M1.8 earthquake 41 km SW of Ferndale, California

Magnitude

1.8 (Md, duration), micro

Magnitude from

Northern California Seismic System

Local time

Mon, Jun 21, 1982, 12:42 AM PDT

UTC

1982-06-21 07:42:34 UTC

Depth

20.6 km (12.8 mi), shallow

Epicenter

40.304° N, 124.591° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 2.0 km horizontally, 1.0 km in depth

Depth from

From location

Station coverage gap

271°, poorly surrounded by stations

Stations used

6

• Ferndale, CaliforniaPopulation 1,369. Forecast41 kmSW
• Fortuna, CaliforniaPopulation 12,000. Forecast49 kmSW
• Chico, CaliforniaPopulation 121,345. Forecast243 kmWNW
• Los Angeles, CaliforniaPopulation 3,820,914. Forecast894 kmNW

After

1. 2.775 km W of Indianola, CaliforniaMon, Jun 21, 4:28 AM PDT · 16173 days ago · 9 km deep · 69 km away
2. 3.020 km SSW of Ferndale, CaliforniaMon, Jun 21, 4:40 AM PDT · 16173 days ago · 21 km deep · 21 km away
3. 2.535 km SW of Ferndale, CaliforniaMon, Jun 21, 12:29 PM PDT · 16173 days ago · 29 km deep · 8 km away
4. 2.464 km WSW of Ferndale, CaliforniaMon, Jun 21, 6:40 PM PDT · 16173 days ago · 2 km deep · 35 km away
5. 3.565 km WSW of Ferndale, CaliforniaMon, Jun 21, 6:42 PM PDT · 16173 days ago · 7 km deep · 36 km away
6. 1.640 km SW of Ferndale, CaliforniaTue, Jun 22, 3:58 AM PDT · 16172 days ago · 20 km deep · 2 km away
7. 1.84 km E of Garberville, CaliforniaTue, Jun 22, 11:42 AM PDT · 16172 days ago · 20 km deep · 76 km away
8. 1.732 km SW of Scotia, CaliforniaWed, Jun 23, 3:36 AM PDT · 16171 days ago · 23 km deep · 17 km away
9. 3.323 km SSW of Ferndale, CaliforniaWed, Jun 23, 4:22 AM PDT · 16171 days ago · 21 km deep · 20 km away
10. 1.844 km SW of Ferndale, CaliforniaThu, Jun 24, 1:37 AM PDT · 16170 days ago · 37 km deep · 10 km away
11. 1.72 km W of Redcrest, CaliforniaThu, Jun 24, 7:50 AM PDT · 16170 days ago · 28 km deep · 53 km away
12. 3.033 km SW of Scotia, CaliforniaThu, Jun 24, 9:29 AM PDT · 16170 days ago · 20 km deep · 16 km away
13. 1.83 km N of McKinleyville, CaliforniaThu, Jun 24, 2:12 PM PDT · 16170 days ago · 4 km deep · 86 km away
14. 1.510 km SW of Ferndale, CaliforniaSat, Jun 26, 8:02 AM PDT · 16168 days ago · 24 km deep · 30 km away
15. 2.033 km SW of Scotia, CaliforniaSat, Jun 26, 12:47 PM PDT · 16168 days ago · 20 km deep · 16 km away
16. 2.2102 km W of Ferndale, CaliforniaSat, Jun 26, 10:30 PM PDT · 16168 days ago · 4 km deep · 74 km away
17. 1.530 km SW of Ferndale, CaliforniaMon, Jun 28, 9:59 AM PDT · 16166 days ago · 23 km deep · 14 km away
18. 1.968 km W of Indianola, CaliforniaMon, Jun 28, 2:02 PM PDT · 16166 days ago · 7 km deep · 65 km away
19. 1.9Northern CaliforniaWed, Jun 30, 12:13 PM PDT · 16164 days ago · 18 km deep · 76 km away
20. 3.116 km WNW of Fields Landing, CaliforniaWed, Jun 30, 7:18 PM PDT · 16164 days ago · 29 km deep · 54 km away
21. 2.0near the coast of Northern CaliforniaWed, Jun 30, 7:19 PM PDT · 16164 days ago · 24 km deep · 53 km away
22. 2.178 km W of Ferndale, CaliforniaThu, Jul 1, 4:55 PM PDT · 16163 days ago · 5 km deep · 60 km away
23. 2.230 km SW of Scotia, CaliforniaFri, Jul 2, 7:42 AM PDT · 16162 days ago · 24 km deep · 19 km away
24. 1.918 km SW of Weott, CaliforniaFri, Jul 2, 11:21 PM PDT · 16161 days ago · 11 km deep · 43 km away
25. 2.633 km SSW of Ferndale, CaliforniaSun, Jul 4, 4:00 AM PDT · 16160 days ago · 28 km deep · 10 km away
26. 2.229 km WSW of Ferndale, CaliforniaSun, Jul 4, 7:02 AM PDT · 16160 days ago · 22 km deep · 24 km away
27. 1.614 km SSW of Ferndale, CaliforniaSun, Jul 4, 7:23 AM PDT · 16160 days ago · 17 km deep · 28 km away
