M1.9 earthquake 15 km SE of Ruth, California

Magnitude

1.9 (md), micro

Local time

Mon, Feb 11, 1980, 1:10 PM PST

UTC

1980-02-11 21:10:38 UTC

Depth

21.3 km (13.3 mi), shallow

Epicenter

40.158° N, 123.214° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 1.7 km horizontally, 1.9 km in depth

Magnitude uncertainty

±0.17

Depth from

From location

Station coverage gap

234°, poorly surrounded by stations

Stations used

10

• Covelo, CaliforniaPopulation 1,255. Forecast41 kmN
• Red Bluff, CaliforniaPopulation 14,131. Forecast83 kmW
• Chico, CaliforniaPopulation 121,345. Forecast127 kmWNW
• Los Angeles, CaliforniaPopulation 3,820,914. Forecast809 kmNNW

After

1. 2.015 km N of Brooktrails, CaliforniaMon, Feb 11, 9:33 PM PST · 17025 days ago · 7 km deep · 66 km away
2. 2.215 km N of Brooktrails, CaliforniaMon, Feb 11, 10:11 PM PST · 17025 days ago · 8 km deep · 66 km away
3. 1.59 km E of Hydesville, CaliforniaTue, Feb 12, 12:37 PM PST · 17024 days ago · 21 km deep · 79 km away
4. 1.718 km ENE of Potter Valley, CaliforniaTue, Feb 12, 7:08 PM PST · 17024 days ago · 6 km deep · 89 km away
5. 1.73 km W of Redcrest, CaliforniaThu, Feb 14, 5:08 PM PST · 17022 days ago · 23 km deep · 71 km away
6. 1.719 km ENE of Potter Valley, CaliforniaSat, Feb 16, 2:32 PM PST · 17020 days ago · 6 km deep · 89 km away
7. 2.210 km NNW of Potter Valley, CaliforniaSun, Feb 17, 2:15 PM PST · 17019 days ago · 0 km deep · 83 km away
8. 1.6near the coast of Northern CaliforniaThu, Feb 21, 12:16 AM PST · 17016 days ago · 4 km deep · 80 km away
9. 1.57 km ENE of Benbow, CaliforniaThu, Feb 21, 7:20 PM PST · 17015 days ago · 20 km deep · 42 km away
10. 1.57 km ENE of Benbow, CaliforniaThu, Feb 21, 7:23 PM PST · 17015 days ago · 20 km deep · 42 km away
11. 1.814 km SSW of Willow Creek, CaliforniaSat, Feb 23, 9:57 AM PST · 17013 days ago · 31 km deep · 84 km away
12. 2.220 km NE of Potter Valley, CaliforniaSun, Feb 24, 2:15 AM PST · 17013 days ago · 4 km deep · 83 km away
13. 1.920 km ENE of Potter Valley, CaliforniaTue, Feb 26, 10:49 AM PST · 17010 days ago · 0 km deep · 92 km away
14. 1.725 km WSW of Weott, CaliforniaTue, Feb 26, 12:59 PM PST · 17010 days ago · 11 km deep · 85 km away
15. 3.34 km NE of Loleta, CaliforniaWed, Feb 27, 2:54 AM PST · 17010 days ago · 25 km deep · 99 km away
16. 3.25 km N of Fortuna, CaliforniaWed, Feb 27, 2:59 AM PST · 17010 days ago · 23 km deep · 96 km away
17. 1.76 km E of Willits, CaliforniaWed, Feb 27, 7:03 PM PST · 17009 days ago · 7 km deep · 83 km away
18. 3.318 km SSW of Scotia, CaliforniaThu, Feb 28, 3:39 AM PST · 17008 days ago · 27 km deep · 85 km away
19. 1.713 km SSW of Scotia, CaliforniaThu, Feb 28, 10:50 AM PST · 17008 days ago · 28 km deep · 82 km away
20. 1.812 km ENE of Weott, CaliforniaFri, Feb 29, 9:49 PM PST · 17007 days ago · 25 km deep · 54 km away
21. 1.88 km E of Willits, CaliforniaSat, Mar 1, 2:56 PM PST · 17006 days ago · 4 km deep · 84 km away
22. 1.820 km NNE of Redcrest, CaliforniaSun, Mar 2, 4:53 AM PST · 17005 days ago · 22 km deep · 68 km away
23. 2.44 km ENE of Myers Flat, CaliforniaSun, Mar 2, 1:19 PM PST · 17005 days ago · 27 km deep · 53 km away
24. 1.63 km E of Myers Flat, CaliforniaSun, Mar 2, 6:26 PM PST · 17005 days ago · 25 km deep · 54 km away
25. 1.812 km NNE of Ruth, CaliforniaMon, Mar 3, 2:22 AM PST · 17005 days ago · 19 km deep · 24 km away
26. 1.66 km ESE of Indianola, CaliforniaTue, Mar 4, 5:38 PM PST · 17003 days ago · 25 km deep · 99 km away
27. 1.824 km SE of Alderpoint, CaliforniaSat, Mar 8, 6:36 PM PST · 16999 days ago · 2 km deep · 25 km away
