M1.6 earthquake 25 km WSW of Weott, California

Magnitude

1.6 (Md, duration), micro

Magnitude from

Northern California Seismic System

Local time

Thu, Aug 23, 1979, 11:09 AM PDT

UTC

1979-08-23 18:09:11 UTC

Depth

6.8 km (4.2 mi), shallow

Epicenter

40.264° N, 124.214° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.7 km horizontally, 1.4 km in depth

Depth from

From location

Station coverage gap

198°, poorly surrounded by stations

Stations used

10

• Scotia, CaliforniaPopulation 850. Forecast26 kmSSW
• Fortuna, CaliforniaPopulation 12,000. Forecast37 kmS
• Chico, CaliforniaPopulation 121,345. Forecast211 kmWNW
• Los Angeles, CaliforniaPopulation 3,820,914. Forecast870 kmNW

After

1. 1.917 km W of Trinidad, CaliforniaFri, Aug 24, 12:04 AM PDT · 17205 days ago · 14 km deep · 91 km away
2. 2.09 km NE of Redcrest, CaliforniaFri, Aug 24, 12:24 AM PDT · 17205 days ago · 19 km deep · 36 km away
3. 1.775 km WSW of Ferndale, CaliforniaFri, Aug 24, 6:47 AM PDT · 17205 days ago · 4 km deep · 79 km away
4. 1.616 km ESE of Pine Hills, CaliforniaSun, Aug 26, 10:02 AM PDT · 17203 days ago · 21 km deep · 51 km away
5. 1.729 km SSW of Ferndale, CaliforniaSun, Aug 26, 10:29 AM PDT · 17203 days ago · 18 km deep · 22 km away
6. 1.86 km SSW of Scotia, CaliforniaSun, Aug 26, 3:50 PM PDT · 17203 days ago · 28 km deep · 20 km away
7. 2.136 km WSW of Ferndale, CaliforniaMon, Aug 27, 7:15 PM PDT · 17201 days ago · 18 km deep · 47 km away
8. 1.714 km WNW of Ferndale, CaliforniaWed, Aug 29, 2:59 AM PDT · 17200 days ago · 6 km deep · 43 km away
9. 3.28 km NNE of Mad River, CaliforniaFri, Aug 31, 5:40 PM PDT · 17197 days ago · 29 km deep · 70 km away
10. 1.732 km W of Ferndale, CaliforniaSat, Sep 1, 3:29 AM PDT · 17197 days ago · 22 km deep · 47 km away
11. 1.911 km WSW of Ferndale, CaliforniaSat, Sep 1, 11:20 AM PDT · 17197 days ago · 24 km deep · 32 km away
12. 2.5near the coast of Northern CaliforniaSun, Sep 2, 2:13 AM PDT · 17196 days ago · 18 km deep · 33 km away
13. 1.924 km WSW of Ferndale, CaliforniaSun, Sep 2, 7:46 AM PDT · 17196 days ago · 23 km deep · 36 km away
14. 2.070 km W of Indianola, CaliforniaSun, Sep 2, 8:58 AM PDT · 17196 days ago · 6 km deep · 91 km away
15. 1.640 km SW of Ferndale, CaliforniaTue, Sep 4, 2:53 AM PDT · 17194 days ago · 20 km deep · 33 km away
16. 2.68 km NE of Mad River, CaliforniaWed, Sep 5, 11:59 AM PDT · 17193 days ago · 31 km deep · 70 km away
17. 1.811 km E of Blue Lake, CaliforniaThu, Sep 6, 5:56 PM PDT · 17191 days ago · -1 km deep · 77 km away
18. 2.471 km W of Ferndale, CaliforniaSun, Sep 9, 12:01 PM PDT · 17189 days ago · 2 km deep · 79 km away
19. 1.824 km WSW of Ferndale, CaliforniaSun, Sep 9, 4:50 PM PDT · 17189 days ago · 22 km deep · 33 km away
20. 1.527 km WSW of Leggett, CaliforniaSun, Sep 9, 6:44 PM PDT · 17188 days ago · 8 km deep · 58 km away
21. 1.527 km SW of Scotia, CaliforniaMon, Sep 10, 4:55 AM PDT · 17188 days ago · 6 km deep · 14 km away
22. 1.937 km SW of Ferndale, CaliforniaMon, Sep 10, 5:50 AM PDT · 17188 days ago · 21 km deep · 27 km away
23. 2.567 km WNW of Samoa, CaliforniaWed, Sep 12, 12:12 AM PDT · 17186 days ago · 36 km deep · 100 km away
24. 1.529 km SW of Ferndale, CaliforniaFri, Sep 14, 4:42 PM PDT · 17184 days ago · 27 km deep · 24 km away
25. 2.46 km ESE of Indianola, CaliforniaSat, Sep 15, 5:18 PM PDT · 17183 days ago · 25 km deep · 62 km away
26. 2.110 km WSW of Rio Dell, CaliforniaSat, Sep 15, 7:32 PM PDT · 17182 days ago · 17 km deep · 24 km away
27. 2.25 km SW of Laytonville, CaliforniaSat, Sep 15, 7:57 PM PDT · 17182 days ago · -1 km deep · 89 km away
