M2.2 earthquake 25 km SSW of Ferndale, California

Magnitude

2.2 (md), micro

Local time

Fri, May 27, 1977, 7:30 AM PDT

UTC

1977-05-27 14:30:46 UTC

Depth

18.4 km (11.4 mi), shallow

Epicenter

40.370° N, 124.398° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 1.9 km horizontally, 0.4 km in depth

Depth from

From location

Station coverage gap

298°, poorly surrounded by stations

Stations used

14

• Ferndale, CaliforniaPopulation 1,369. Forecast26 kmSSW
• Fortuna, CaliforniaPopulation 12,000. Forecast33 kmSW
• Chico, CaliforniaPopulation 121,345. Forecast229 kmWNW
• Los Angeles, CaliforniaPopulation 3,820,914. Forecast889 kmNW

After

1. 2.79 km WSW of Redcrest, CaliforniaSat, May 28, 1:34 PM PDT · 18014 days ago · 31 km deep · 29 km away
2. 2.161 km W of Ferndale, CaliforniaSat, May 28, 9:57 PM PDT · 18014 days ago · 9 km deep · 51 km away
3. 1.628 km W of Ferndale, CaliforniaSat, May 28, 9:58 PM PDT · 18014 days ago · 23 km deep · 27 km away
4. 1.877 km WSW of Ferndale, CaliforniaMon, May 30, 2:26 AM PDT · 18013 days ago · 5 km deep · 63 km away
5. 2.137 km SW of Ferndale, CaliforniaTue, May 31, 5:37 AM PDT · 18011 days ago · 22 km deep · 13 km away
6. 1.518 km WNW of Indianola, CaliforniaTue, May 31, 7:00 PM PDT · 18011 days ago · 21 km deep · 40 km away
7. 1.74 km ESE of Burnt Ranch, CaliforniaThu, Jun 2, 12:08 AM PDT · 18010 days ago · 20 km deep · 94 km away
8. 2.412 km E of Blue Lake, CaliforniaThu, Jun 2, 1:43 AM PDT · 18010 days ago · 28 km deep · 73 km away
9. 1.63 km W of Mad River, CaliforniaThu, Jun 2, 10:20 PM PDT · 18009 days ago · 23 km deep · 72 km away
10. 2.080 km WNW of Samoa, CaliforniaFri, Jun 3, 4:30 AM PDT · 18008 days ago · 5 km deep · 92 km away
11. 1.531 km WSW of Ferndale, CaliforniaFri, Jun 3, 11:26 AM PDT · 18008 days ago · 17 km deep · 19 km away
12. 1.616 km NW of Manila, CaliforniaFri, Jun 3, 3:24 PM PDT · 18008 days ago · 11 km deep · 64 km away
13. 2.40 km SSE of Redway, CaliforniaSun, Jun 5, 6:01 AM PDT · 18006 days ago · 18 km deep · 57 km away
14. 1.722 km SSW of Ferndale, CaliforniaSun, Jun 5, 11:26 AM PDT · 18006 days ago · 19 km deep · 4 km away
15. 3.815 km ENE of Westhaven-Moonstone, CaliforniaMon, Jun 6, 6:14 PM PDT · 18005 days ago · 30 km deep · 90 km away
16. 3.728 km SW of Scotia, CaliforniaThu, Jun 9, 12:05 PM PDT · 18002 days ago · 23 km deep · 8 km away
17. 3.529 km SW of Scotia, CaliforniaThu, Jun 9, 12:14 PM PDT · 18002 days ago · 23 km deep · 9 km away
18. 1.617 km SW of Scotia, CaliforniaThu, Jun 9, 6:02 PM PDT · 18002 days ago · 29 km deep · 11 km away
19. 1.728 km SW of Ferndale, CaliforniaFri, Jun 10, 3:20 AM PDT · 18002 days ago · 19 km deep · 5 km away
20. 1.618 km SW of Ferndale, CaliforniaFri, Jun 10, 8:43 PM PDT · 18001 days ago · 18 km deep · 9 km away
21. 2.041 km W of Ferndale, CaliforniaFri, Jun 10, 8:45 PM PDT · 18001 days ago · 25 km deep · 36 km away
22. 2.354 km W of Ferndale, CaliforniaSun, Jun 12, 10:41 AM PDT · 17999 days ago · 25 km deep · 52 km away
23. 2.940 km SW of Ferndale, CaliforniaSun, Jun 12, 5:52 PM PDT · 17999 days ago · 23 km deep · 18 km away
24. 2.08 km W of Rio Dell, CaliforniaMon, Jun 13, 1:45 PM PDT · 17998 days ago · 19 km deep · 21 km away
25. 1.610 km WNW of Fields Landing, CaliforniaTue, Jun 14, 6:22 PM PDT · 17997 days ago · 25 km deep · 45 km away
26. 2.57 km NNE of Westhaven-Moonstone, CaliforniaThu, Jun 16, 9:16 AM PDT · 17995 days ago · 21 km deep · 87 km away
27. 1.87 km SE of Big Lagoon, CaliforniaThu, Jun 16, 10:13 AM PDT · 17995 days ago · 21 km deep · 88 km away