28. 2.418 km NE of Leggett, CaliforniaMon, Mar 10, 9:42 PM PST · 16997 days ago · -1 km deep · 35 km away
29. 2.410 km ENE of Shelter Cove, CaliforniaTue, Mar 11, 4:26 PM PST · 16996 days ago · 17 km deep · 64 km away
30. 1.87 km ESE of Willits, CaliforniaFri, Mar 14, 8:37 PM PST · 16993 days ago · 6 km deep · 86 km away
31. 1.68 km SSW of Scotia, CaliforniaSat, Mar 15, 1:16 AM PST · 16993 days ago · 21 km deep · 83 km away
32. 1.78 km NNW of Mad River, CaliforniaSun, Mar 16, 6:48 AM PST · 16991 days ago · 27 km deep · 50 km away
33. 1.617 km WSW of Scotia, CaliforniaTue, Mar 18, 4:40 AM PST · 16989 days ago · 28 km deep · 96 km away
34. 1.76 km NE of Willits, CaliforniaWed, Mar 19, 10:33 PM PST · 16988 days ago · 7 km deep · 79 km away
35. 2.015 km SW of Scotia, CaliforniaFri, Mar 21, 11:27 PM PST · 16986 days ago · 28 km deep · 91 km away
36. 2.225 km S of Shelter Cove, CaliforniaSat, Mar 22, 9:59 AM PST · 16985 days ago · 15 km deep · 82 km away
37. 2.127 km S of Shelter Cove, CaliforniaSat, Mar 22, 3:23 PM PST · 16985 days ago · 6 km deep · 82 km away
38. 1.714 km NNW of Potter Valley, CaliforniaSat, Mar 22, 8:07 PM PST · 16985 days ago · 6 km deep · 79 km away
39. 2.118 km NE of Hydesville, CaliforniaMon, Mar 24, 4:46 AM PST · 16983 days ago · 24 km deep · 81 km away
40. 1.918 km ENE of Potter Valley, CaliforniaWed, Mar 26, 7:09 AM PST · 16981 days ago · 1 km deep · 89 km away
41. 1.8near the coast of Northern CaliforniaThu, Mar 27, 7:10 PM PST · 16980 days ago · 6 km deep · 86 km away
42. 1.9near the coast of Northern CaliforniaSat, Mar 29, 4:26 AM PST · 16978 days ago · 7 km deep · 68 km away
43. 1.523 km SSE of Covelo, CaliforniaSun, Mar 30, 4:18 PM PST · 16977 days ago · 4 km deep · 63 km away
44. 2.328 km SW of Scotia, CaliforniaSun, Mar 30, 11:57 PM PST · 16977 days ago · 7 km deep · 94 km away
45. 1.815 km NNE of Brooktrails, CaliforniaMon, Mar 31, 12:12 PM PST · 16976 days ago · 10 km deep · 65 km away
46. 2.99 km NW of Redwood Valley, CaliforniaMon, Mar 31, 3:12 PM PST · 16976 days ago · 5 km deep · 93 km away
47. 1.66 km S of Mad River, CaliforniaWed, Apr 2, 4:53 AM PST · 16974 days ago · 22 km deep · 37 km away
48. 2.59 km NW of Redwood Valley, CaliforniaWed, Apr 2, 12:18 PM PST · 16974 days ago · 5 km deep · 93 km away
49. 1.616 km WSW of Scotia, CaliforniaWed, Apr 2, 10:42 PM PST · 16974 days ago · 18 km deep · 94 km away
50. 1.613 km N of Brooktrails, CaliforniaWed, Apr 2, 10:53 PM PST · 16974 days ago · 2 km deep · 67 km away
51. 1.75 km S of Benbow, CaliforniaThu, Apr 3, 11:48 AM PST · 16973 days ago · 16 km deep · 52 km away
52. 2.615 km NNE of Brooktrails, CaliforniaThu, Apr 3, 6:37 PM PST · 16973 days ago · 10 km deep · 65 km away
53. 1.89 km NW of Redwood Valley, CaliforniaThu, Apr 3, 6:58 PM PST · 16973 days ago · 2 km deep · 93 km away
54. 1.719 km N of Shelter Cove, CaliforniaFri, Apr 4, 3:45 PM PST · 16972 days ago · 10 km deep · 76 km away
55. 1.816 km WSW of Scotia, CaliforniaSun, Apr 6, 10:42 PM PST · 16970 days ago · 18 km deep · 94 km away
56. 1.716 km WSW of Scotia, CaliforniaMon, Apr 7, 4:26 AM PST · 16969 days ago · 19 km deep · 95 km away
57. 2.016 km NNE of Brooktrails, CaliforniaMon, Apr 7, 7:55 AM PST · 16969 days ago · 11 km deep · 64 km away
58. 1.923 km SSW of Willow Creek, CaliforniaMon, Apr 7, 4:52 PM PST · 16969 days ago · 3 km deep · 80 km away
59. 1.514 km SSW of Scotia, CaliforniaFri, Apr 11, 12:57 AM PST · 16966 days ago · 22 km deep · 83 km away
60. 2.916 km S of Ferndale, CaliforniaFri, Apr 11, 10:33 AM PST · 16965 days ago · 26 km deep · 96 km away

