M1.7 earthquake 2 km SE of Benbow, California

Magnitude

1.7 (Md, duration), micro

Magnitude from

Northern California Seismic System

Local time

Tue, Oct 23, 1984, 5:25 AM PDT

UTC

1984-10-23 12:25:04 UTC

Depth

18.4 km (11.4 mi), shallow

Epicenter

40.053° N, 123.756° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.4 km horizontally, 0.4 km in depth

Magnitude uncertainty

±0.41

Depth from

From location

Station coverage gap

92°

Stations used

9

• Garberville, CaliforniaPopulation 913. Forecast6 kmSSE
• Fortuna, CaliforniaPopulation 12,000. Forecast70 kmSSE
• Chico, CaliforniaPopulation 121,345. Forecast168 kmWNW
• Los Angeles, CaliforniaPopulation 3,820,914. Forecast827 kmNW

After

1. 1.537 km SW of Ferndale, CaliforniaTue, Oct 23, 11:10 AM PDT · 15320 days ago · 19 km deep · 71 km away
2. 2.321 km NNW of Paskenta, CaliforniaWed, Oct 24, 6:27 AM PDT · 15319 days ago · -1 km deep · 92 km away
3. 1.814 km E of Redcrest, CaliforniaWed, Oct 24, 8:08 AM PDT · 15319 days ago · 5 km deep · 39 km away
4. 1.99 km NE of Willits, CaliforniaFri, Oct 26, 9:54 PM PDT · 15317 days ago · 10 km deep · 77 km away
5. 1.930 km SW of Ferndale, CaliforniaSun, Oct 28, 1:19 AM PST · 15315 days ago · 18 km deep · 79 km away
6. 1.56 km WSW of Benbow, CaliforniaSun, Oct 28, 6:25 AM PST · 15315 days ago · 4 km deep · 8 km away
7. 1.58 km W of Rio Dell, CaliforniaSun, Oct 28, 4:58 PM PST · 15315 days ago · 20 km deep · 63 km away
8. 1.88 km W of Laytonville, CaliforniaMon, Oct 29, 1:12 AM PST · 15314 days ago · 6 km deep · 44 km away
9. 2.748 km SW of Ferndale, CaliforniaMon, Oct 29, 10:29 AM PST · 15314 days ago · 16 km deep · 87 km away
10. 2.422 km NW of Elk Creek, CaliforniaMon, Oct 29, 1:55 PM PST · 15314 days ago · 9 km deep · 94 km away
11. 2.5Northern CaliforniaTue, Oct 30, 12:50 AM PST · 15313 days ago · 13 km deep · 94 km away
12. 2.23 km W of Weott, CaliforniaTue, Oct 30, 9:00 AM PST · 15313 days ago · 28 km deep · 34 km away
13. 2.59 km SW of Scotia, CaliforniaSun, Nov 4, 5:35 PM PST · 15308 days ago · 23 km deep · 55 km away
14. 1.523 km WSW of Ferndale, CaliforniaTue, Nov 6, 11:23 AM PST · 15306 days ago · 23 km deep · 82 km away
15. 2.06 km W of Redcrest, CaliforniaFri, Nov 9, 8:46 AM PST · 15303 days ago · 28 km deep · 45 km away
16. 1.64 km ENE of Brooktrails, CaliforniaFri, Nov 9, 9:09 AM PST · 15303 days ago · 2 km deep · 74 km away
17. 2.612 km WNW of Fields Landing, CaliforniaFri, Nov 9, 1:32 PM PST · 15303 days ago · 21 km deep · 95 km away
18. 2.438 km SW of Ferndale, CaliforniaSat, Nov 10, 2:46 AM PST · 15302 days ago · 23 km deep · 71 km away
19. 3.239 km SW of Ferndale, CaliforniaMon, Nov 12, 11:09 AM PST · 15300 days ago · 14 km deep · 73 km away
20. 3.631 km SW of Ferndale, CaliforniaWed, Nov 14, 6:06 PM PST · 15298 days ago · 27 km deep · 71 km away
21. 1.647 km SW of Ferndale, CaliforniaThu, Nov 15, 1:19 AM PST · 15297 days ago · 39 km deep · 82 km away
22. 2.26 km NNW of Mad River, CaliforniaThu, Nov 15, 9:22 AM PST · 15297 days ago · 5 km deep · 54 km away
23. 2.711 km NNE of Covelo, CaliforniaThu, Nov 15, 9:41 PM PST · 15297 days ago · 2 km deep · 52 km away
24. 2.112 km NNE of Covelo, CaliforniaFri, Nov 16, 1:02 PM PST · 15296 days ago · 10 km deep · 52 km away
25. 1.70 km SW of Humboldt Hill, CaliforniaSat, Nov 17, 9:15 AM PST · 15295 days ago · 6 km deep · 83 km away
26. 2.423 km SE of Indianola, CaliforniaMon, Nov 19, 11:18 AM PST · 15293 days ago · 21 km deep · 70 km away
27. 2.711 km NNE of Covelo, CaliforniaTue, Nov 20, 2:37 PM PST · 15292 days ago · 6 km deep · 53 km away
