Apr 1, 9:39 AM PST · 16245 days ago · 23 km deep · 2 km away
2. 1.97 km NNW of Mad River, CaliforniaThu, Apr 1, 5:01 PM PST · 16245 days ago · 8 km deep · 84 km away
3. 1.98 km N of Mad River, CaliforniaThu, Apr 1, 9:34 PM PST · 16245 days ago · -1 km deep · 86 km away
4. 1.9near the coast of Northern CaliforniaThu, Apr 1, 11:43 PM PST · 16245 days ago · 17 km deep · 8 km away
5. 1.823 km SW of Ferndale, CaliforniaFri, Apr 2, 2:22 AM PST · 16245 days ago · 23 km deep · 6 km away
6. 1.619 km SW of Ferndale, CaliforniaFri, Apr 2, 2:22 AM PST · 16245 days ago · 22 km deep · 12 km away
7. 2.63 km WSW of Redway, CaliforniaSun, Apr 4, 12:43 PM PST · 16242 days ago · 10 km deep · 68 km away
8. 2.35 km NW of Manila, CaliforniaTue, Apr 6, 7:00 PM PST · 16240 days ago · 18 km deep · 57 km away
9. 3.071 km W of Ferndale, CaliforniaWed, Apr 7, 2:39 PM PST · 16239 days ago · 37 km deep · 48 km away
10. 2.114 km NNW of Willow Creek, CaliforniaWed, Apr 7, 10:40 PM PST · 16239 days ago · 26 km deep · 97 km away
11. 1.720 km SSW of Ferndale, CaliforniaThu, Apr 8, 4:20 AM PST · 16239 days ago · 21 km deep · 14 km away
12. 2.443 km SSW of Ferndale, CaliforniaThu, Apr 8, 5:34 AM PST · 16239 days ago · 16 km deep · 21 km away
13. 2.165 km WSW of Ferndale, CaliforniaThu, Apr 8, 9:12 PM PST · 16238 days ago · 3 km deep · 39 km away
14. 2.411 km SW of Scotia, CaliforniaThu, Apr 8, 10:43 PM PST · 16238 days ago · 24 km deep · 29 km away
15. 1.929 km SW of Ferndale, CaliforniaFri, Apr 9, 6:23 AM PST · 16238 days ago · 21 km deep · 4 km away
16. 2.265 km W of Ferndale, CaliforniaFri, Apr 9, 8:28 AM PST · 16237 days ago · 13 km deep · 48 km away
17. 2.122 km SSW of Ferndale, CaliforniaSat, Apr 10, 4:53 AM PST · 16237 days ago · 43 km deep · 15 km away
18. 2.314 km WSW of Redcrest, CaliforniaSun, Apr 11, 12:06 PM PST · 16235 days ago · 29 km deep · 39 km away
19. 3.115 km ESE of Indianola, CaliforniaSun, Apr 11, 1:45 PM PST · 16235 days ago · 24 km deep · 62 km away
20. 3.945 km WSW of Ferndale, CaliforniaWed, Apr 14, 3:12 AM PST · 16233 days ago · 24 km deep · 18 km away
21. 1.936 km SW of Ferndale, CaliforniaWed, Apr 14, 4:50 PM PST · 16232 days ago · 19 km deep · 14 km away
22. 2.121 km WNW of Ferndale, CaliforniaWed, Apr 14, 9:06 PM PST · 16232 days ago · 19 km deep · 23 km away
23. 3.421 km W of Ferndale, CaliforniaThu, Apr 15, 1:04 AM PST · 16232 days ago · 29 km deep · 17 km away
24. 2.489 km W of Ferndale, CaliforniaSat, Apr 17, 11:41 AM PST · 16229 days ago · 5 km deep · 65 km away
25. 3.832 km W of Big Lagoon, CaliforniaSat, Apr 17, 3:36 PM PST · 16229 days ago · 40 km deep · 80 km away
26. 1.63 km SSW of Scotia, CaliforniaSun, Apr 18, 5:49 AM PST · 16229 days ago · 26 km deep · 35 km away
27. 1.920 km WSW of Weott, CaliforniaSun, Apr 18, 7:24 AM PST · 16229 days ago · 1 km deep · 40 km away
28. 1.830 km SW of Scotia, CaliforniaTue, Apr 20, 9:37 AM PST · 16226 days ago · 19 km deep · 24 km away
29. 2.418 km W of Trinidad, CaliforniaWed, Apr 21, 4:40 PM PST · 16225 days ago · 21 km deep · 70 km away
30. 2.22 km NW of McKinleyville, CaliforniaThu, Apr 22, 7:46 AM PST · 16225 days ago · 1 km deep · 68 km away