The first 60 of 61.

Before

1. 2.316 km SSE of Ruth, CaliforniaMon, Feb 11, 1:06 PM PST · 17025 days ago · 40 km deep · 6 km away
2. 1.65 km NE of Willits, CaliforniaMon, Feb 11, 10:21 AM PST · 17025 days ago · 2 km deep · 81 km away
3. 2.622 km WSW of Weott, CaliforniaSun, Feb 10, 1:48 AM PST · 17027 days ago · 8 km deep · 81 km away
4. 1.619 km NE of Hydesville, CaliforniaSat, Feb 9, 5:41 PM PST · 17027 days ago · 22 km deep · 82 km away
5. 2.011 km NNW of Potter Valley, CaliforniaThu, Feb 7, 12:58 PM PST · 17029 days ago · 9 km deep · 83 km away
6. 2.24 km NNW of Redwood Valley, CaliforniaThu, Feb 7, 12:39 PM PST · 17029 days ago · 7 km deep · 95 km away
7. 2.911 km SSW of Willow Creek, CaliforniaThu, Feb 7, 12:31 PM PST · 17029 days ago · 26 km deep · 86 km away
8. 1.921 km ENE of Trinity Village, CaliforniaWed, Feb 6, 1:38 PM PST · 17030 days ago · 20 km deep · 92 km away
9. 1.815 km N of Laytonville, CaliforniaTue, Feb 5, 10:10 PM PST · 17031 days ago · 4 km deep · 43 km away
10. 1.614 km NE of Hydesville, CaliforniaTue, Feb 5, 7:37 AM PST · 17031 days ago · 24 km deep · 82 km away
11. 2.012 km N of Covelo, CaliforniaSat, Feb 2, 10:40 AM PST · 17034 days ago · 3 km deep · 28 km away
12. 1.8near the coast of Northern CaliforniaSat, Feb 2, 12:16 AM PST · 17035 days ago · 5 km deep · 46 km away
13. 1.511 km NNW of Potter Valley, CaliforniaFri, Feb 1, 7:51 PM PST · 17035 days ago · 10 km deep · 83 km away
14. 2.324 km WNW of Paskenta, CaliforniaFri, Feb 1, 5:24 PM PST · 17035 days ago · 0 km deep · 41 km away
15. 1.516 km S of Ferndale, CaliforniaThu, Jan 31, 6:50 AM PST · 17036 days ago · 25 km deep · 97 km away
16. 1.818 km ENE of Potter Valley, CaliforniaWed, Jan 30, 4:07 PM PST · 17037 days ago · 5 km deep · 92 km away
17. 1.721 km SE of Blue Lake, CaliforniaTue, Jan 29, 11:39 PM PST · 17038 days ago · 24 km deep · 82 km away
18. 2.818 km WNW of Hyampom, CaliforniaTue, Jan 29, 4:11 PM PST · 17038 days ago · 32 km deep · 70 km away
19. 1.77 km ENE of Willits, CaliforniaTue, Jan 29, 12:44 AM PST · 17039 days ago · 3 km deep · 79 km away
20. 1.514 km SE of Blue Lake, CaliforniaFri, Jan 25, 7:39 AM PST · 17042 days ago · 28 km deep · 89 km away

From the USGS Earthquake Hazards Program and its partner networks, event nc1050987. Read Tue, Sep 22, 2026, 10:35 PM UTC.