M1.7 earthquake 17 km W of Weott, California

Magnitude

1.7 (Md, duration), micro

Magnitude from

Northern California Seismic System

Local time

Tue, Mar 5, 1991, 6:38 AM PST

UTC

1991-03-05 14:38:09 UTC

Depth

4.1 km (2.5 mi), shallow

Epicenter

40.308° N, 124.126° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 4.1 km horizontally, 5.0 km in depth

Magnitude uncertainty

±0.02

Depth from

From location

Station coverage gap

164°

Stations used

7

• Scotia, CaliforniaPopulation 850. Forecast19 kmS
• Fortuna, CaliforniaPopulation 12,000. Forecast32 kmS
• Chico, CaliforniaPopulation 121,345. Forecast205 kmWNW
• Los Angeles, CaliforniaPopulation 3,820,914. Forecast869 kmNW

After

1. 3.626 km WSW of Burnt Ranch, CaliforniaTue, Mar 5, 8:31 AM PST · 12998 days ago · 2 km deep · 54 km away
2. 2.536 km SSW of Ferndale, CaliforniaTue, Mar 5, 11:23 AM PST · 12997 days ago · 20 km deep · 31 km away
3. 2.654km W of Petrolia, CATue, Mar 5, 11:15 PM PST · 12997 days ago · 10 km deep · 67 km away
4. 2.321 km SSE of Hayfork, CaliforniaThu, Mar 7, 3:38 AM PST · 12996 days ago · 41 km deep · 89 km away
5. 1.921 km SW of Scotia, CaliforniaThu, Mar 7, 8:01 PM PST · 12995 days ago · 12 km deep · 11 km away
6. 2.326 km SW of Ferndale, CaliforniaFri, Mar 8, 12:23 AM PST · 12995 days ago · 18 km deep · 30 km away
7. 1.618 km W of Weott, CaliforniaFri, Mar 8, 6:35 AM PST · 12995 days ago · 4 km deep · 1 km away
8. 1.5near the coast of Northern CaliforniaSat, Mar 9, 12:42 AM PST · 12994 days ago · 4 km deep · 2 km away
9. 2.214 km W of Weott, CaliforniaSat, Mar 9, 12:46 AM PST · 12994 days ago · 11 km deep · 3 km away
10. 2.834 km SW of Scotia, CaliforniaSat, Mar 9, 4:33 AM PST · 12994 days ago · 21 km deep · 24 km away
11. 2.434 km SSW of Ferndale, CaliforniaSat, Mar 9, 11:14 AM PST · 12993 days ago · 9 km deep · 29 km away
12. 2.314 km SSW of Scotia, CaliforniaSun, Mar 10, 3:32 PM PST · 12992 days ago · 32 km deep · 6 km away
13. 1.924 km SW of Ferndale, CaliforniaSun, Mar 10, 7:57 PM PST · 12992 days ago · 17 km deep · 27 km away
14. 1.613 km W of Laytonville, CaliforniaSun, Mar 10, 11:42 PM PST · 12992 days ago · 4 km deep · 78 km away
15. 3.552 km W of Ferndale, CaliforniaWed, Mar 13, 5:40 AM PST · 12990 days ago · 10 km deep · 72 km away
16. 2.011 km WSW of Burnt Ranch, CaliforniaWed, Mar 13, 4:01 PM PST · 12989 days ago · 19 km deep · 68 km away
17. 2.08 km SSE of Laytonville, CaliforniaThu, Mar 14, 10:59 AM PST · 12988 days ago · 6 km deep · 97 km away
18. 2.531 km SW of Scotia, CaliforniaThu, Mar 14, 8:08 PM PST · 12988 days ago · 20 km deep · 21 km away
19. 3.38 km S of Ferndale, CaliforniaFri, Mar 15, 6:37 AM PST · 12988 days ago · 26 km deep · 24 km away
20. 2.624 km SW of Scotia, CaliforniaSun, Mar 17, 9:14 AM PST · 12986 days ago · 20 km deep · 15 km away
21. 1.58 km E of Hydesville, CaliforniaTue, Mar 19, 5:44 AM PST · 12984 days ago · 20 km deep · 27 km away
22. 3.529 km SW of Ferndale, CaliforniaTue, Mar 19, 8:48 PM PST · 12983 days ago · 16 km deep · 32 km away
23. 2.036 km SSW of Ferndale, CaliforniaThu, Mar 21, 10:35 PM PST · 12981 days ago · 21 km deep · 30 km away