28. 2.732 km SSW of Ferndale, CaliforniaThu, Jun 16, 8:12 PM PDT · 17995 days ago · 27 km deep · 8 km away
29. 1.633 km SSW of Ferndale, CaliforniaThu, Jun 16, 8:19 PM PDT · 17995 days ago · 24 km deep · 8 km away
30. 1.526 km W of Indianola, CaliforniaSat, Jun 18, 3:07 AM PDT · 17994 days ago · 23 km deep · 40 km away
31. 2.777 km W of Trinidad, CaliforniaSat, Jun 18, 3:43 PM PDT · 17993 days ago · 12 km deep · 96 km away
32. 1.67 km W of Rio Dell, CaliforniaSun, Jun 19, 11:51 AM PDT · 17992 days ago · 22 km deep · 22 km away
33. 1.744 km WSW of Ferndale, CaliforniaSun, Jun 19, 3:58 PM PDT · 17992 days ago · 12 km deep · 34 km away
34. 3.048 km WSW of Ferndale, CaliforniaSun, Jun 19, 4:01 PM PDT · 17992 days ago · 23 km deep · 36 km away
35. 2.611 km WSW of Indianola, CaliforniaMon, Jun 20, 12:03 AM PDT · 17992 days ago · 8 km deep · 32 km away
36. 2.211 km WSW of Indianola, CaliforniaMon, Jun 20, 5:54 AM PDT · 17991 days ago · 8 km deep · 32 km away
37. 2.311 km WSW of Indianola, CaliforniaMon, Jun 20, 6:04 AM PDT · 17991 days ago · 8 km deep · 32 km away
38. 2.611 km WSW of Indianola, CaliforniaMon, Jun 20, 6:05 AM PDT · 17991 days ago · 8 km deep · 32 km away
39. 2.211 km WSW of Indianola, CaliforniaMon, Jun 20, 6:08 AM PDT · 17991 days ago · 9 km deep · 32 km away
40. 2.511 km WSW of Indianola, CaliforniaMon, Jun 20, 6:35 AM PDT · 17991 days ago · 8 km deep · 31 km away
41. 2.211 km WSW of Indianola, CaliforniaMon, Jun 20, 7:04 AM PDT · 17991 days ago · 9 km deep · 32 km away
42. 1.611 km WSW of Indianola, CaliforniaMon, Jun 20, 7:05 AM PDT · 17991 days ago · 8 km deep · 32 km away
43. 2.611 km WSW of Indianola, CaliforniaMon, Jun 20, 7:06 AM PDT · 17991 days ago · 9 km deep · 32 km away
44. 2.214 km ESE of Blue Lake, CaliforniaMon, Jun 20, 6:23 PM PDT · 17991 days ago · 30 km deep · 72 km away
45. 1.726 km WSW of Ferndale, CaliforniaWed, Jun 22, 1:11 AM PDT · 17990 days ago · 23 km deep · 18 km away
46. 3.732 km WSW of Ferndale, CaliforniaWed, Jun 22, 2:44 AM PDT · 17990 days ago · 25 km deep · 21 km away
47. 1.63 km ENE of Rio Dell, CaliforniaWed, Jun 22, 5:39 AM PDT · 17989 days ago · 22 km deep · 32 km away
48. 3.233 km WSW of Ferndale, CaliforniaWed, Jun 22, 9:03 PM PDT · 17989 days ago · 26 km deep · 21 km away
49. 1.613 km NW of Ferndale, CaliforniaFri, Jun 24, 10:09 AM PDT · 17987 days ago · 8 km deep · 31 km away
50. 2.868 km W of Ferndale, CaliforniaSat, Jun 25, 1:44 PM PDT · 17986 days ago · 7 km deep · 58 km away
51. 2.423 km SSW of Ferndale, CaliforniaMon, Jun 27, 8:57 PM PDT · 17984 days ago · 29 km deep · 2 km away
52. 2.038 km SW of Ferndale, CaliforniaFri, Jul 1, 11:09 AM PDT · 17980 days ago · 23 km deep · 15 km away
53. 2.515 km NE of Phillipsville, CaliforniaFri, Jul 1, 3:02 PM PDT · 17980 days ago · 17 km deep · 61 km away
54. 4.292 km W of Ferndale, CaliforniaTue, Jul 5, 2:52 PM PDT · 17976 days ago · 5 km deep · 87 km away
55. 3.987 km W of Ferndale, CaliforniaTue, Jul 5, 3:06 PM PDT · 17976 days ago · 7 km deep · 82 km away
56. 1.616 km NNE of Redcrest, CaliforniaWed, Jul 6, 6:26 AM PDT · 17975 days ago · 22 km deep · 49 km away
57. 1.987 km WNW of Samoa, CaliforniaThu, Jul 7, 12:02 PM PDT · 17974 days ago · 5 km deep · 99 km away
58. 2.064 km W of Indianola, CaliforniaFri, Jul 8, 1:44 PM PDT · 17973 days ago · 4 km deep · 68 km away
59. 2.839 km SW of Ferndale, CaliforniaFri, Jul 8, 6:13 PM PDT · 17973 days ago · 23 km deep · 16 km away
60. 1.511 km WSW of Indianola, CaliforniaSat, Jul 9, 2:08 PM PDT · 17972 days ago · 8 km deep · 32 km away