28. 2.541 km WSW of Ferndale, CaliforniaSat, Nov 24, 5:34 PM PST · 15288 days ago · 20 km deep · 86 km away
29. 1.62 km ENE of Willits, CaliforniaSun, Nov 25, 11:26 PM PST · 15286 days ago · 4 km deep · 79 km away
30. 2.215 km ESE of Pine Hills, CaliforniaMon, Nov 26, 11:22 PM PST · 15285 days ago · 0 km deep · 72 km away
31. 3.15 km W of Covelo, CaliforniaTue, Nov 27, 12:12 AM PST · 15285 days ago · 8 km deep · 47 km away
32. 2.55 km WNW of Covelo, CaliforniaTue, Nov 27, 12:16 AM PST · 15285 days ago · 7 km deep · 47 km away
33. 3.16 km WNW of Covelo, CaliforniaTue, Nov 27, 12:29 AM PST · 15285 days ago · 7 km deep · 46 km away
34. 2.65 km WNW of Covelo, CaliforniaTue, Nov 27, 12:37 AM PST · 15285 days ago · 9 km deep · 46 km away
35. 1.636 km WSW of Ferndale, CaliforniaWed, Nov 28, 4:52 PM PST · 15284 days ago · 26 km deep · 85 km away
36. 2.315 km ESE of Indianola, CaliforniaFri, Nov 30, 7:27 AM PST · 15282 days ago · 25 km deep · 79 km away
37. 1.722 km W of Elk Creek, CaliforniaFri, Nov 30, 5:06 PM PST · 15282 days ago · 7 km deep · 93 km away
38. 1.77 km NE of Willits, CaliforniaFri, Nov 30, 10:52 PM PST · 15281 days ago · 7 km deep · 78 km away
39. 2.80 km SW of Humboldt Hill, CaliforniaSat, Dec 1, 8:13 AM PST · 15281 days ago · 7 km deep · 83 km away
40. 2.00 km ESE of Humboldt Hill, CaliforniaSat, Dec 1, 12:11 PM PST · 15281 days ago · 6 km deep · 83 km away
41. 2.534 km NW of Paskenta, CaliforniaSat, Dec 1, 8:07 PM PST · 15281 days ago · 5 km deep · 84 km away
42. 1.64 km NNE of Hydesville, CaliforniaSat, Dec 1, 8:51 PM PST · 15281 days ago · 22 km deep · 65 km away
43. 2.325 km SW of Scotia, CaliforniaSun, Dec 2, 6:03 AM PST · 15280 days ago · 10 km deep · 55 km away
44. 2.60 km W of Humboldt Hill, CaliforniaSun, Dec 2, 9:33 PM PST · 15280 days ago · 6 km deep · 84 km away
45. 3.045 km SW of Ferndale, CaliforniaWed, Dec 5, 5:50 PM PST · 15277 days ago · 4 km deep · 87 km away
46. 1.65 km W of Laytonville, CaliforniaFri, Dec 7, 8:10 PM PST · 15275 days ago · 2 km deep · 45 km away
47. 1.64 km ENE of Laytonville, CaliforniaSun, Dec 9, 4:31 AM PST · 15273 days ago · -1 km deep · 48 km away
48. 2.432 km SW of Scotia, CaliforniaMon, Dec 10, 1:49 AM PST · 15272 days ago · 21 km deep · 60 km away
49. 1.816 km SSW of Laytonville, CaliforniaMon, Dec 10, 9:55 PM PST · 15272 days ago · -1 km deep · 56 km away
50. 1.86 km ENE of Benbow, CaliforniaTue, Dec 11, 4:48 PM PST · 15271 days ago · 27 km deep · 6 km away
51. 1.90 km WNW of Manila, CaliforniaTue, Dec 11, 9:37 PM PST · 15271 days ago · 25 km deep · 96 km away
52. 2.315 km SW of Scotia, CaliforniaWed, Dec 12, 12:29 PM PST · 15270 days ago · 28 km deep · 55 km away
53. 1.615 km SE of Laytonville, CaliforniaThu, Dec 13, 10:43 AM PST · 15269 days ago · 9 km deep · 62 km away
54. 3.134 km WSW of Ferndale, CaliforniaFri, Dec 14, 1:23 AM PST · 15268 days ago · 21 km deep · 88 km away
55. 2.316 km NE of Redcrest, CaliforniaMon, Dec 17, 6:45 AM PST · 15265 days ago · 5 km deep · 51 km away
56. 1.812 km SW of Scotia, CaliforniaMon, Dec 17, 8:39 PM PST · 15265 days ago · 19 km deep · 55 km away
57. 2.227 km W of Paskenta, CaliforniaTue, Dec 18, 2:35 AM PST · 15264 days ago · 9 km deep · 78 km away
58. 2.39 km ESE of Blue Lake, CaliforniaTue, Dec 18, 3:36 PM PST · 15264 days ago · -1 km deep · 89 km away
59. 1.67 km ENE of Brooktrails, CaliforniaWed, Dec 19, 10:48 AM PST · 15263 days ago · 9 km deep · 76 km away
60. 2.852 km WSW of Ferndale, CaliforniaWed, Dec 19, 5:09 PM PST · 15263 days ago · 23 km deep · 98 km away