31. 2.070 km WSW of Ferndale, CaliforniaFri, Apr 23, 3:24 AM PST · 16224 days ago · 4 km deep · 44 km away
32. 2.923 km WSW of Ferndale, CaliforniaSat, Apr 24, 12:34 AM PST · 16223 days ago · 25 km deep · 4 km away
33. 1.628 km WSW of Ferndale, CaliforniaSat, Apr 24, 12:53 AM PST · 16223 days ago · 18 km deep · 6 km away
34. 2.524 km WSW of Ferndale, CaliforniaSat, Apr 24, 3:06 PM PST · 16222 days ago · 25 km deep · 4 km away
35. 2.914 km WSW of Scotia, CaliforniaSun, Apr 25, 10:34 PM PDT · 16221 days ago · 21 km deep · 23 km away
36. 1.527 km WSW of Weott, CaliforniaTue, Apr 27, 12:21 PM PDT · 16219 days ago · -1 km deep · 33 km away
37. 2.131 km SW of Ferndale, CaliforniaWed, Apr 28, 11:10 PM PDT · 16218 days ago · 18 km deep · 5 km away
38. 2.573 km WSW of Ferndale, CaliforniaThu, Apr 29, 12:35 PM PDT · 16217 days ago · 52 km deep · 48 km away
39. 3.1111 km WSW of Ferndale, CaliforniaThu, Apr 29, 5:24 PM PDT · 16217 days ago · 8 km deep · 86 km away
40. 1.742 km W of Ferndale, CaliforniaFri, Apr 30, 11:02 AM PDT · 16216 days ago · 16 km deep · 23 km away
41. 2.837 km SW of Ferndale, CaliforniaSat, May 1, 9:08 PM PDT · 16215 days ago · 24 km deep · 15 km away
42. 2.936 km SW of Ferndale, CaliforniaSat, May 1, 9:08 PM PDT · 16215 days ago · 22 km deep · 15 km away
43. 3.083 km WSW of Ferndale, CaliforniaSat, May 1, 10:53 PM PDT · 16215 days ago · 57 km deep · 58 km away
44. 2.810 km ESE of Pine Hills, CaliforniaSun, May 2, 8:08 AM PDT · 16215 days ago · 22 km deep · 50 km away
45. 2.822 km SW of Ferndale, CaliforniaSun, May 2, 6:34 PM PDT · 16214 days ago · 19 km deep · 5 km away
46. 1.622 km SW of Ferndale, CaliforniaSun, May 2, 6:43 PM PDT · 16214 days ago · 23 km deep · 7 km away
47. 1.826 km WSW of Ferndale, CaliforniaSun, May 2, 7:14 PM PDT · 16214 days ago · 19 km deep · 2 km away
48. 1.9Northern CaliforniaSun, May 2, 10:10 PM PDT · 16214 days ago · 23 km deep · 59 km away
49. 3.147 km WSW of Ferndale, CaliforniaTue, May 4, 2:36 AM PDT · 16213 days ago · 13 km deep · 20 km away
50. 3.015 km S of Ferndale, CaliforniaTue, May 4, 1:11 PM PDT · 16212 days ago · 20 km deep · 22 km away
51. 1.739 km SW of Ferndale, CaliforniaWed, May 5, 10:59 PM PDT · 16211 days ago · 19 km deep · 16 km away
52. 2.411 km W of Indianola, CaliforniaThu, May 6, 12:25 PM PDT · 16210 days ago · 9 km deep · 32 km away
53. 1.65 km NNE of Mad River, CaliforniaFri, May 7, 5:31 AM PDT · 16210 days ago · -1 km deep · 89 km away
54. 2.150 km W of Ferndale, CaliforniaSat, May 8, 8:32 AM PDT · 16209 days ago · 4 km deep · 33 km away
55. 2.615 km S of Ferndale, CaliforniaSat, May 8, 10:31 AM PDT · 16208 days ago · 20 km deep · 21 km away
56. 1.824 km W of Samoa, CaliforniaSat, May 8, 1:27 PM PDT · 16208 days ago · 19 km deep · 43 km away
57. 2.544 km SW of Ferndale, CaliforniaSat, May 8, 1:31 PM PDT · 16208 days ago · 19 km deep · 17 km away
58. 1.917 km E of Hydesville, CaliforniaSat, May 8, 5:25 PM PDT · 16208 days ago · 23 km deep · 56 km away
59. 1.837 km SW of Ferndale, CaliforniaSun, May 9, 9:15 AM PDT · 16207 days ago · 21 km deep · 10 km away
60. 1.94 km SW of Redcrest, CaliforniaSun, May 9, 4:32 PM PDT · 16207 days ago · 27 km deep · 48 km away

The first 60 of 91.