28. 2.672 km WNW of Indianola, CaliforniaSun, Sep 16, 1:51 PM PDT · 17182 days ago · 12 km deep · 96 km away
29. 1.59 km ENE of Benbow, CaliforniaWed, Sep 19, 9:52 PM PDT · 17178 days ago · 11 km deep · 50 km away
30. 1.929 km SSW of Ferndale, CaliforniaFri, Sep 21, 3:35 AM PDT · 17177 days ago · 19 km deep · 23 km away
31. 1.852 km WSW of Ferndale, CaliforniaSat, Sep 22, 7:14 AM PDT · 17176 days ago · 15 km deep · 51 km away
32. 1.61 km SSE of Benbow, CaliforniaSun, Sep 23, 3:34 AM PDT · 17175 days ago · 13 km deep · 44 km away
33. 2.076 km WSW of Ferndale, CaliforniaSun, Sep 23, 9:11 PM PDT · 17174 days ago · 23 km deep · 77 km away
34. 1.633 km W of Ferndale, CaliforniaTue, Sep 25, 12:53 PM PDT · 17173 days ago · 21 km deep · 47 km away
35. 1.949 km WNW of Samoa, CaliforniaWed, Sep 26, 11:58 AM PDT · 17172 days ago · -1 km deep · 92 km away
36. 3.550 km WSW of Ferndale, CaliforniaThu, Sep 27, 12:54 AM PDT · 17171 days ago · 16 km deep · 48 km away
37. 1.520 km WSW of Weott, CaliforniaThu, Sep 27, 2:20 AM PDT · 17171 days ago · -1 km deep · 7 km away
38. 1.937 km WSW of Ferndale, CaliforniaThu, Sep 27, 8:09 AM PDT · 17171 days ago · 24 km deep · 45 km away
39. 1.68 km SE of Blue Lake, CaliforniaThu, Sep 27, 11:26 AM PDT · 17171 days ago · 1 km deep · 69 km away
40. 3.435 km SW of Ferndale, CaliforniaThu, Sep 27, 3:32 PM PDT · 17171 days ago · 24 km deep · 25 km away
41. 2.172 km WSW of Ferndale, CaliforniaThu, Sep 27, 8:16 PM PDT · 17170 days ago · 4 km deep · 74 km away
42. 2.316 km SSW of Ferndale, CaliforniaFri, Sep 28, 2:04 PM PDT · 17170 days ago · 26 km deep · 24 km away
43. 3.775 km W of Ferndale, CaliforniaFri, Sep 28, 7:22 PM PDT · 17169 days ago · 6 km deep · 83 km away
44. 1.920 km W of Ferndale, CaliforniaFri, Sep 28, 9:23 PM PDT · 17169 days ago · 21 km deep · 40 km away
45. 2.487 km WSW of Ferndale, CaliforniaSat, Sep 29, 7:59 PM PDT · 17168 days ago · 4 km deep · 82 km away
46. 1.82 km ENE of Mad River, CaliforniaSun, Sep 30, 8:10 AM PDT · 17168 days ago · -1 km deep · 66 km away
47. 2.714 km WNW of Fields Landing, CaliforniaMon, Oct 1, 5:58 PM PDT · 17166 days ago · 24 km deep · 56 km away
48. 2.410 km NNW of Alderpoint, CaliforniaMon, Oct 1, 9:31 PM PDT · 17166 days ago · 30 km deep · 46 km away
49. 2.719 km W of Samoa, CaliforniaTue, Oct 2, 9:51 PM PDT · 17165 days ago · 19 km deep · 64 km away
50. 3.136 km SW of Ferndale, CaliforniaTue, Oct 2, 11:40 PM PDT · 17165 days ago · 24 km deep · 25 km away
51. 1.648 km SW of Ferndale, CaliforniaWed, Oct 3, 5:16 AM PDT · 17165 days ago · 24 km deep · 43 km away
52. 2.330 km SW of Scotia, CaliforniaWed, Oct 3, 8:45 AM PDT · 17165 days ago · 14 km deep · 12 km away
53. 2.187 km W of Ferndale, CaliforniaWed, Oct 3, 7:46 PM PDT · 17164 days ago · 5 km deep · 96 km away
54. 2.526 km SSW of Ferndale, CaliforniaFri, Oct 5, 1:21 AM PDT · 17163 days ago · 19 km deep · 21 km away
55. 1.722 km WNW of Ferndale, CaliforniaSun, Oct 7, 6:21 AM PDT · 17161 days ago · 16 km deep · 50 km away
56. 2.2near the coast of Northern CaliforniaSun, Oct 7, 1:52 PM PDT · 17161 days ago · 5 km deep · 74 km away
57. 1.732 km W of Ferndale, CaliforniaSun, Oct 7, 5:41 PM PDT · 17160 days ago · 25 km deep · 49 km away
58. 1.94 km S of Willow Creek, CaliforniaMon, Oct 8, 5:08 AM PDT · 17160 days ago · 22 km deep · 86 km away
59. 2.0near the coast of Northern CaliforniaMon, Oct 8, 4:17 PM PDT · 17160 days ago · 19 km deep · 67 km away
60. 2.72 km NE of Rio Dell, CaliforniaThu, Oct 11, 6:20 AM PDT · 17157 days ago · 25 km deep · 30 km away

