M2.3 earthquake 16 km NE of Redcrest, California

Magnitude

2.3 (md), micro

Local time

Mon, Dec 17, 1984, 6:45 AM PST

UTC

1984-12-17 14:45:16 UTC

Depth

5.2 km (3.2 mi), shallow

Epicenter

40.510° N, 123.818° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.5 km horizontally, 1.3 km in depth

Magnitude uncertainty

±0.05

Depth from

From location

Station coverage gap

105°

Stations used

14

• Hydesville, CaliforniaPopulation 1,237. Forecast24 kmE
• Fortuna, CaliforniaPopulation 12,000. Forecast30 kmESE
• Chico, CaliforniaPopulation 121,345. Forecast190 kmWNW
• Los Angeles, CaliforniaPopulation 3,820,914. Forecast871 kmNNW

After

1. 1.812 km SW of Scotia, CaliforniaMon, Dec 17, 8:39 PM PST · 15253 days ago · 19 km deep · 35 km away
2. 2.39 km ESE of Blue Lake, CaliforniaTue, Dec 18, 3:36 PM PST · 15252 days ago · -1 km deep · 38 km away
3. 2.852 km WSW of Ferndale, CaliforniaWed, Dec 19, 5:09 PM PST · 15251 days ago · 23 km deep · 87 km away
4. 2.237 km SW of Ferndale, CaliforniaFri, Dec 21, 12:36 AM PST · 15250 days ago · 19 km deep · 65 km away
5. 3.58 km SSW of Ferndale, CaliforniaFri, Dec 21, 6:09 PM PST · 15249 days ago · 8 km deep · 39 km away
6. 1.87 km S of Ferndale, CaliforniaFri, Dec 21, 6:54 PM PST · 15249 days ago · 7 km deep · 39 km away
7. 1.97 km NNE of Trinity Village, CaliforniaTue, Dec 25, 6:09 AM PST · 15246 days ago · 16 km deep · 55 km away
8. 1.816 km SSW of Scotia, CaliforniaTue, Dec 25, 11:27 AM PST · 15246 days ago · 11 km deep · 33 km away
9. 2.222 km WNW of Fields Landing, CaliforniaWed, Dec 26, 1:21 AM PST · 15245 days ago · 24 km deep · 63 km away
10. 2.218 km SE of Ruth, CaliforniaWed, Dec 26, 3:55 PM PST · 15244 days ago · 36 km deep · 68 km away
11. 2.753 km WNW of Samoa, CaliforniaThu, Dec 27, 6:45 AM PST · 15244 days ago · 2 km deep · 95 km away
12. 1.70 km ENE of Fields Landing, CaliforniaThu, Dec 27, 8:57 PM PST · 15243 days ago · 5 km deep · 41 km away
13. 2.825 km NNE of Redcrest, CaliforniaFri, Dec 28, 1:08 AM PST · 15243 days ago · 1 km deep · 10 km away
14. 3.13 km ESE of Willow Creek, CaliforniaSat, Dec 29, 1:42 PM PST · 15242 days ago · 23 km deep · 51 km away
15. 2.03 km ESE of Willow Creek, CaliforniaSat, Dec 29, 10:01 PM PST · 15241 days ago · 21 km deep · 51 km away
16. 1.933 km SSW of Ferndale, CaliforniaSun, Dec 30, 11:51 PM PST · 15240 days ago · 8 km deep · 56 km away
17. 3.644 km W of Ferndale, CaliforniaMon, Dec 31, 2:36 AM PST · 15240 days ago · 4 km deep · 81 km away
18. 2.425 km NNE of Redcrest, CaliforniaMon, Dec 31, 8:53 AM PST · 15240 days ago · 2 km deep · 10 km away
19. 2.324 km ENE of Hydesville, CaliforniaTue, Jan 1, 4:36 AM PST · 15239 days ago · -1 km deep · 10 km away
20. 1.89 km S of Ferndale, CaliforniaWed, Jan 2, 2:20 AM PST · 15238 days ago · 18 km deep · 39 km away
21. 1.510 km SSE of Leggett, CaliforniaWed, Jan 2, 6:23 AM PST · 15238 days ago · 1 km deep · 82 km away
22. 2.18 km NE of Westhaven-Moonstone, CaliforniaThu, Jan 3, 7:39 PM PST · 15236 days ago · 4 km deep · 69 km away
23. 1.629 km NE of Covelo, CaliforniaSun, Jan 6, 3:05 AM PST · 15234 days ago · -1 km deep · 91 km away
24. 1.84 km NNW of Laytonville, CaliforniaSun, Jan 6, 7:57 AM PST · 15234 days ago · 9 km deep · 91 km away
25. 1.97 km SSW of Trinity Village, CaliforniaMon, Jan 7, 11:32 AM PST · 15233 days ago · 27 km deep · 40 km away
26. 2.625 km NNE of Redcrest, CaliforniaTue, Jan 8, 7:34 AM PST · 15232 days ago · -1 km deep · 10 km away
27. 2.566 km WSW of Ferndale, CaliforniaThu, Jan 10, 9:22 AM PST · 15230 days ago · -1 km deep · 99 km away
