M1.5 earthquake 37 km W of Susitna, Alaska

Magnitude

1.5 (ML, local (Richter)), micro

Magnitude from

Alaska Earthquake Center

Local time

Wed, Sep 20, 2017, 9:17 AM AKDT

UTC

2017-09-20 17:17:40 UTC

Depth

73.1 km (45.4 mi), intermediate-depth

Epicenter

61.569° N, 151.222° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Stations used

54

• Willow, AlaskaPopulation 2,102. Forecast66 kmWSW
• Anchorage, AlaskaPopulation 289,600. Forecast80 kmWNW

After

1. 1.719 km WSW of Anchorage, AlaskaWed, Sep 20, 10:47 AM AKDT · 3299 days ago · 38 km deep · 72 km away
2. 2.216 km S of Trapper Creek, AlaskaWed, Sep 20, 8:04 PM AKDT · 3299 days ago · 59 km deep · 86 km away
3. 2.227 km WSW of Anchorage, AlaskaThu, Sep 21, 6:16 AM AKDT · 3299 days ago · 57 km deep · 63 km away
4. 3.410 km NNE of Skwentna, AlaskaThu, Sep 21, 10:21 AM AKDT · 3298 days ago · 83 km deep · 57 km away · felt by 2
5. 2.812 km SW of Trapper Creek, AlaskaThu, Sep 21, 11:13 AM AKDT · 3298 days ago · 8 km deep · 86 km away · felt by 5
6. 1.778 km WNW of Tyonek, AlaskaThu, Sep 21, 12:07 PM AKDT · 3298 days ago · 10 km deep · 75 km away
7. 1.7Central AlaskaFri, Sep 22, 5:40 AM AKDT · 3298 days ago · 11 km deep · 80 km away
8. 1.629 km WNW of Beluga, AlaskaFri, Sep 22, 5:58 AM AKDT · 3298 days ago · 76 km deep · 43 km away
9. 1.73 km W of Nikiski, AlaskaFri, Sep 22, 7:16 AM AKDT · 3298 days ago · 68 km deep · 98 km away
10. 1.814 km N of Point Possession, AlaskaFri, Sep 22, 2:58 PM AKDT · 3297 days ago · 13 km deep · 63 km away
11. 2.04 km WNW of Point MacKenzie, AlaskaFri, Sep 22, 10:44 PM AKDT · 3297 days ago · 35 km deep · 65 km away
12. 2.045 km SSW of Skwentna, AlaskaSat, Sep 23, 12:05 AM AKDT · 3297 days ago · 80 km deep · 22 km away
13. 1.916 km N of Point Possession, AlaskaSat, Sep 23, 7:43 AM AKDT · 3297 days ago · 16 km deep · 62 km away
14. 1.619 km NW of Fishhook, AlaskaSat, Sep 23, 3:34 PM AKDT · 3296 days ago · 44 km deep · 94 km away
15. 1.845 km NW of Beluga, AlaskaSat, Sep 23, 4:06 PM AKDT · 3296 days ago · 72 km deep · 25 km away
16. 1.526 km ENE of Point Possession, AlaskaSun, Sep 24, 8:38 AM AKDT · 3296 days ago · 43 km deep · 84 km away
17. 1.64 km WNW of Beluga, AlaskaSun, Sep 24, 12:08 PM AKDT · 3295 days ago · 63 km deep · 46 km away
18. 2.378 km WNW of Tyonek, AlaskaSun, Sep 24, 12:54 PM AKDT · 3295 days ago · 8 km deep · 74 km away
19. 1.819 km ESE of Skwentna, AlaskaSun, Sep 24, 4:28 PM AKDT · 3295 days ago · 67 km deep · 38 km away
20. 1.840 km NW of Beluga, AlaskaSun, Sep 24, 6:10 PM AKDT · 3295 days ago · 88 km deep · 34 km away
21. 1.51 km N of Eagle River, AlaskaSun, Sep 24, 6:20 PM AKDT · 3295 days ago · 37 km deep · 92 km away
22. 1.522 km S of Susitna, AlaskaSun, Sep 24, 8:28 PM AKDT · 3295 days ago · 45 km deep · 42 km away
23. 1.7Central AlaskaMon, Sep 25, 7:45 AM AKDT · 3295 days ago · 60 km deep · 54 km away
24. 1.516 km NNW of Susitna, AlaskaMon, Sep 25, 4:31 PM AKDT · 3294 days ago · 58 km deep · 33 km away
25. 1.736 km NW of Beluga, AlaskaTue, Sep 26, 12:15 AM AKDT · 3294 days ago · 73 km deep · 28 km away
26. 2.264 km WNW of Nikiski, AlaskaTue, Sep 26, 9:09 AM AKDT · 3293 days ago · 120 km deep · 96 km away
27. 1.538 km WNW of Tyonek, AlaskaTue, Sep 26, 9:52 AM AKDT · 3293 days ago · 89 km deep · 56 km away
28. 2.415 km S of Trapper Creek, AlaskaTue, Sep 26, 9:51 PM AKDT · 3293 days ago · 19 km deep · 84 km away
