M2.5 earthquake 11 km NNE of Redcrest, California

Magnitude

2.5 (Md, duration), micro

Magnitude from

Northern California Seismic System

Local time

Sun, Sep 9, 1990, 8:02 PM PDT

UTC

1990-09-10 03:02:33 UTC

Depth

17.6 km (10.9 mi), shallow

Epicenter

40.497° N, 123.893° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.4 km horizontally, 0.6 km in depth

Magnitude uncertainty

±0.09

Depth from

From location

Station coverage gap

85°

Stations used

12

• Scotia, CaliforniaPopulation 850. Forecast18 kmE
• Fortuna, CaliforniaPopulation 12,000. Forecast25 kmESE
• Chico, CaliforniaPopulation 121,345. Forecast195 kmWNW
• Los Angeles, CaliforniaPopulation 3,820,914. Forecast873 kmNNW

After

1. 2.112 km WSW of Hyampom, CaliforniaMon, Sep 10, 2:29 AM PDT · 13173 days ago · -1 km deep · 27 km away
2. 1.815 km NNE of Cleone, CaliforniaMon, Sep 10, 3:48 AM PDT · 13173 days ago · 0 km deep · 100 km away
3. 3.144 km SW of Ferndale, CaliforniaMon, Sep 10, 12:13 PM PDT · 13173 days ago · 14 km deep · 67 km away
4. 1.78 km NW of Ferndale, CaliforniaTue, Sep 11, 2:28 PM PDT · 13172 days ago · 12 km deep · 41 km away
5. 2.05 km ENE of Covelo, CaliforniaTue, Sep 11, 11:54 PM PDT · 13171 days ago · -1 km deep · 98 km away
6. 1.521 km NW of Covelo, CaliforniaFri, Sep 14, 8:53 AM PDT · 13169 days ago · 4 km deep · 74 km away
7. 2.2Northern CaliforniaTue, Sep 18, 7:56 AM PDT · 13165 days ago · 27 km deep · 69 km away
8. 3.024 km SSW of Ferndale, CaliforniaFri, Sep 21, 11:25 AM PDT · 13162 days ago · 17 km deep · 46 km away
9. 2.040 km E of Ruth, CaliforniaSat, Sep 22, 1:30 PM PDT · 13161 days ago · 14 km deep · 93 km away
10. 2.011 km WNW of Indianola, CaliforniaSat, Sep 22, 7:14 PM PDT · 13161 days ago · 2 km deep · 47 km away
11. 3.66 km WNW of Covelo, CaliforniaSun, Sep 23, 8:26 AM PDT · 13160 days ago · 4 km deep · 91 km away
12. 2.06 km W of Covelo, CaliforniaSun, Sep 23, 8:37 AM PDT · 13160 days ago · 2 km deep · 91 km away
13. 1.55 km W of Covelo, CaliforniaSun, Sep 23, 10:19 AM PDT · 13160 days ago · 1 km deep · 92 km away
14. 1.66 km W of Covelo, CaliforniaSun, Sep 23, 10:30 AM PDT · 13160 days ago · 1 km deep · 92 km away
15. 1.64 km NNW of Laytonville, CaliforniaSun, Sep 23, 12:26 PM PDT · 13160 days ago · 9 km deep · 92 km away
16. 2.96 km ESE of Hyampom, CaliforniaSun, Sep 23, 4:32 PM PDT · 13160 days ago · 21 km deep · 44 km away
17. 4.11 km ENE of Humboldt Hill, CaliforniaMon, Sep 24, 2:47 AM PDT · 13159 days ago · 15 km deep · 35 km away
18. 2.53 km NE of Myers Flat, CaliforniaWed, Sep 26, 4:59 PM PDT · 13157 days ago · 28 km deep · 24 km away
19. 2.629 km SW of Ferndale, CaliforniaSat, Sep 29, 3:03 AM PDT · 13154 days ago · 18 km deep · 53 km away
20. 1.81 km SW of Ferndale, CaliforniaSat, Sep 29, 4:19 AM PDT · 13154 days ago · 4 km deep · 33 km away
21. 1.942 km SW of Ferndale, CaliforniaSun, Sep 30, 9:41 PM PDT · 13152 days ago · 14 km deep · 62 km away