28. 2.941 km SW of Ferndale, CaliforniaSun, Jul 4, 9:23 AM PDT · 16160 days ago · 22 km deep · 5 km away
29. 2.218 km SSW of Ferndale, CaliforniaSun, Jul 4, 5:16 PM PDT · 16160 days ago · 27 km deep · 26 km away
30. 1.56 km ESE of Fieldbrook, CaliforniaMon, Jul 5, 6:52 AM PDT · 16159 days ago · 3 km deep · 90 km away
31. 1.930 km SW of Ferndale, CaliforniaTue, Jul 6, 2:55 PM PDT · 16158 days ago · 26 km deep · 14 km away
32. 2.736 km WNW of Samoa, CaliforniaTue, Jul 6, 5:59 PM PDT · 16158 days ago · 20 km deep · 73 km away
33. 2.136 km SW of Ferndale, CaliforniaTue, Jul 6, 11:05 PM PDT · 16158 days ago · 22 km deep · 6 km away
34. 2.231 km SW of Ferndale, CaliforniaWed, Jul 7, 4:25 PM PDT · 16157 days ago · 27 km deep · 12 km away
35. 2.3near the coast of Northern CaliforniaThu, Jul 8, 7:05 PM PDT · 16156 days ago · 21 km deep · 5 km away
36. 2.736 km SW of Ferndale, CaliforniaSat, Jul 10, 10:49 AM PDT · 16154 days ago · 26 km deep · 6 km away
37. 1.58 km NW of Ferndale, CaliforniaSat, Jul 10, 11:15 PM PDT · 16153 days ago · 19 km deep · 43 km away
38. 1.8near the coast of Northern CaliforniaSun, Jul 11, 11:07 PM PDT · 16153 days ago · 10 km deep · 44 km away
39. 1.611 km S of Ferndale, CaliforniaTue, Jul 13, 2:05 AM PDT · 16151 days ago · 24 km deep · 33 km away
40. 1.627 km WSW of Ferndale, CaliforniaWed, Jul 14, 5:18 PM PDT · 16150 days ago · 17 km deep · 17 km away
41. 2.24 km NE of Westhaven-Moonstone, CaliforniaWed, Jul 14, 11:02 PM PDT · 16150 days ago · 25 km deep · 97 km away
42. 1.534 km SW of Scotia, CaliforniaThu, Jul 15, 2:11 AM PDT · 16149 days ago · 20 km deep · 16 km away
43. 2.645 km W of Indianola, CaliforniaThu, Jul 15, 12:59 PM PDT · 16149 days ago · 29 km deep · 48 km away
44. 2.831 km SSW of Ferndale, CaliforniaThu, Jul 15, 7:53 PM PDT · 16149 days ago · 26 km deep · 14 km away
45. 2.575 km WSW of Ferndale, CaliforniaFri, Jul 16, 5:55 AM PDT · 16148 days ago · 4 km deep · 45 km away
46. 3.228 km WNW of Indianola, CaliforniaSat, Jul 17, 6:13 AM PDT · 16147 days ago · 24 km deep · 53 km away
47. 1.830 km SW of Scotia, CaliforniaSat, Jul 17, 10:19 AM PDT · 16147 days ago · 8 km deep · 22 km away
48. 1.61 km E of Trinidad, CaliforniaSun, Jul 18, 8:45 AM PDT · 16146 days ago · 8 km deep · 93 km away
49. 2.836 km SW of Ferndale, CaliforniaSun, Jul 18, 6:53 PM PDT · 16146 days ago · 23 km deep · 7 km away
50. 1.87 km W of Rio Dell, CaliforniaSun, Jul 18, 8:04 PM PDT · 16146 days ago · 21 km deep · 40 km away
51. 2.929 km SSW of Ferndale, CaliforniaSun, Jul 18, 9:06 PM PDT · 16146 days ago · 26 km deep · 13 km away
52. 1.51 km SE of Westhaven-Moonstone, CaliforniaMon, Jul 19, 6:03 AM PDT · 16145 days ago · 12 km deep · 92 km away
53. 3.399 km W of Ferndale, CaliforniaMon, Jul 19, 11:27 PM PDT · 16144 days ago · 8 km deep · 74 km away
54. 2.913 km SSW of Scotia, CaliforniaMon, Jul 19, 11:27 PM PDT · 16144 days ago · 8 km deep · 36 km away
55. 2.114 km S of Ferndale, CaliforniaTue, Jul 20, 3:15 PM PDT · 16144 days ago · 21 km deep · 32 km away
56. 2.362 km W of Big Lagoon, CaliforniaWed, Jul 21, 4:08 AM PDT · 16143 days ago · 5 km deep · 99 km away
57. 2.614 km WSW of Hyampom, CaliforniaWed, Jul 21, 8:33 PM PDT · 16143 days ago · 22 km deep · 88 km away
58. 2.7115 km W of Ferndale, CaliforniaSat, Jul 24, 7:43 PM PDT · 16140 days ago · 5 km deep · 88 km away
59. 2.824 km SSW of Ferndale, CaliforniaSat, Jul 24, 9:53 PM PDT · 16140 days ago · 19 km deep · 18 km away
60. 1.543 km SW of Ferndale, CaliforniaSun, Jul 25, 7:56 AM PDT · 16139 days ago · 21 km deep · 6 km away

