M2.7 earthquake 9 km W of Old Station, California

Magnitude

2.7 (Md, duration), micro

Magnitude from

Northern California Seismic System

Local time

Sat, Aug 21, 1982, 7:38 AM PDT

UTC

1982-08-21 14:38:44 UTC

Depth

1.8 km (1.1 mi), shallow

Epicenter

40.673° N, 121.538° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.4 km horizontally, 4.8 km in depth

Magnitude uncertainty

±0.15

Depth from

From location

Station coverage gap

147°

Stations used

11

• Burney, CaliforniaPopulation 3,154. Forecast25 kmSSE
• Anderson, CaliforniaPopulation 10,217. Forecast69 kmENE
• Chico, CaliforniaPopulation 121,345. Forecast108 kmNNE
• Los Angeles, CaliforniaPopulation 3,820,914. Forecast792 kmNNW

After

1. 1.710 km E of Lakehead, CaliforniaSun, Aug 22, 7:46 PM PDT · 16113 days ago · 5 km deep · 66 km away
2. 2.37 km NW of Old Station, CaliforniaMon, Aug 23, 7:08 AM PDT · 16112 days ago · 5 km deep · 7 km away
3. 1.615 km SSW of Old Station, CaliforniaMon, Aug 23, 7:53 PM PDT · 16112 days ago · 3 km deep · 14 km away
4. 1.810 km ESE of Bend, CaliforniaTue, Aug 24, 11:36 PM PDT · 16111 days ago · 10 km deep · 68 km away
5. 2.110 km W of Old Station, CaliforniaWed, Aug 25, 6:17 PM PDT · 16110 days ago · 2 km deep · 2 km away
6. 2.212 km NE of Millville, CaliforniaFri, Aug 27, 3:14 AM PDT · 16109 days ago · 3 km deep · 45 km away
7. 3.222 km ESE of Tennant, CaliforniaFri, Aug 27, 3:02 PM PDT · 16108 days ago · 2 km deep · 96 km away
8. 2.24 km WSW of Old Station, CaliforniaFri, Aug 27, 10:00 PM PDT · 16108 days ago · 7 km deep · 4 km away
9. 1.86 km NE of Bella Vista, CaliforniaFri, Aug 27, 11:36 PM PDT · 16108 days ago · 4 km deep · 54 km away
10. 1.89 km ENE of Bella Vista, CaliforniaFri, Aug 27, 11:36 PM PDT · 16108 days ago · 7 km deep · 50 km away
11. 2.210 km W of Old Station, CaliforniaMon, Aug 30, 10:49 AM PDT · 16105 days ago · 2 km deep · 1 km away
12. 2.013 km W of Old Station, CaliforniaMon, Aug 30, 1:30 PM PDT · 16105 days ago · 7 km deep · 5 km away
13. 2.028 km NW of McArthur, CaliforniaMon, Aug 30, 11:21 PM PDT · 16105 days ago · 12 km deep · 64 km away
14. 2.29 km W of Old Station, CaliforniaTue, Aug 31, 11:50 PM PDT · 16104 days ago · 3 km deep · 1 km away
15. 2.431 km SE of Nubieber, CaliforniaFri, Sep 3, 6:35 PM PDT · 16101 days ago · 18 km deep · 54 km away
16. 1.73 km NNW of Lake Almanor West, CaliforniaSat, Sep 4, 2:49 AM PDT · 16101 days ago · 3 km deep · 53 km away
17. 1.98 km W of Old Station, CaliforniaSun, Sep 5, 3:12 AM PDT · 16100 days ago · 4 km deep · 0 km away
18. 2.08 km W of Old Station, CaliforniaMon, Sep 6, 2:00 AM PDT · 16099 days ago · 2 km deep · 1 km away
19. 1.88 km W of Old Station, CaliforniaMon, Sep 6, 7:15 AM PDT · 16098 days ago · 3 km deep · 1 km away
20. 1.721 km N of Mineral, CaliforniaMon, Sep 6, 10:40 AM PDT · 16098 days ago · 11 km deep · 17 km away
21. 2.210 km W of Old Station, CaliforniaTue, Sep 7, 1:49 PM PDT · 16097 days ago · 0 km deep · 1 km away
22. 1.715 km SW of Old Station, CaliforniaThu, Sep 9, 12:57 PM PDT · 16095 days ago · 2 km deep · 9 km away
23. 2.59 km W of Old Station, CaliforniaFri, Sep 10, 5:07 PM PDT · 16094 days ago · 3 km deep · 1 km away
24. 1.53 km ESE of Paynes Creek, CaliforniaSat, Sep 11, 7:36 AM PDT · 16093 days ago · 0 km deep · 48 km away
25. 2.026 km E of Tennant, CaliforniaSat, Sep 11, 12:11 PM PDT · 16093 days ago · 1 km deep · 100 km away
26. 2.114 km WSW of Lake Almanor West, CaliforniaSun, Sep 12, 7:24 PM PDT · 16092 days ago · 3 km deep · 55 km away
