M1.6 earthquake 18km NW of Viola, CA

Magnitude

1.6 (Md, duration), micro

Magnitude from

Northern California Seismic System

Local time

Wed, Jul 31, 2019, 10:24 PM PDT

UTC

2019-08-01 05:24:33 UTC

Depth

14.2 km (8.8 mi), shallow

Epicenter

40.643° N, 121.809° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.5 km horizontally, 1.9 km in depth

Magnitude uncertainty

±0.29

Depth from

From location

Station coverage gap

65°

Stations used

14

• Shingletown, CaliforniaPopulation 2,283. Forecast18 kmNNE
• Anderson, CaliforniaPopulation 10,217. Forecast47 kmENE
• Chico, CaliforniaPopulation 121,345. Forecast102 kmN
• Los Angeles, CaliforniaPopulation 3,820,914. Forecast798 kmNNW

After

1. 1.817km NNE of Bella Vista, CAThu, Aug 1, 11:19 AM PDT · 2622 days ago · 12 km deep · 32 km away
2. 1.818km NW of Viola, CAThu, Aug 1, 5:40 PM PDT · 2621 days ago · 19 km deep · 2 km away · felt by 2
3. 1.612km W of Fall River Mills, CAFri, Aug 2, 3:14 AM PDT · 2621 days ago · 3 km deep · 46 km away
4. 1.713km NNE of French Gulch, CATue, Aug 6, 6:35 PM PDT · 2616 days ago · 17 km deep · 68 km away
5. 1.614km NNE of French Gulch, CAWed, Aug 7, 4:06 AM PDT · 2616 days ago · 18 km deep · 67 km away
6. 2.08km WSW of Dunsmuir, CAWed, Aug 7, 11:27 PM PDT · 2615 days ago · 7 km deep · 75 km away
7. 1.922km SE of Burney, CASat, Aug 10, 1:58 AM PDT · 2613 days ago · 11 km deep · 28 km away
8. 2.421km SE of Burney, CASat, Aug 10, 1:58 AM PDT · 2613 days ago · 10 km deep · 28 km away · felt by 1
9. 3.021km SE of Burney, CASat, Aug 10, 2:06 AM PDT · 2613 days ago · 12 km deep · 28 km away
10. 1.622km SE of Burney, CASat, Aug 10, 4:44 AM PDT · 2613 days ago · 12 km deep · 29 km away
11. 1.721km SE of Burney, CASat, Aug 10, 5:34 AM PDT · 2613 days ago · 9 km deep · 28 km away
12. 1.622km SE of Burney, CASat, Aug 10, 5:51 AM PDT · 2613 days ago · 11 km deep · 29 km away
13. 2.422km SE of Burney, CASat, Aug 10, 6:26 AM PDT · 2613 days ago · 10 km deep · 28 km away
14. 1.99km SSE of Mineral, CASat, Aug 10, 9:37 AM PDT · 2613 days ago · -1 km deep · 47 km away
15. 1.922km SE of Burney, CASun, Aug 11, 4:30 AM PDT · 2612 days ago · 9 km deep · 28 km away
16. 1.622km SE of Burney, CASun, Aug 11, 5:18 AM PDT · 2612 days ago · 9 km deep · 29 km away
17. 1.824km SE of Burney, CASun, Aug 11, 10:58 PM PDT · 2611 days ago · 20 km deep · 32 km away
18. 1.85km N of McCloud, CAMon, Aug 12, 6:37 PM PDT · 2610 days ago · 4 km deep · 78 km away
19. 1.822km SE of Burney, CAThu, Aug 15, 6:06 AM PDT · 2608 days ago · 12 km deep · 29 km away
20. 2.018km ENE of Red Bluff, CASun, Aug 18, 10:44 AM PDT · 2605 days ago · 6 km deep · 47 km away
21. 1.59km SE of Dunsmuir, CAMon, Aug 19, 6:31 AM PDT · 2604 days ago · -2 km deep · 65 km away
22. 2.610km ENE of Red Bluff, CASat, Aug 24, 11:39 AM PDT · 2599 days ago · 19 km deep · 56 km away · felt by 1
23. 1.820km NE of Red Bluff, CATue, Aug 27, 2:57 AM PDT · 2596 days ago · 12 km deep · 43 km away
24. 2.021km SE of Burney, CAThu, Aug 29, 1:32 AM PDT · 2594 days ago · 9 km deep · 28 km away
25. 2.121km SE of Burney, CAThu, Aug 29, 1:49 AM PDT · 2594 days ago · 9 km deep · 28 km away
26. 2.521km SE of Burney, CAThu, Aug 29, 1:50 AM PDT · 2594 days ago · 12 km deep · 29 km away · felt by 1
27. 2.116km NW of Chester, CAFri, Aug 30, 4:33 PM PDT · 2592 days ago · 7 km deep · 45 km away
28. 1.815km ENE of Mineral, CAFri, Aug 30, 9:18 PM PDT · 2592 days ago · 7 km deep · 45 km away
29. 2.615km SE of Mineral, CASun, Sep 1, 7:08 AM PDT · 2591 days ago · 4 km deep · 52 km away
30. 1.914km N of McCloud, CASun, Sep 1, 3:03 PM PDT · 2590 days ago · 4 km deep · 86 km away
31. 1.614km N of McCloud, CASun, Sep 1, 9:29 PM PDT · 2590 days ago · 4 km deep · 86 km away
32. 2.020km NE of Red Bluff, CASun, Sep 1, 10:46 PM PDT · 2590 days ago · 6 km deep · 44 km away
33. 2.713km N of McCloud, CAMon, Sep 2, 10:34 AM PDT · 2590 days ago · 6 km deep · 86 km away · felt by 19
34. 1.614km N of McCloud, CAMon, Sep 2, 10:57 AM PDT · 2590 days ago · 5 km deep · 86 km away
35. 1.613km N of McCloud, CAMon, Sep 2, 11:01 AM PDT · 2590 days ago · 5 km deep · 86 km away
36. 1.86km WSW of Belden, CAMon, Sep 2, 12:30 PM PDT · 2589 days ago · 13 km deep · 84 km away
37. 1.617km NNW of Shingletown, CAMon, Sep 2, 2:23 PM PDT · 2589 days ago · 9 km deep · 10 km away
38. 1.514km N of McCloud, CAMon, Sep 2, 5:22 PM PDT · 2589 days ago · 4 km deep · 87 km away
39. 2.313km N of McCloud, CAMon, Sep 2, 5:24 PM PDT · 2589 days ago · 5 km deep · 86 km away
40. 2.314km N of McCloud, CAMon, Sep 2, 5:25 PM PDT · 2589 days ago · 5 km deep · 86 km away
41. 1.814km N of McCloud, CAMon, Sep 2, 5:26 PM PDT · 2589 days ago · 5 km deep · 86 km away
42. 1.914km N of McCloud, CAMon, Sep 2, 5:27 PM PDT · 2589 days ago · 3 km deep · 86 km away
43. 2.313km N of McCloud, CAMon, Sep 2, 6:48 PM PDT · 2589 days ago · 4 km deep · 86 km away · felt by 2
44. 1.813km N of McCloud, CAMon, Sep 2, 8:58 PM PDT · 2589 days ago · 5 km deep · 86 km away
45. 1.813km N of McCloud, CAMon, Sep 2, 9:05 PM PDT · 2589 days ago · 5 km deep · 86 km away
46. 2.013km N of McCloud, CAMon, Sep 2, 9:06 PM PDT · 2589 days ago · 5 km deep · 86 km away
47. 1.513km N of McCloud, CAMon, Sep 2, 9:08 PM PDT · 2589 days ago · 4 km deep · 86 km away
48. 1.613km N of McCloud, CAMon, Sep 2, 9:17 PM PDT · 2589 days ago · 5 km deep · 86 km away
49. 1.514km N of McCloud, CAMon, Sep 2, 9:18 PM PDT · 2589 days ago · 4 km deep · 86 km away
50. 1.513km N of McCloud, CAMon, Sep 2, 10:14 PM PDT · 2589 days ago · 5 km deep · 86 km away
51. 1.813km N of McCloud, CAMon, Sep 2, 10:52 PM PDT · 2589 days ago · 5 km deep · 86 km away
52. 1.713km N of McCloud, CAMon, Sep 2, 10:57 PM PDT · 2589 days ago · 5 km deep · 86 km away
53. 1.513km N of McCloud, CAMon, Sep 2, 11:28 PM PDT · 2589 days ago · 5 km deep · 86 km away
54. 2.027km SE of Burney, CAFri, Sep 6, 12:52 AM PDT · 2586 days ago · 9 km deep · 31 km away
55. 1.54km S of East Shore, CAFri, Sep 6, 12:42 PM PDT · 2585 days ago · 8 km deep · 78 km away
56. 1.820km SE of Burney, CASat, Sep 7, 4:13 AM PDT · 2585 days ago · 3 km deep · 26 km away
57. 1.910km WSW of Chester, CAMon, Sep 9, 12:57 AM PDT · 2583 days ago · -1 km deep · 59 km away
58. 1.913km N of McCloud, CAMon, Sep 9, 8:16 PM PDT · 2582 days ago · 5 km deep · 86 km away
59. 1.613km N of McCloud, CAMon, Sep 9, 9:03 PM PDT · 2582 days ago · 5 km deep · 86 km away
60. 1.820km NE of Red Bluff, CAWed, Sep 11, 4:50 AM PDT · 2581 days ago · 1 km deep · 44 km away

