Alaska earthquakes

M1.9 earthquake 13 km SSE of Tonsina, Alaska

A magnitude 1.9 earthquake struck 13 km SSE of Tonsina, Alaska on Mon, Feb 17, 2020, 2:58 PM AKST (23:58 UTC), 0 km (0 mi) below the surface.

Automatic solution: the magnitude and location may still be revised.

A larger quake followed: M3.9 34 km NNW of Valdez, Alaska. This one was a foreshock.

Valdez forecastMore in Alaska

Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
1.9 (ML, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2020-02-17 23:58:42 UTC
Depth
0.0 km (0.0 mi), shallow
Epicenter
61.536° N, 145.093° W
Region
Alaska
Tsunami flag
No
Status
Automatic solution, may be revised

Did you feel it?

No one has reported feeling this quake to the USGS.

How well it is located

An automatic solution; a seismologist may revise it.

Stations used
8

Nearest places

Distance and direction from each place to the epicenter, with its forecast.

Nearby

Within 100 km, magnitude 1.5 and up: 56 in the 60 days after this one and 29 in the 30 days before it.

After

  1. 2.239 km NNW of Valdez, Alaska · 2416 days ago · 13 km deep · 81 km away
  2. 1.550 km N of Valdez, Alaska · 2415 days ago · 33 km deep · 57 km away
  3. 1.64 km W of Valdez, Alaska · 2415 days ago · 20 km deep · 85 km away · felt by 1
  4. 1.730 km SSE of Tonsina, Alaska · 2414 days ago · 10 km deep · 17 km away
  5. 1.737 km N of Valdez, Alaska · 2413 days ago · 25 km deep · 71 km away
  6. 2.029 km WNW of Valdez, Alaska · 2413 days ago · 9 km deep · 97 km away
  7. 1.644 km NNW of Valdez, Alaska · 2413 days ago · 34 km deep · 76 km away
  8. 1.547 km N of Valdez, Alaska · 2411 days ago · 36 km deep · 62 km away
  9. 3.139 km SSE of Nelchina, Alaska · 2410 days ago · 28 km deep · 80 km away · felt by 1
  10. 1.545 km SSE of Nelchina, Alaska · 2410 days ago · 31 km deep · 79 km away
  11. 1.544 km S of Nelchina, Alaska · 2410 days ago · 35 km deep · 81 km away
  12. 1.641 km SSE of Nelchina, Alaska · 2410 days ago · 29 km deep · 80 km away
  13. 1.743 km SSE of Nelchina, Alaska · 2410 days ago · 28 km deep · 80 km away
  14. 1.937 km SSE of Eureka Roadhouse, Alaska · 2410 days ago · 21 km deep · 91 km away
  15. 1.640 km NNW of Valdez, Alaska · 2409 days ago · 20 km deep · 82 km away
  16. 1.541 km SSE of Nelchina, Alaska · 2408 days ago · 34 km deep · 74 km away
  17. 1.834 km WNW of Valdez, Alaska · 2407 days ago · 11 km deep · 100 km away
  18. 1.750 km N of Valdez, Alaska · 2406 days ago · 20 km deep · 67 km away
  19. 1.747 km SSE of Nelchina, Alaska · 2405 days ago · 24 km deep · 73 km away
  20. 1.744 km SSE of Nelchina, Alaska · 2405 days ago · 38 km deep · 68 km away
  21. 2.045 km NNW of Valdez, Alaska · 2404 days ago · 28 km deep · 76 km away
  22. 2.538 km NNW of Valdez, Alaska · 2404 days ago · 15 km deep · 79 km away
  23. 2.346 km N of Valdez, AK · 2403 days ago · 27 km deep · 67 km away
  24. 1.610 km SW of Valdez, Alaska · 2402 days ago · 13 km deep · 91 km away
  25. 1.626 km E of Tatitlek, Alaska · 2402 days ago · 15 km deep · 92 km away
  26. 2.241 km NNW of Valdez, Alaska · 2400 days ago · 14 km deep · 80 km away
  27. 1.5Southern Alaska · 2400 days ago · 19 km deep · 68 km away
  28. 2.048 km N of Valdez, Alaska · 2400 days ago · 27 km deep · 66 km away · felt by 1
  29. 1.641 km NNW of Valdez, Alaska · 2399 days ago · 11 km deep · 79 km away
  30. 1.8Southern Alaska · 2399 days ago · 33 km deep · 90 km away
  31. 1.628 km ENE of Silver Springs, Alaska · 2398 days ago · 70 km deep · 63 km away
  32. 1.637 km NW of Valdez, Alaska · 2397 days ago · 8 km deep · 94 km away
  33. 1.646 km NNW of Valdez, Alaska · 2397 days ago · 30 km deep · 80 km away
  34. 1.544 km NNW of Valdez, Alaska · 2387 days ago · 20 km deep · 80 km away
  35. 1.847 km NNW of Valdez, Alaska · 2386 days ago · 20 km deep · 83 km away
  36. 1.943 km NNW of Valdez, Alaska · 2385 days ago · 13 km deep · 87 km away
  37. 2.344 km SSE of Nelchina, Alaska · 2385 days ago · 20 km deep · 80 km away
  38. 1.741 km NNW of Valdez, Alaska · 2382 days ago · 19 km deep · 76 km away
  39. 3.934 km NNW of Valdez, Alaska · 2380 days ago · 20 km deep · 79 km away · felt by 51
  40. 1.734 km NNW of Valdez, Alaska · 2380 days ago · 15 km deep · 80 km away · felt by 1
  41. 1.530 km NNW of Valdez, Alaska · 2379 days ago · 27 km deep · 81 km away
  42. 1.733 km N of Valdez, Alaska · 2379 days ago · 15 km deep · 71 km away
  43. 2.99 km E of Silver Springs, Alaska · 2378 days ago · 8 km deep · 54 km away
  44. 1.644 km SSE of Nelchina, Alaska · 2377 days ago · 15 km deep · 71 km away
  45. 1.850 km N of Valdez, Alaska · 2376 days ago · 24 km deep · 69 km away
  46. 1.54 km N of Glennallen, Alaska · 2375 days ago · 17 km deep · 73 km away
  47. 1.638 km NNW of Valdez, Alaska · 2372 days ago · 33 km deep · 76 km away
  48. 1.531 km WNW of Valdez, Alaska · 2372 days ago · 23 km deep · 99 km away
  49. 2.136 km NW of Valdez, Alaska · 2367 days ago · 24 km deep · 95 km away
  50. 1.645 km NNW of Valdez, Alaska · 2367 days ago · 14 km deep · 76 km away
  51. 2.138 km N of Valdez, Alaska · 2366 days ago · 15 km deep · 74 km away
  52. 1.528 km E of Valdez, Alaska · 2366 days ago · 21 km deep · 56 km away
  53. 2.3Southern Alaska · 2366 days ago · 15 km deep · 99 km away
  54. 2.047 km N of Valdez, Alaska · 2363 days ago · 20 km deep · 73 km away
  55. 1.542 km N of Valdez, Alaska · 2360 days ago · 26 km deep · 66 km away
  56. 1.651 km E of Valdez, Alaska · 2358 days ago · 23 km deep · 46 km away