The first 60 of 102.

Before

1. 1.97 km WNW of Indianola, CaliforniaSun, Jun 20, 6:54 AM PDT · 16174 days ago · 0 km deep · 50 km away
2. 2.130 km WSW of Ferndale, CaliforniaSat, Jun 19, 12:45 PM PDT · 16175 days ago · 24 km deep · 14 km away
3. 1.64 km SSW of Scotia, CaliforniaSat, Jun 19, 9:16 AM PDT · 16175 days ago · 9 km deep · 42 km away
4. 1.718 km SSW of Ferndale, CaliforniaFri, Jun 18, 9:48 AM PDT · 16176 days ago · 21 km deep · 24 km away
5. 2.27 km WSW of Rio Dell, CaliforniaFri, Jun 18, 12:57 AM PDT · 16176 days ago · 20 km deep · 39 km away
6. 2.0110 km W of Ferndale, CaliforniaThu, Jun 17, 11:19 AM PDT · 16177 days ago · 4 km deep · 82 km away
7. 1.83 km SE of Scotia, CaliforniaThu, Jun 17, 3:30 AM PDT · 16177 days ago · 22 km deep · 47 km away
8. 1.61 km NW of Weott, CaliforniaWed, Jun 16, 5:37 PM PDT · 16178 days ago · 26 km deep · 56 km away
9. 2.454 km W of Indianola, CaliforniaWed, Jun 16, 6:11 AM PDT · 16178 days ago · 3 km deep · 54 km away
10. 3.049 km WNW of Ferndale, CaliforniaTue, Jun 15, 3:44 PM PDT · 16179 days ago · 18 km deep · 45 km away
11. 1.612 km SSE of Blue Lake, CaliforniaMon, Jun 14, 7:04 PM PDT · 16180 days ago · 25 km deep · 78 km away
12. 2.16 km SSW of Fortuna, CaliforniaMon, Jun 14, 4:45 PM PDT · 16180 days ago · 11 km deep · 44 km away
13. 1.916 km WSW of Scotia, CaliforniaMon, Jun 14, 2:26 PM PDT · 16180 days ago · 18 km deep · 29 km away
14. 2.398 km WSW of Ferndale, CaliforniaMon, Jun 14, 1:20 AM PDT · 16180 days ago · 5 km deep · 68 km away
15. 1.935 km SSW of Ferndale, CaliforniaSun, Jun 13, 5:39 PM PDT · 16181 days ago · 22 km deep · 9 km away
16. 1.517 km ENE of Hydesville, CaliforniaSun, Jun 13, 8:36 AM PDT · 16181 days ago · 22 km deep · 67 km away
17. 1.614 km NNE of Redcrest, CaliforniaSat, Jun 12, 10:38 PM PDT · 16182 days ago · 27 km deep · 66 km away
18. 2.040 km WSW of Ferndale, CaliforniaFri, Jun 11, 1:09 AM PDT · 16183 days ago · 16 km deep · 15 km away
19. 2.484 km W of Trinidad, CaliforniaTue, Jun 8, 10:44 PM PDT · 16186 days ago · 4 km deep · 96 km away
20. 2.123 km W of Ferndale, CaliforniaTue, Jun 8, 6:26 PM PDT · 16186 days ago · 21 km deep · 27 km away

From the USGS Earthquake Hazards Program and its partner networks, event nc1075532. Read Thu, Oct 1, 2026, 5:39 PM UTC.