28. 2.960 km WSW of Ferndale, CaliforniaSat, Jan 12, 1:28 AM PST · 15228 days ago · 0 km deep · 96 km away
29. 2.29 km ESE of Hyampom, CaliforniaSat, Jan 12, 1:28 AM PST · 15228 days ago · 4 km deep · 41 km away
30. 1.81 km SSE of Laytonville, CaliforniaSat, Jan 12, 12:52 PM PST · 15228 days ago · 3 km deep · 97 km away
31. 1.95 km W of Covelo, CaliforniaSat, Jan 12, 4:53 PM PST · 15227 days ago · 8 km deep · 90 km away
32. 2.125 km SSW of Ferndale, CaliforniaSat, Jan 12, 7:41 PM PST · 15227 days ago · 14 km deep · 50 km away
33. 2.436 km SSW of Ferndale, CaliforniaSun, Jan 13, 6:14 AM PST · 15227 days ago · 20 km deep · 61 km away
34. 1.614 km WSW of Laytonville, CaliforniaTue, Jan 15, 3:34 PM PST · 15224 days ago · 4 km deep · 99 km away
35. 2.439 km SW of Ferndale, CaliforniaTue, Jan 15, 9:25 PM PST · 15224 days ago · 4 km deep · 68 km away
36. 2.23 km WSW of Loleta, CaliforniaSat, Jan 19, 10:33 AM PST · 15221 days ago · 16 km deep · 40 km away
37. 2.936 km SSW of Ferndale, CaliforniaSat, Jan 19, 4:14 PM PST · 15220 days ago · 7 km deep · 59 km away
38. 1.74 km WNW of Fields Landing, CaliforniaSat, Jan 19, 9:52 PM PST · 15220 days ago · 7 km deep · 45 km away
39. 2.136 km WSW of Ferndale, CaliforniaSat, Jan 19, 10:51 PM PST · 15220 days ago · 22 km deep · 73 km away
40. 2.743 km SW of Ferndale, CaliforniaMon, Jan 21, 1:33 AM PST · 15219 days ago · 20 km deep · 73 km away
41. 2.012 km NE of Trinity Village, CaliforniaTue, Jan 22, 8:15 AM PST · 15218 days ago · 20 km deep · 60 km away
42. 2.0near the coast of Northern CaliforniaWed, Jan 23, 1:29 PM PST · 15217 days ago · 1 km deep · 38 km away
43. 2.1near the coast of Northern CaliforniaWed, Jan 23, 1:34 PM PST · 15217 days ago · 2 km deep · 39 km away
44. 2.328 km SW of Ferndale, CaliforniaSat, Jan 26, 6:03 AM PST · 15214 days ago · 28 km deep · 60 km away
45. 2.423 km WSW of Weott, CaliforniaSat, Jan 26, 2:34 PM PST · 15213 days ago · 10 km deep · 42 km away
46. 2.222 km WNW of Ferndale, CaliforniaSun, Jan 27, 7:59 AM PST · 15213 days ago · 14 km deep · 60 km away
47. 3.052 km WSW of Ferndale, CaliforniaMon, Jan 28, 10:38 PM PST · 15211 days ago · 10 km deep · 85 km away
48. 2.465 km WSW of Ferndale, CaliforniaMon, Jan 28, 10:40 PM PST · 15211 days ago · 14 km deep · 97 km away
49. 1.68 km WSW of Scotia, CaliforniaTue, Jan 29, 12:56 AM PST · 15211 days ago · 5 km deep · 32 km away
50. 2.325 km NNE of Redcrest, CaliforniaWed, Jan 30, 10:46 AM PST · 15210 days ago · 7 km deep · 10 km away
51. 2.647 km W of Ferndale, CaliforniaThu, Jan 31, 4:52 AM PST · 15209 days ago · 0 km deep · 85 km away
52. 3.543 km WSW of Ferndale, CaliforniaThu, Jan 31, 12:37 PM PST · 15209 days ago · 15 km deep · 76 km away
53. 2.826 km NNE of Willow Creek, CaliforniaThu, Jan 31, 9:45 PM PST · 15208 days ago · 39 km deep · 77 km away
54. 3.438 km SW of Ferndale, CaliforniaSun, Feb 3, 12:49 AM PST · 15206 days ago · 19 km deep · 66 km away
55. 1.821 km N of Willow Creek, CaliforniaSun, Feb 3, 8:38 PM PST · 15205 days ago · 12 km deep · 71 km away
56. 1.715 km WSW of Hyampom, CaliforniaMon, Feb 4, 12:08 AM PST · 15205 days ago · 15 km deep · 18 km away
57. 2.659 km WSW of Ferndale, CaliforniaTue, Feb 5, 6:19 PM PST · 15203 days ago · 10 km deep · 93 km away
58. 2.945 km WSW of Ferndale, CaliforniaWed, Feb 6, 1:26 AM PST · 15203 days ago · 22 km deep · 78 km away
59. 2.612 km SSW of Scotia, CaliforniaWed, Feb 6, 8:17 PM PST · 15202 days ago · 29 km deep · 30 km away
60. 2.728 km SW of Ferndale, CaliforniaThu, Feb 7, 9:11 AM PST · 15202 days ago · 21 km deep · 59 km away