29. 2.610 km W of Houston, AlaskaWed, Sep 27, 4:45 AM AKDT · 3293 days ago · 41 km deep · 64 km away
30. 2.930 km NW of Willow, AlaskaWed, Sep 27, 5:50 AM AKDT · 3293 days ago · 42 km deep · 63 km away
31. 2.039 km E of Skwentna, AlaskaWed, Sep 27, 6:00 AM AKDT · 3293 days ago · 57 km deep · 54 km away
32. 1.841 km WNW of Skwentna, AlaskaWed, Sep 27, 9:26 AM AKDT · 3292 days ago · 108 km deep · 80 km away
33. 1.529 km SW of Petersville, AlaskaWed, Sep 27, 5:39 PM AKDT · 3292 days ago · 80 km deep · 84 km away
34. 1.632 km WNW of Susitna, AlaskaWed, Sep 27, 9:00 PM AKDT · 3292 days ago · 65 km deep · 18 km away
35. 2.014 km WSW of Anchorage, AlaskaWed, Sep 27, 10:36 PM AKDT · 3292 days ago · 13 km deep · 75 km away · felt by 4
36. 1.63 km ESE of Houston, AlaskaWed, Sep 27, 11:52 PM AKDT · 3292 days ago · 50 km deep · 77 km away
37. 2.33 km SE of Houston, AlaskaThu, Sep 28, 12:11 AM AKDT · 3292 days ago · 51 km deep · 77 km away
38. 2.27 km ESE of Susitna North, AlaskaThu, Sep 28, 12:52 AM AKDT · 3292 days ago · 45 km deep · 100 km away
39. 2.219 km N of Skwentna, AlaskaThu, Sep 28, 3:34 AM AKDT · 3292 days ago · 84 km deep · 68 km away
40. 1.665 km W of Tyonek, AlaskaThu, Sep 28, 6:04 AM AKDT · 3292 days ago · 106 km deep · 84 km away
41. 1.527 km NNE of Skwentna, AlaskaThu, Sep 28, 7:45 AM AKDT · 3292 days ago · 80 km deep · 70 km away
42. 1.623 km NW of Susitna, AlaskaThu, Sep 28, 8:49 AM AKDT · 3292 days ago · 64 km deep · 28 km away
43. 2.227 km WSW of Tyonek, AlaskaThu, Sep 28, 10:34 AM AKDT · 3291 days ago · 77 km deep · 67 km away
44. 2.216 km WNW of Fishhook, AlaskaThu, Sep 28, 12:52 PM AKDT · 3291 days ago · 29 km deep · 92 km away
45. 2.731 km ESE of Skwentna, AlaskaThu, Sep 28, 1:18 PM AKDT · 3291 days ago · 56 km deep · 38 km away
46. 1.527 km WSW of Skwentna, AlaskaThu, Sep 28, 3:53 PM AKDT · 3291 days ago · 105 km deep · 51 km away
47. 2.633 km SE of Skwentna, AlaskaThu, Sep 28, 5:44 PM AKDT · 3291 days ago · 66 km deep · 32 km away
48. 1.833 km NE of Skwentna, AlaskaThu, Sep 28, 6:56 PM AKDT · 3291 days ago · 64 km deep · 72 km away
49. 1.555 km W of Tyonek, AlaskaFri, Sep 29, 7:09 AM AKDT · 3291 days ago · 93 km deep · 77 km away
50. 1.55 km S of Big Lake, AlaskaSat, Sep 30, 2:42 AM AKDT · 3290 days ago · 40 km deep · 67 km away
51. 2.034 km WNW of Tyonek, AlaskaSat, Sep 30, 7:11 PM AKDT · 3289 days ago · 86 km deep · 51 km away
52. 2.08 km NW of Eagle River, AlaskaSat, Sep 30, 8:48 PM AKDT · 3289 days ago · 29 km deep · 84 km away
53. 1.721 km WSW of Tyonek, AlaskaMon, Oct 2, 9:10 AM AKDT · 3287 days ago · 70 km deep · 68 km away
54. 2.721 km SSE of Susitna, AlaskaMon, Oct 2, 3:57 PM AKDT · 3287 days ago · 51 km deep · 49 km away · felt by 1
55. 1.612 km E of Skwentna, AlaskaMon, Oct 2, 6:05 PM AKDT · 3287 days ago · 71 km deep · 45 km away
56. 2.033 km SSE of Skwentna, AlaskaTue, Oct 3, 12:49 AM AKDT · 3287 days ago · 77 km deep · 14 km away
57. 1.648 km WNW of Beluga, AlaskaTue, Oct 3, 2:06 AM AKDT · 3287 days ago · 105 km deep · 53 km away
58. 1.515 km SSE of Susitna North, AlaskaTue, Oct 3, 4:08 AM AKDT · 3287 days ago · 41 km deep · 95 km away
59. 1.828 km E of Skwentna, AlaskaTue, Oct 3, 4:18 AM AKDT · 3287 days ago · 8 km deep · 51 km away
60. 1.966 km W of Tyonek, AlaskaTue, Oct 3, 9:35 AM AKDT · 3286 days ago · 111 km deep · 86 km away