27. 2.220 km ENE of Shingletown, CaliforniaMon, Sep 13, 3:45 AM PDT · 16092 days ago · 4 km deep · 18 km away
28. 1.813 km ENE of Butte Meadows, CaliforniaTue, Sep 14, 11:16 AM PDT · 16090 days ago · 6 km deep · 64 km away
29. 1.713 km S of Old Station, CaliforniaMon, Sep 20, 11:44 AM PDT · 16084 days ago · 3 km deep · 16 km away
30. 2.812 km W of Chester, CaliforniaWed, Sep 22, 7:07 AM PDT · 16082 days ago · 10 km deep · 45 km away
31. 1.913 km W of Chester, CaliforniaWed, Sep 22, 7:33 AM PDT · 16082 days ago · 3 km deep · 45 km away
32. 1.712 km WSW of Chester, CaliforniaWed, Sep 22, 9:15 AM PDT · 16082 days ago · 3 km deep · 45 km away
33. 1.814 km W of Chester, CaliforniaWed, Sep 22, 10:12 PM PDT · 16082 days ago · 3 km deep · 44 km away
34. 2.04 km S of Mineral, CAWed, Sep 22, 10:35 PM PDT · 16082 days ago · 5 km deep · 41 km away
35. 2.37 km SSW of Taylorsville, CaliforniaThu, Sep 23, 10:24 AM PDT · 16081 days ago · 5 km deep · 93 km away
36. 2.56 km NNE of Los Molinos, CaliforniaThu, Sep 23, 10:44 AM PDT · 16081 days ago · 16 km deep · 80 km away
37. 1.613 km W of Chester, CaliforniaThu, Sep 23, 10:52 PM PDT · 16081 days ago · 11 km deep · 44 km away
38. 1.513 km W of Chester, CaliforniaFri, Sep 24, 10:15 AM PDT · 16080 days ago · 3 km deep · 43 km away
39. 1.713 km W of Chester, CaliforniaSat, Sep 25, 12:56 AM PDT · 16080 days ago · 9 km deep · 45 km away
40. 2.03 km E of Canyondam, CaliforniaTue, Sep 28, 8:22 PM PDT · 16076 days ago · 4 km deep · 71 km away
41. 2.717 km WNW of McArthur, CaliforniaFri, Oct 1, 2:06 AM PDT · 16074 days ago · 3 km deep · 50 km away
42. 2.15 km SW of Chester, CaliforniaFri, Oct 1, 4:41 PM PDT · 16073 days ago · 3 km deep · 50 km away
43. 2.310 km WNW of Cohasset, CaliforniaFri, Oct 1, 6:26 PM PDT · 16073 days ago · 16 km deep · 85 km away
44. 2.11 km WNW of Prattville, CaliforniaSat, Oct 2, 2:50 AM PDT · 16073 days ago · 5 km deep · 60 km away
45. 1.713 km NNE of Mineral, CaliforniaSun, Oct 3, 7:16 PM PDT · 16071 days ago · 2 km deep · 24 km away
46. 1.515 km NNE of Mineral, CaliforniaMon, Oct 4, 11:36 PM PDT · 16070 days ago · 2 km deep · 22 km away
47. 2.115 km NE of Mineral, CaliforniaTue, Oct 5, 2:03 PM PDT · 16069 days ago · 3 km deep · 25 km away
48. 1.816 km NNW of Chester, CaliforniaSat, Oct 9, 3:33 PM PDT · 16065 days ago · -1 km deep · 32 km away
49. 2.110 km NNE of McCloud, CaliforniaSun, Oct 10, 1:05 AM PDT · 16065 days ago · 0 km deep · 89 km away
50. 1.83 km S of Chester, CaliforniaThu, Oct 14, 12:29 PM PDT · 16060 days ago · 3 km deep · 52 km away
51. 2.617 km NW of McArthur, CaliforniaThu, Oct 14, 11:23 PM PDT · 16060 days ago · 4 km deep · 53 km away
52. 1.91 km SSE of Chester, CaliforniaFri, Oct 15, 7:02 PM PDT · 16059 days ago · 3 km deep · 49 km away
53. 2.013 km W of Chester, CaliforniaFri, Oct 15, 7:51 PM PDT · 16059 days ago · 7 km deep · 45 km away
54. 1.715 km ESE of Mineral, CaliforniaFri, Oct 15, 9:01 PM PDT · 16059 days ago · 3 km deep · 44 km away
55. 1.914 km W of Chester, CaliforniaFri, Oct 15, 9:30 PM PDT · 16059 days ago · 3 km deep · 43 km away
56. 1.913 km W of Chester, CaliforniaSat, Oct 16, 12:16 PM PDT · 16058 days ago · 6 km deep · 45 km away
57. 1.515 km ESE of Mineral, CaliforniaSun, Oct 17, 2:56 PM PDT · 16057 days ago · 13 km deep · 42 km away
58. 2.213 km W of Chester, CaliforniaSun, Oct 17, 5:10 PM PDT · 16057 days ago · 9 km deep · 45 km away
59. 2.313 km W of Chester, CaliforniaSun, Oct 17, 5:11 PM PDT · 16057 days ago · 10 km deep · 44 km away
60. 1.513 km W of Chester, CaliforniaSun, Oct 17, 11:00 PM PDT · 16057 days ago · 8 km deep · 42 km away