22. 3.516 km WNW of Ferndale, CaliforniaMon, Oct 1, 5:36 AM PDT · 13152 days ago · 20 km deep · 49 km away
23. 2.16 km W of Laytonville, CaliforniaTue, Oct 2, 1:33 PM PDT · 13151 days ago · 3 km deep · 94 km away
24. 2.03 km ESE of Benbow, CaliforniaTue, Oct 2, 5:54 PM PDT · 13151 days ago · 16 km deep · 50 km away
25. 2.430 km SW of Ferndale, CaliforniaWed, Oct 3, 7:43 PM PDT · 13150 days ago · 18 km deep · 52 km away
26. 1.55 km W of Covelo, CaliforniaFri, Oct 5, 1:46 PM PDT · 13148 days ago · 4 km deep · 91 km away
27. 2.616 km N of Ruth, CaliforniaTue, Oct 9, 3:37 AM PDT · 13144 days ago · 29 km deep · 51 km away
28. 2.340 km WSW of Ferndale, CaliforniaThu, Oct 11, 10:49 AM PDT · 13142 days ago · 22 km deep · 70 km away
29. 2.354 km W of Ferndale, CaliforniaSun, Oct 14, 1:15 AM PDT · 13139 days ago · -1 km deep · 86 km away
30. 2.535 km SW of Ferndale, CaliforniaTue, Oct 16, 9:46 AM PDT · 13137 days ago · 23 km deep · 57 km away
31. 1.9near the coast of Northern CaliforniaThu, Oct 18, 4:54 PM PDT · 13135 days ago · 10 km deep · 51 km away
32. 2.515 km SW of Scotia, CaliforniaFri, Oct 19, 12:30 PM PDT · 13134 days ago · 30 km deep · 30 km away
33. 2.940 km SSW of Ferndale, CaliforniaSat, Oct 20, 10:13 PM PDT · 13132 days ago · 4 km deep · 56 km away
34. 2.971 km WSW of Ferndale, CaliforniaSun, Oct 21, 10:13 AM PDT · 13132 days ago · 22 km deep · 100 km away
35. 1.99 km SSW of Junction City, CaliforniaMon, Oct 22, 3:17 AM PDT · 13131 days ago · 13 km deep · 69 km away
36. 2.810 km SSW of Ferndale, CaliforniaMon, Oct 22, 8:34 AM PDT · 13131 days ago · 22 km deep · 34 km away
37. 3.240 km WNW of Ferndale, CaliforniaWed, Oct 24, 11:45 PM PDT · 13128 days ago · -1 km deep · 73 km away
38. 2.119 km NW of Shelter Cove, CaliforniaThu, Oct 25, 4:59 AM PDT · 13128 days ago · 8 km deep · 45 km away
39. 1.936 km SSW of Ferndale, CaliforniaSun, Oct 28, 9:03 PM PST · 13124 days ago · 21 km deep · 56 km away
40. 3.528 km SSW of Ferndale, CaliforniaTue, Oct 30, 6:42 PM PST · 13123 days ago · 18 km deep · 48 km away
41. 1.632 km SSW of Ferndale, CaliforniaThu, Nov 1, 8:14 AM PST · 13121 days ago · 5 km deep · 49 km away
42. 1.95 km W of Laytonville, CaliforniaThu, Nov 1, 11:01 AM PST · 13121 days ago · 2 km deep · 94 km away
43. 1.624 km SSW of Scotia, CaliforniaThu, Nov 1, 9:42 PM PST · 13120 days ago · 18 km deep · 38 km away
44. 2.424 km SSW of Ferndale, CaliforniaFri, Nov 2, 3:03 PM PST · 13120 days ago · 16 km deep · 42 km away
45. 2.05 km SE of Benbow, CaliforniaMon, Nov 5, 7:49 PM PST · 13117 days ago · 17 km deep · 53 km away
46. 1.718 km WSW of Mad River, CaliforniaMon, Nov 5, 11:37 PM PST · 13116 days ago · -1 km deep · 20 km away
47. 2.531 km SW of Ferndale, CaliforniaTue, Nov 6, 4:33 AM PST · 13116 days ago · 8 km deep · 57 km away
48. 1.817 km NE of Myers Flat, CaliforniaWed, Nov 7, 7:10 AM PST · 13115 days ago · -1 km deep · 19 km away