The first 60 of at least 199.

Before

1. 1.813 km W of Willow, AlaskaWed, Sep 20, 5:48 AM AKDT · 3300 days ago · 47 km deep · 52 km away
2. 2.035 km SW of Skwentna, AlaskaWed, Sep 20, 2:25 AM AKDT · 3300 days ago · 102 km deep · 43 km away
3. 1.525 km W of Petersville, AlaskaTue, Sep 19, 11:38 PM AKDT · 3300 days ago · 77 km deep · 99 km away
4. 1.924 km W of Petersville, AlaskaTue, Sep 19, 8:04 PM AKDT · 3300 days ago · 80 km deep · 99 km away
5. 2.064 km W of Tyonek, AlaskaTue, Sep 19, 5:37 PM AKDT · 3300 days ago · 13 km deep · 83 km away
6. 2.323 km WNW of Susitna, AlaskaTue, Sep 19, 1:02 PM AKDT · 3300 days ago · 63 km deep · 17 km away
7. 1.514 km NNE of Willow, AlaskaTue, Sep 19, 5:13 AM AKDT · 3301 days ago · 43 km deep · 74 km away
8. 1.711 km ESE of Tyonek, AlaskaMon, Sep 18, 3:56 PM AKDT · 3301 days ago · 51 km deep · 63 km away
9. 2.136 km SSW of Skwentna, AlaskaMon, Sep 18, 6:47 AM AKDT · 3302 days ago · 100 km deep · 27 km away
10. 1.620 km S of Susitna, AlaskaSun, Sep 17, 10:07 PM AKDT · 3302 days ago · 46 km deep · 47 km away
11. 1.525 km WSW of Tyonek, AlaskaSun, Sep 17, 2:42 PM AKDT · 3302 days ago · 72 km deep · 69 km away
12. 1.921 km NNE of Nikiski, AlaskaSat, Sep 16, 8:05 PM AKDT · 3303 days ago · 64 km deep · 79 km away
13. 2.521 km SSW of Point Possession, AlaskaSat, Sep 16, 8:00 PM AKDT · 3303 days ago · 60 km deep · 92 km away
14. 1.626 km N of Beluga, AlaskaSat, Sep 16, 3:11 PM AKDT · 3303 days ago · 62 km deep · 22 km away
15. 2.633 km ESE of Skwentna, AlaskaSat, Sep 16, 8:17 AM AKDT · 3304 days ago · 61 km deep · 43 km away · felt by 1
16. 1.5Southern AlaskaFri, Sep 15, 1:11 PM AKDT · 3304 days ago · 69 km deep · 51 km away
17. 1.632 km SW of Skwentna, AlaskaThu, Sep 14, 9:00 PM AKDT · 3305 days ago · 106 km deep · 46 km away
18. 1.624 km ESE of Point Possession, AlaskaThu, Sep 14, 7:05 PM AKDT · 3305 days ago · 36 km deep · 94 km away
19. 1.739 km WNW of Nikiski, AlaskaThu, Sep 14, 7:01 PM AKDT · 3305 days ago · 88 km deep · 90 km away
20. 1.533 km WNW of Susitna, AlaskaThu, Sep 14, 11:08 AM AKDT · 3305 days ago · 77 km deep · 10 km away

From the USGS Earthquake Hazards Program and its partner networks, event ak017c38kdgm (also filed as ak16873142). Read Sat, Oct 3, 2026, 4:19 AM UTC.