24. 1.92 km NE of Myers Flat, CaliforniaSun, Mar 24, 7:31 PM PST · 12978 days ago · 26 km deep · 24 km away
25. 1.65 km E of Redcrest, CaliforniaTue, Mar 26, 1:13 AM PST · 12977 days ago · 20 km deep · 23 km away
26. 2.38 km W of Loleta, CaliforniaWed, Mar 27, 10:03 PM PST · 12975 days ago · 15 km deep · 41 km away
27. 2.935 km SSW of Ferndale, CaliforniaFri, Mar 29, 2:21 AM PST · 12974 days ago · 21 km deep · 31 km away
28. 1.820 km WSW of Weott, CaliforniaWed, Apr 3, 11:52 PM PST · 12968 days ago · 11 km deep · 4 km away
29. 1.614 km W of Weott, CaliforniaSat, Apr 6, 6:45 PM PST · 12965 days ago · 4 km deep · 4 km away
30. 2.017 km SSW of Ferndale, CaliforniaSun, Apr 7, 4:45 AM PDT · 12965 days ago · 17 km deep · 22 km away
31. 1.611 km SW of Scotia, CaliforniaSun, Apr 7, 9:13 AM PDT · 12965 days ago · 27 km deep · 11 km away
32. 3.650 km WSW of Ferndale, CaliforniaSun, Apr 7, 10:20 PM PDT · 12964 days ago · 42 km deep · 59 km away
33. 3.258 km WSW of Ferndale, CaliforniaSun, Apr 7, 11:17 PM PDT · 12964 days ago · 0 km deep · 68 km away
34. 1.922 km NE of Redcrest, CaliforniaMon, Apr 8, 11:19 PM PDT · 12963 days ago · 26 km deep · 41 km away
35. 1.942 km SW of Ferndale, CaliforniaTue, Apr 9, 12:14 PM PDT · 12962 days ago · 18 km deep · 42 km away
36. 2.131 km SW of Scotia, CaliforniaTue, Apr 9, 3:30 PM PDT · 12962 days ago · 10 km deep · 22 km away
37. 3.337 km SW of Ferndale, CaliforniaSat, Apr 13, 8:31 AM PDT · 12959 days ago · 20 km deep · 34 km away
38. 2.310 km SW of Mad River, CaliforniaSun, Apr 14, 4:32 AM PDT · 12958 days ago · 21 km deep · 46 km away
39. 2.218 km SW of Ferndale, CaliforniaSun, Apr 14, 10:06 AM PDT · 12958 days ago · 18 km deep · 27 km away
40. 2.216 km S of Hayfork, CaliforniaMon, Apr 15, 3:16 AM PDT · 12957 days ago · 31 km deep · 82 km away
41. 1.825 km SSW of Ferndale, CaliforniaThu, Apr 18, 5:35 AM PDT · 12954 days ago · 16 km deep · 27 km away
42. 2.317 km SSW of Ferndale, CaliforniaThu, Apr 18, 10:35 AM PDT · 12954 days ago · 15 km deep · 24 km away
43. 1.817 km SSW of Ferndale, CaliforniaThu, Apr 18, 10:56 AM PDT · 12954 days ago · 15 km deep · 24 km away
44. 2.632 km SW of Scotia, CaliforniaFri, Apr 19, 2:34 PM PDT · 12952 days ago · 17 km deep · 23 km away
45. 1.97 km NW of Ferndale, CaliforniaMon, Apr 22, 12:49 AM PDT · 12950 days ago · 25 km deep · 39 km away
46. 1.927 km SW of Ferndale, CaliforniaMon, Apr 22, 9:18 AM PDT · 12950 days ago · 17 km deep · 29 km away
47. 2.424 km SSW of Scotia, CaliforniaTue, Apr 23, 12:47 AM PDT · 12949 days ago · 8 km deep · 7 km away
48. 1.815 km WNW of Mad River, CaliforniaTue, Apr 23, 4:00 AM PDT · 12949 days ago · 22 km deep · 44 km away
49. 2.111 km W of Weott, CaliforniaTue, Apr 23, 8:37 AM PDT · 12949 days ago · 6 km deep · 6 km away
50. 2.032 km SSW of Ferndale, CaliforniaThu, Apr 25, 7:29 PM PDT · 12946 days ago · 4 km deep · 29 km away
51. 4.733 km SW of Ferndale, CaliforniaSat, Apr 27, 6:32 PM PDT · 12944 days ago · 26 km deep · 38 km away
52. 2.239 km SW of Ferndale, CaliforniaThu, May 2, 2:08 PM PDT · 12939 days ago · 16 km deep · 38 km away
53. 2.138 km WNW of Ferndale, CaliforniaThu, May 2, 2:31 PM PDT · 12939 days ago · 11 km deep · 64 km away