The first 60 of 61.

Before

1. 1.85 km W of Old Station, CaliforniaSat, Aug 21, 6:29 AM PDT · 16114 days ago · 6 km deep · 4 km away
2. 2.09 km W of Old Station, CaliforniaSat, Aug 21, 1:30 AM PDT · 16115 days ago · 2 km deep · 1 km away
3. 1.77 km NNE of Belden, CaliforniaFri, Aug 20, 9:06 PM PDT · 16115 days ago · 7 km deep · 73 km away
4. 1.615 km NNE of McCloud, CaliforniaFri, Aug 20, 2:21 AM PDT · 16116 days ago · 3 km deep · 93 km away
5. 2.18 km W of Old Station, CaliforniaFri, Aug 20, 1:17 AM PDT · 16116 days ago · 3 km deep · 1 km away
6. 2.09 km W of Old Station, CaliforniaThu, Aug 19, 2:44 AM PDT · 16117 days ago · 4 km deep · 0 km away
7. 2.99 km W of Old Station, CaliforniaThu, Aug 19, 1:10 AM PDT · 16117 days ago · 2 km deep · 0 km away
8. 2.29 km W of Old Station, CaliforniaWed, Aug 18, 4:23 PM PDT · 16117 days ago · 3 km deep · 0 km away
9. 2.88 km W of Old Station, CaliforniaWed, Aug 18, 2:12 PM PDT · 16117 days ago · 1 km deep · 1 km away
10. 2.27 km W of Old Station, CaliforniaWed, Aug 18, 6:45 AM PDT · 16117 days ago · 6 km deep · 1 km away
11. 2.417 km W of Old Station, CaliforniaWed, Aug 18, 12:28 AM PDT · 16118 days ago · 10 km deep · 9 km away
12. 3.08 km W of Old Station, CaliforniaTue, Aug 17, 1:51 PM PDT · 16118 days ago · 4 km deep · 0 km away
13. 1.99 km SSW of Lake Almanor West, CaliforniaSun, Aug 15, 8:49 AM PDT · 16120 days ago · 7 km deep · 62 km away
14. 2.79 km SW of Prattville, CaliforniaSun, Aug 15, 7:34 AM PDT · 16120 days ago · 5 km deep · 63 km away
15. 2.018 km N of Big Bend, CaliforniaThu, Aug 12, 1:03 AM PDT · 16124 days ago · 9 km deep · 66 km away
16. 2.94 km S of Cassel, CaliforniaWed, Aug 11, 5:19 AM PDT · 16124 days ago · -2 km deep · 23 km away
17. 2.24 km NNW of Hat Creek, CaliforniaTue, Aug 10, 2:44 PM PDT · 16125 days ago · 1 km deep · 22 km away
18. 2.34 km S of Cassel, CaliforniaTue, Aug 10, 11:43 AM PDT · 16125 days ago · -1 km deep · 23 km away
19. 2.218 km N of Mineral, CaliforniaTue, Aug 10, 10:10 AM PDT · 16125 days ago · 13 km deep · 19 km away
20. 2.34 km SSE of Cassel, CaliforniaTue, Aug 10, 12:42 AM PDT · 16126 days ago · -2 km deep · 23 km away

From the USGS Earthquake Hazards Program and its partner networks, event nc1077847. Read Sat, Oct 3, 2026, 10:40 PM UTC.