The first 60 of 69.

Before

1. 1.818km NW of Viola, CASat, Jul 27, 4:19 PM PDT · 2626 days ago · 11 km deep · 0 km away
2. 1.616km N of McCloud, CAWed, Jul 24, 5:48 PM PDT · 2629 days ago · 11 km deep · 89 km away
3. 1.626km NNE of Shasta Lake, CASun, Jul 21, 10:02 PM PDT · 2632 days ago · 13 km deep · 51 km away
4. 1.618km NW of Viola, CASun, Jul 21, 8:16 PM PDT · 2632 days ago · 16 km deep · 1 km away
5. 2.218km NNE of Shingletown, CAThu, Jul 18, 5:19 PM PDT · 2635 days ago · 12 km deep · 0 km away
6. 1.518km NW of Viola, CAThu, Jul 18, 1:50 AM PDT · 2636 days ago · 12 km deep · 0 km away
7. 1.618km NW of Viola, CAWed, Jul 17, 8:03 PM PDT · 2636 days ago · 19 km deep · 1 km away
8. 2.013km NNE of Mineral, CAWed, Jul 17, 1:47 PM PDT · 2636 days ago · 2 km deep · 31 km away
9. 1.67km NNE of Mineral, CATue, Jul 16, 5:07 AM PDT · 2638 days ago · 3 km deep · 34 km away
10. 1.73km NNW of Millville, CATue, Jul 16, 3:47 AM PDT · 2638 days ago · 19 km deep · 34 km away
11. 2.715km WNW of Fall River Mills, CASun, Jul 7, 9:51 AM PDT · 2647 days ago · 14 km deep · 50 km away

From the USGS Earthquake Hazards Program and its partner networks, event nc73239801. Read Mon, Oct 5, 2026, 6:52 AM UTC.