Before

1. 1.89 km N of Covelo, CaliforniaTue, Mar 5, 3:37 AM PST · 12998 days ago · 11 km deep · 89 km away
2. 1.725 km SSW of Ferndale, CaliforniaThu, Feb 28, 4:13 AM PST · 13003 days ago · 17 km deep · 21 km away
3. 2.212 km SSW of Willow Creek, CaliforniaThu, Feb 28, 3:33 AM PST · 13003 days ago · 21 km deep · 69 km away
4. 1.93 km N of Laytonville, CaliforniaThu, Feb 28, 2:44 AM PST · 13003 days ago · 11 km deep · 85 km away
5. 2.982 km W of Ferndale, CaliforniaWed, Feb 27, 11:35 PM PST · 13003 days ago · 4 km deep · 96 km away
6. 2.24 km NNW of Laytonville, CaliforniaWed, Feb 27, 9:31 PM PST · 13003 days ago · 10 km deep · 83 km away
7. 1.930 km SW of Scotia, CaliforniaTue, Feb 26, 7:19 AM PST · 13005 days ago · 9 km deep · 20 km away
8. 2.534 km SW of Scotia, CaliforniaMon, Feb 25, 10:56 PM PST · 13005 days ago · 22 km deep · 24 km away
9. 3.216 km SSW of Douglas City, CaliforniaSun, Feb 24, 10:31 PM PST · 13006 days ago · 39 km deep · 98 km away
10. 1.531 km SW of Scotia, CaliforniaSun, Feb 24, 2:25 AM PST · 13007 days ago · 8 km deep · 23 km away
11. 1.932 km W of Ferndale, CaliforniaSat, Feb 23, 5:06 PM PST · 13007 days ago · 8 km deep · 49 km away
12. 4.280 km W of Ferndale, CaliforniaThu, Feb 21, 12:53 PM PST · 13009 days ago · 4 km deep · 94 km away
13. 2.04 km N of Laytonville, CaliforniaThu, Feb 21, 6:17 AM PST · 13010 days ago · 6 km deep · 85 km away
14. 1.69 km NW of Laytonville, CaliforniaWed, Feb 20, 8:18 AM PST · 13011 days ago · 13 km deep · 78 km away
15. 3.811 km WNW of Ferndale, CaliforniaSun, Feb 17, 6:35 PM PST · 13013 days ago · 18 km deep · 40 km away
16. 1.619 km WSW of Weott, CaliforniaSun, Feb 17, 3:58 PM PST · 13013 days ago · 4 km deep · 3 km away
17. 2.335 km SW of Ferndale, CaliforniaSat, Feb 16, 5:04 PM PST · 13014 days ago · 20 km deep · 39 km away
18. 1.819 km SSW of Scotia, CaliforniaWed, Feb 13, 5:32 PM PST · 13017 days ago · 22 km deep · 8 km away
19. 2.856 km WNW of Shelter Cove, CaliforniaWed, Feb 13, 7:30 AM PST · 13018 days ago · 56 km deep · 54 km away
20. 1.620 km WSW of Weott, CaliforniaTue, Feb 12, 1:01 PM PST · 13018 days ago · 13 km deep · 9 km away

From the USGS Earthquake Hazards Program and its partner networks, event nc207576. Read Mon, Oct 5, 2026, 5:38 AM UTC.