The first 60 of 62.

Before

1. 3.134 km WSW of Ferndale, CaliforniaFri, Dec 14, 1:23 AM PST · 15257 days ago · 21 km deep · 70 km away
2. 2.315 km SW of Scotia, CaliforniaWed, Dec 12, 12:29 PM PST · 15259 days ago · 28 km deep · 38 km away
3. 1.90 km WNW of Manila, CaliforniaTue, Dec 11, 9:37 PM PST · 15259 days ago · 25 km deep · 48 km away
4. 1.86 km ENE of Benbow, CaliforniaTue, Dec 11, 4:48 PM PST · 15259 days ago · 27 km deep · 47 km away
5. 2.432 km SW of Scotia, CaliforniaMon, Dec 10, 1:49 AM PST · 15261 days ago · 21 km deep · 55 km away
6. 1.64 km ENE of Laytonville, CaliforniaSun, Dec 9, 4:31 AM PST · 15262 days ago · -1 km deep · 95 km away
7. 1.65 km W of Laytonville, CaliforniaFri, Dec 7, 8:10 PM PST · 15263 days ago · 2 km deep · 95 km away
8. 1.94 km ESE of Orick, CaliforniaThu, Dec 6, 4:03 AM PST · 15265 days ago · 28 km deep · 87 km away
9. 3.045 km SW of Ferndale, CaliforniaWed, Dec 5, 5:50 PM PST · 15265 days ago · 4 km deep · 77 km away
10. 2.60 km W of Humboldt Hill, CaliforniaSun, Dec 2, 9:33 PM PST · 15268 days ago · 6 km deep · 40 km away
11. 2.325 km SW of Scotia, CaliforniaSun, Dec 2, 6:03 AM PST · 15269 days ago · 10 km deep · 47 km away
12. 1.64 km NNE of Hydesville, CaliforniaSat, Dec 1, 8:51 PM PST · 15269 days ago · 22 km deep · 23 km away
13. 2.534 km NW of Paskenta, CaliforniaSat, Dec 1, 8:07 PM PST · 15269 days ago · 5 km deep · 97 km away
14. 2.00 km ESE of Humboldt Hill, CaliforniaSat, Dec 1, 12:11 PM PST · 15270 days ago · 6 km deep · 39 km away
15. 2.80 km SW of Humboldt Hill, CaliforniaSat, Dec 1, 8:13 AM PST · 15270 days ago · 7 km deep · 40 km away
16. 2.315 km ESE of Indianola, CaliforniaFri, Nov 30, 7:27 AM PST · 15271 days ago · 25 km deep · 28 km away
17. 1.636 km WSW of Ferndale, CaliforniaWed, Nov 28, 4:52 PM PST · 15272 days ago · 26 km deep · 70 km away
18. 2.65 km WNW of Covelo, CaliforniaTue, Nov 27, 12:37 AM PST · 15274 days ago · 9 km deep · 89 km away
19. 3.16 km WNW of Covelo, CaliforniaTue, Nov 27, 12:29 AM PST · 15274 days ago · 7 km deep · 89 km away
20. 2.55 km WNW of Covelo, CaliforniaTue, Nov 27, 12:16 AM PST · 15274 days ago · 7 km deep · 89 km away

From the USGS Earthquake Hazards Program and its partner networks, event nc1124239. Read Tue, Sep 22, 2026, 9:14 AM UTC.