Before

1. 2.18 km ESE of Hyampom, CaliforniaSun, Sep 9, 12:33 PM PDT · 13174 days ago · 19 km deep · 47 km away
2. 1.92 km SSW of Ferndale, CaliforniaSun, Sep 9, 12:07 PM PDT · 13174 days ago · 4 km deep · 33 km away
3. 2.615 km S of Mad River, CaliforniaSun, Sep 9, 11:27 AM PDT · 13174 days ago · 30 km deep · 36 km away
4. 2.035 km WSW of Ferndale, CaliforniaSun, Sep 9, 12:26 AM PDT · 13174 days ago · 22 km deep · 66 km away
5. 3.150 km WNW of Ferndale, CaliforniaSat, Sep 8, 1:06 AM PDT · 13175 days ago · 45 km deep · 83 km away
6. 2.75 km E of Ruth, CaliforniaWed, Sep 5, 5:49 PM PDT · 13178 days ago · 18 km deep · 60 km away
7. 1.910 km WSW of Hyampom, CaliforniaTue, Sep 4, 2:38 PM PDT · 13179 days ago · -1 km deep · 29 km away
8. 1.63 km SW of Ferndale, CaliforniaMon, Sep 3, 9:45 PM PDT · 13179 days ago · 12 km deep · 34 km away
9. 1.60 km NNE of Fortuna, CaliforniaMon, Sep 3, 5:17 PM PDT · 13180 days ago · -1 km deep · 25 km away
10. 3.019 km SW of Scotia, CaliforniaMon, Sep 3, 4:07 PM PDT · 13180 days ago · 29 km deep · 36 km away
11. 1.93 km ENE of Ferndale, CaliforniaSun, Sep 2, 3:25 PM PDT · 13181 days ago · 4 km deep · 31 km away
12. 2.16 km SE of Pine Hills, CaliforniaSun, Sep 2, 1:12 AM PDT · 13181 days ago · 14 km deep · 28 km away
13. 1.8near the coast of Northern CaliforniaFri, Aug 31, 8:06 AM PDT · 13183 days ago · -1 km deep · 96 km away
14. 1.718 km WNW of Fields Landing, CaliforniaWed, Aug 29, 8:34 PM PDT · 13185 days ago · -1 km deep · 55 km away
15. 2.017 km N of Laytonville, CaliforniaTue, Aug 28, 9:52 PM PDT · 13185 days ago · 5 km deep · 80 km away
16. 1.74 km NW of Redway, CaliforniaMon, Aug 27, 5:05 PM PDT · 13187 days ago · 17 km deep · 39 km away
17. 1.96 km WNW of Loleta, CaliforniaMon, Aug 27, 4:54 AM PDT · 13187 days ago · 4 km deep · 38 km away
18. 2.328 km W of Ferndale, CaliforniaThu, Aug 23, 11:37 PM PDT · 13190 days ago · 22 km deep · 60 km away
19. 1.819 km SSW of Ferndale, CaliforniaTue, Aug 21, 6:58 AM PDT · 13193 days ago · 15 km deep · 42 km away
20. 2.410 km W of Rio Dell, CaliforniaSun, Aug 19, 10:01 PM PDT · 13194 days ago · 19 km deep · 28 km away

From the USGS Earthquake Hazards Program and its partner networks, event nc163897. Read Sun, Oct 4, 2026, 4:08 PM UTC.