Before

  1. 2.042 km NNW of Valdez, Alaska · 2419 days ago · 20 km deep · 83 km away
  2. 1.557 km SW of Nabesna, Alaska · 2419 days ago · 17 km deep · 88 km away
  3. 1.840 km NW of Valdez, Alaska · 2420 days ago · 23 km deep · 91 km away
  4. 1.88 km SSE of Willow Creek, Alaska · 2420 days ago · 51 km deep · 24 km away
  5. 2.237 km N of Valdez, Alaska · 2422 days ago · 21 km deep · 74 km away
  6. 2.027 km NNW of Valdez, Alaska · 2423 days ago · 15 km deep · 74 km away
  7. 1.514 km WSW of Valdez, Alaska · 2425 days ago · 14 km deep · 95 km away
  8. 1.645 km SSE of Nelchina, Alaska · 2426 days ago · 25 km deep · 66 km away
  9. 1.650 km N of Valdez, Alaska · 2427 days ago · 35 km deep · 64 km away
  10. 1.944 km SSE of Nelchina, Alaska · 2428 days ago · 23 km deep · 74 km away
  11. 1.643 km NNW of Valdez, Alaska · 2433 days ago · 14 km deep · 81 km away
  12. 2.057 km SW of Nabesna, Alaska · 2433 days ago · 4 km deep · 87 km away
  13. 1.623 km E of Tatitlek, Alaska · 2435 days ago · 16 km deep · 98 km away
  14. 1.548 km NNW of Valdez, Alaska · 2436 days ago · 14 km deep · 84 km away
  15. 2.651 km SSE of Nelchina, Alaska · 2436 days ago · 27 km deep · 62 km away
  16. 1.644 km NNW of Valdez, Alaska · 2436 days ago · 15 km deep · 76 km away
  17. 1.829 km WNW of Valdez, Alaska · 2436 days ago · 12 km deep · 96 km away
  18. 3.343 km NNW of Valdez, Alaska · 2437 days ago · 12 km deep · 78 km away · felt by 2
  19. 2.445 km SSE of Nelchina, Alaska · 2438 days ago · 18 km deep · 75 km away
  20. 1.839 km NNW of Valdez, Alaska · 2438 days ago · 14 km deep · 85 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak02027ru2jx. Read Fri, Oct 2, 2026, 10:11 AM UTC.