The first 60 of 80.

Before

1. 1.813 km SSW of Scotia, CaliforniaTue, Aug 21, 10:02 AM PDT · 17208 days ago · 29 km deep · 13 km away
2. 2.414 km S of Scotia, CaliforniaTue, Aug 21, 9:45 AM PDT · 17208 days ago · 29 km deep · 12 km away
3. 1.64 km NNE of Blue Lake, CaliforniaMon, Aug 20, 10:33 AM PDT · 17209 days ago · 26 km deep · 76 km away
4. 1.857 km W of Ferndale, CaliforniaSun, Aug 19, 10:41 AM PDT · 17210 days ago · 14 km deep · 74 km away
5. 1.727 km SSW of Scotia, CaliforniaSun, Aug 19, 6:13 AM PDT · 17210 days ago · 20 km deep · 3 km away
6. 1.938 km WNW of Samoa, CaliforniaSat, Aug 18, 1:16 PM PDT · 17211 days ago · 24 km deep · 82 km away
7. 1.810 km W of Shelter Cove, CaliforniaFri, Aug 17, 9:51 PM PDT · 17211 days ago · 3 km deep · 28 km away
8. 1.59 km NE of Redcrest, CaliforniaFri, Aug 17, 7:05 PM PDT · 17211 days ago · 19 km deep · 36 km away
9. 1.851 km WSW of Ferndale, CaliforniaFri, Aug 17, 4:29 PM PDT · 17212 days ago · 27 km deep · 50 km away
10. 1.6near the coast of Northern CaliforniaFri, Aug 17, 3:15 AM PDT · 17212 days ago · 15 km deep · 13 km away
11. 1.618 km WSW of Ferndale, CaliforniaFri, Aug 17, 1:25 AM PDT · 17212 days ago · 25 km deep · 32 km away
12. 1.53 km ENE of Redway, CaliforniaWed, Aug 15, 3:25 AM PDT · 17214 days ago · 21 km deep · 39 km away
13. 1.69 km ESE of Hyampom, CaliforniaMon, Aug 13, 10:06 PM PDT · 17215 days ago · 44 km deep · 82 km away
14. 1.56 km W of Mad River, CaliforniaMon, Aug 13, 2:02 AM PDT · 17216 days ago · 26 km deep · 57 km away
15. 1.721 km WNW of Manila, CaliforniaSun, Aug 12, 7:36 AM PDT · 17217 days ago · 9 km deep · 78 km away
16. 1.52 km SSW of Scotia, CaliforniaSun, Aug 12, 7:09 AM PDT · 17217 days ago · 23 km deep · 24 km away
17. 1.644 km SW of Ferndale, CaliforniaFri, Aug 10, 10:41 PM PDT · 17218 days ago · 6 km deep · 38 km away
18. 2.672 km W of Ferndale, CaliforniaFri, Aug 10, 7:47 PM PDT · 17218 days ago · 1 km deep · 80 km away
19. 3.138 km SW of Ferndale, CaliforniaFri, Aug 10, 4:40 AM PDT · 17219 days ago · 24 km deep · 29 km away
20. 1.97 km WNW of Ruth, CaliforniaWed, Aug 8, 4:02 AM PDT · 17221 days ago · 20 km deep · 69 km away

From the USGS Earthquake Hazards Program and its partner networks, event nc1047397. Read Thu, Oct 1, 2026, 12:06 PM UTC.