Before

1. 2.347 km SW of Ferndale, CaliforniaThu, Apr 1, 8:25 AM PST · 16245 days ago · 16 km deep · 20 km away
2. 2.691 km WSW of Ferndale, CaliforniaWed, Mar 31, 9:20 PM PST · 16246 days ago · 5 km deep · 67 km away
3. 3.58 km N of Mad River, CaliforniaWed, Mar 31, 1:30 PM PST · 16246 days ago · -1 km deep · 86 km away
4. 2.136 km SW of Ferndale, CaliforniaTue, Mar 30, 5:57 PM PST · 16247 days ago · 26 km deep · 15 km away
5. 3.6106 km W of Ferndale, CaliforniaTue, Mar 30, 1:26 AM PST · 16248 days ago · 5 km deep · 85 km away
6. 2.132 km SW of Scotia, CaliforniaSat, Mar 27, 8:13 PM PST · 16250 days ago · 21 km deep · 22 km away
7. 2.317 km SSW of Ferndale, CaliforniaFri, Mar 26, 9:20 PM PST · 16251 days ago · 19 km deep · 14 km away
8. 2.014 km S of Ferndale, CaliforniaFri, Mar 26, 10:44 AM PST · 16251 days ago · 20 km deep · 22 km away
9. 1.534 km SW of Scotia, CaliforniaWed, Mar 24, 1:18 AM PST · 16254 days ago · 4 km deep · 22 km away
10. 2.114 km WSW of Scotia, CaliforniaMon, Mar 22, 2:41 PM PST · 16255 days ago · 20 km deep · 23 km away
11. 2.5104 km W of Ferndale, CaliforniaMon, Mar 22, 11:43 AM PST · 16255 days ago · 15 km deep · 81 km away
12. 1.56 km ENE of Garberville, CaliforniaSun, Mar 21, 10:09 PM PST · 16256 days ago · 22 km deep · 78 km away
13. 1.65 km NW of Samoa, CaliforniaSun, Mar 21, 5:23 PM PST · 16256 days ago · 5 km deep · 53 km away
14. 2.013 km W of McKinleyville, CaliforniaSun, Mar 21, 3:02 PM PST · 16256 days ago · 25 km deep · 62 km away
15. 1.934 km SW of Ferndale, CaliforniaSun, Mar 21, 9:08 AM PST · 16256 days ago · 20 km deep · 10 km away
16. 1.733 km SW of Ferndale, CaliforniaSun, Mar 21, 12:16 AM PST · 16257 days ago · 18 km deep · 9 km away
17. 2.915 km S of Ferndale, CaliforniaSat, Mar 20, 9:45 AM PST · 16257 days ago · 20 km deep · 22 km away
18. 2.120 km W of Ferndale, CaliforniaSat, Mar 20, 4:54 AM PST · 16258 days ago · 22 km deep · 14 km away
19. 2.691 km W of Ferndale, CaliforniaFri, Mar 19, 6:10 AM PST · 16259 days ago · 11 km deep · 68 km away
20. 2.027 km W of Indianola, CaliforniaThu, Mar 18, 2:00 AM PST · 16260 days ago · 23 km deep · 29 km away

From the USGS Earthquake Hazards Program and its partner networks, event nc1073399. Read Wed, Sep 23, 2026, 3:21 AM UTC.