M2.1 earthquake 11 km SE of Big Bend, California

Magnitude

2.1 (md), micro

Local time

Sun, Oct 31, 1982, 1:32 AM PDT

UTC

1982-10-31 08:32:58 UTC

Depth

3.2 km (2.0 mi), shallow

Epicenter

40.955° N, 121.812° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 1.6 km horizontally, 9.5 km in depth

Magnitude uncertainty

±0.07

Depth from

From location

Station coverage gap

169°

Stations used

5

• Burney, CaliforniaPopulation 3,154. Forecast15 kmWNW
• Shasta Lake, CaliforniaPopulation 10,159. Forecast56 kmENE
• Chico, CaliforniaPopulation 121,345. Forecast136 kmN
• Los Angeles, CaliforniaPopulation 3,820,914. Forecast829 kmNNW

After

1. 1.912 km E of Cottonwood, CaliforniaSun, Oct 31, 10:38 AM PST · 16039 days ago · 19 km deep · 70 km away
2. 2.54 km SW of Lakehead, CaliforniaSat, Nov 6, 2:59 PM PST · 16033 days ago · 2 km deep · 51 km away
3. 2.71 km SW of Lakehead, CaliforniaSat, Nov 6, 3:16 PM PST · 16033 days ago · 11 km deep · 49 km away
4. 1.516 km NNE of Mineral, CaliforniaSun, Nov 7, 9:12 AM PST · 16032 days ago · 1 km deep · 60 km away
5. 2.016 km NNE of Mineral, CaliforniaSun, Nov 7, 9:13 AM PST · 16032 days ago · 1 km deep · 60 km away
6. 1.816 km NNE of Mineral, CaliforniaSun, Nov 7, 9:17 AM PST · 16032 days ago · 1 km deep · 60 km away
7. 2.530 km ESE of Tennant, CaliforniaSun, Nov 7, 9:57 PM PST · 16032 days ago · 4 km deep · 56 km away
8. 1.921 km S of Burney, CaliforniaMon, Nov 8, 2:41 AM PST · 16031 days ago · 3 km deep · 31 km away
9. 1.924 km E of Hat Creek, CaliforniaThu, Nov 11, 2:18 PM PST · 16028 days ago · 7 km deep · 50 km away
10. 2.712 km NE of Bend, CaliforniaSat, Nov 27, 11:19 AM PST · 16012 days ago · -1 km deep · 73 km away
11. 1.9Northern CaliforniaSat, Dec 4, 8:40 AM PST · 16005 days ago · 4 km deep · 79 km away
12. 1.616 km WSW of Old Station, CaliforniaMon, Dec 6, 11:23 AM PST · 16003 days ago · 9 km deep · 40 km away
13. 2.311 km NW of Burney, CaliforniaMon, Dec 20, 7:17 PM PST · 15989 days ago · 5 km deep · 5 km away
14. 1.914 km SW of Lake Almanor West, CaliforniaSat, Dec 25, 5:23 PM PST · 15984 days ago · 8 km deep · 100 km away
15. 1.715 km N of Chester, CaliforniaMon, Dec 27, 12:06 AM PST · 15983 days ago · 3 km deep · 75 km away
16. 1.817 km NE of Mineral, CaliforniaWed, Dec 29, 5:49 PM PST · 15980 days ago · 10 km deep · 62 km away

Before

1. 1.914 km NNE of Mineral, CaliforniaFri, Oct 29, 5:42 PM PDT · 16041 days ago · 1 km deep · 58 km away
2. 2.214 km NNE of Mineral, CaliforniaFri, Oct 29, 8:36 AM PDT · 16041 days ago · 2 km deep · 59 km away
3. 1.910 km ENE of Mount Shasta, CaliforniaMon, Oct 25, 11:02 PM PDT · 16045 days ago · 5 km deep · 54 km away
4. 2.23 km SSW of Chester, CaliforniaMon, Oct 25, 5:02 AM PDT · 16045 days ago · -2 km deep · 89 km away
5. 2.315 km W of Chester, CaliforniaThu, Oct 21, 4:15 PM PDT · 16049 days ago · 11 km deep · 81 km away
6. 1.9Northern CaliforniaThu, Oct 21, 4:15 PM PDT · 16049 days ago · 6 km deep · 79 km away
7. 1.913 km W of Chester, CaliforniaThu, Oct 21, 10:35 AM PDT · 16049 days ago · 8 km deep · 82 km away
8. 1.57 km WSW of Lakehead, CaliforniaMon, Oct 18, 10:25 PM PDT · 16052 days ago · 4 km deep · 55 km away
9. 1.513 km W of Chester, CaliforniaSun, Oct 17, 11:00 PM PDT · 16053 days ago · 8 km deep · 80 km away
10. 2.313 km W of Chester, CaliforniaSun, Oct 17, 5:11 PM PDT · 16053 days ago · 10 km deep · 82 km away
11. 2.213 km W of Chester, CaliforniaSun, Oct 17, 5:10 PM PDT · 16053 days ago · 9 km deep · 82 km away
12. 1.515 km ESE of Mineral, CaliforniaSun, Oct 17, 2:56 PM PDT · 16053 days ago · 13 km deep · 79 km away
13. 1.913 km W of Chester, CaliforniaSat, Oct 16, 12:16 PM PDT · 16054 days ago · 6 km deep · 83 km away
14. 1.914 km W of Chester, CaliforniaFri, Oct 15, 9:30 PM PDT · 16055 days ago · 3 km deep · 80 km away
15. 1.715 km ESE of Mineral, CaliforniaFri, Oct 15, 9:01 PM PDT · 16055 days ago · 3 km deep · 81 km away
16. 2.013 km W of Chester, CaliforniaFri, Oct 15, 7:51 PM PDT · 16055 days ago · 7 km deep · 82 km away
17. 1.91 km SSE of Chester, CaliforniaFri, Oct 15, 7:02 PM PDT · 16055 days ago · 3 km deep · 88 km away
18. 2.617 km NW of McArthur, CaliforniaThu, Oct 14, 11:23 PM PDT · 16056 days ago · 4 km deep · 30 km away
19. 1.917 km NE of Carrick, CaliforniaThu, Oct 14, 8:04 PM PDT · 16056 days ago · 1 km deep · 72 km away
20. 1.83 km S of Chester, CaliforniaThu, Oct 14, 12:29 PM PDT · 16056 days ago · 3 km deep · 90 km away

From the USGS Earthquake Hazards Program and its partner networks, event nc1081209. Read Tue, Sep 29, 2026, 10:07 PM UTC.