The first 60 of 63.

Before

1. 2.332 km SW of Ferndale, CaliforniaSun, Oct 21, 3:21 AM PDT · 15322 days ago · 26 km deep · 77 km away
2. 1.837 km WNW of Shelter Cove, CaliforniaSat, Oct 20, 5:58 AM PDT · 15323 days ago · 13 km deep · 63 km away
3. 1.62 km N of Redway, CaliforniaMon, Oct 15, 9:40 PM PDT · 15328 days ago · 20 km deep · 12 km away
4. 1.912 km WSW of Brooktrails, CaliforniaSun, Oct 14, 7:17 PM PDT · 15329 days ago · 4 km deep · 74 km away
5. 2.727 km SW of Scotia, CaliforniaSun, Oct 14, 3:21 PM PDT · 15329 days ago · 21 km deep · 52 km away
6. 2.231 km SW of Scotia, CaliforniaThu, Oct 11, 12:01 AM PDT · 15332 days ago · 15 km deep · 58 km away
7. 2.744 km SW of Ferndale, CaliforniaMon, Oct 8, 5:03 AM PDT · 15335 days ago · 17 km deep · 82 km away
8. 1.70 km N of Humboldt Hill, CaliforniaSun, Oct 7, 1:33 AM PDT · 15336 days ago · 5 km deep · 84 km away
9. 2.220 km NNE of Potter Valley, CaliforniaFri, Oct 5, 8:20 PM PDT · 15338 days ago · 6 km deep · 91 km away
10. 1.92 km NNW of Redway, CaliforniaMon, Oct 1, 9:42 AM PDT · 15342 days ago · 19 km deep · 11 km away
11. 2.524 km SW of Ferndale, CaliforniaSun, Sep 30, 12:59 AM PDT · 15343 days ago · 19 km deep · 74 km away
12. 2.234 km SSW of Ferndale, CaliforniaSat, Sep 29, 7:47 PM PDT · 15344 days ago · 8 km deep · 63 km away
13. 2.128 km SW of Ferndale, CaliforniaSat, Sep 29, 2:40 PM PDT · 15344 days ago · 17 km deep · 71 km away
14. 1.910 km SW of Willow Creek, CaliforniaFri, Sep 28, 11:47 PM PDT · 15344 days ago · 11 km deep · 91 km away
15. 1.82 km NE of Weott, CaliforniaFri, Sep 28, 8:56 AM PDT · 15345 days ago · 23 km deep · 34 km away
16. 2.25 km ESE of Comptche, CaliforniaFri, Sep 28, 12:35 AM PDT · 15345 days ago · 0 km deep · 91 km away
17. 1.535 km SW of Ferndale, CaliforniaWed, Sep 26, 1:56 PM PDT · 15347 days ago · 17 km deep · 70 km away
18. 2.41 km NE of Fields Landing, CaliforniaWed, Sep 26, 6:32 AM PDT · 15347 days ago · 1 km deep · 85 km away
19. 1.64 km ESE of Ferndale, CaliforniaTue, Sep 25, 8:37 AM PDT · 15348 days ago · 20 km deep · 69 km away
20. 2.113 km S of Scotia, CaliforniaMon, Sep 24, 7:51 PM PDT · 15349 days ago · 30 km deep · 46 km away

From the USGS Earthquake Hazards Program and its partner networks, event nc1121464. Read Sat, Oct 3, 2026, 5:26 PM UTC.