The first 60 of 92.

Before

1. 1.610 km W of Samoa, CaliforniaThu, May 26, 9:28 AM PDT · 18016 days ago · 23 km deep · 51 km away
2. 1.743 km W of Ferndale, CaliforniaThu, May 26, 12:48 AM PDT · 18017 days ago · 19 km deep · 39 km away
3. 1.627 km SSW of Scotia, CaliforniaWed, May 25, 9:18 AM PDT · 18017 days ago · 22 km deep · 19 km away
4. 1.716 km NE of Redcrest, CaliforniaWed, May 25, 8:47 AM PDT · 18017 days ago · 24 km deep · 53 km away
5. 1.533 km SW of Ferndale, CaliforniaMon, May 23, 11:52 PM PDT · 18019 days ago · 16 km deep · 13 km away
6. 1.939 km WSW of Ferndale, CaliforniaMon, May 23, 9:39 PM PDT · 18019 days ago · 18 km deep · 23 km away
7. 1.740 km W of Ferndale, CaliforniaMon, May 23, 6:14 AM PDT · 18019 days ago · 25 km deep · 33 km away
8. 2.24 km S of Scotia, CaliforniaFri, May 20, 11:20 PM PDT · 18022 days ago · 8 km deep · 27 km away
9. 2.157 km W of Ferndale, CaliforniaWed, May 18, 11:06 PM PDT · 18024 days ago · 23 km deep · 52 km away
10. 2.432 km SSW of Ferndale, CaliforniaWed, May 18, 4:24 PM PDT · 18024 days ago · 11 km deep · 7 km away
11. 2.75 km WNW of Fields Landing, CaliforniaWed, May 18, 5:48 AM PDT · 18024 days ago · 26 km deep · 44 km away
12. 1.53 km WSW of Bayview, CaliforniaWed, May 18, 12:30 AM PDT · 18025 days ago · 24 km deep · 46 km away
13. 1.6near the coast of Northern CaliforniaTue, May 17, 11:45 PM PDT · 18025 days ago · 25 km deep · 46 km away
14. 2.666 km W of Ferndale, CaliforniaTue, May 17, 8:22 AM PDT · 18025 days ago · 19 km deep · 62 km away
15. 2.468 km W of Trinidad, CaliforniaSun, May 15, 5:53 PM PDT · 18027 days ago · 5 km deep · 97 km away
16. 2.316 km WSW of Scotia, CaliforniaFri, May 13, 7:37 PM PDT · 18029 days ago · 19 km deep · 12 km away
17. 3.117 km WSW of Scotia, CaliforniaFri, May 13, 9:50 AM PDT · 18029 days ago · 20 km deep · 11 km away
18. 2.59 km S of Hyampom, CaliforniaThu, May 12, 9:27 AM PDT · 18030 days ago · 0 km deep · 80 km away
19. 3.033 km SW of Ferndale, CaliforniaThu, May 12, 12:38 AM PDT · 18031 days ago · 24 km deep · 9 km away
20. 2.816 km WSW of Ferndale, CaliforniaWed, May 11, 2:36 PM PDT · 18031 days ago · 24 km deep · 14 km away

From the USGS Earthquake Hazards Program and its partner networks, event nc1035270. Read Tue, Sep 22, 2026, 10:35 PM UTC.