Alaska earthquakes

M2.1 earthquake 51 km S of Tonsina, Alaska

A magnitude 2.1 earthquake struck 51 km S of Tonsina, Alaska on Thu, Feb 26, 2026, 7:29 AM AKST (16:29 UTC), 25 km (15 mi) below the surface.

A larger quake followed: M3.3 49 km SW of McCarthy, 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
2.1 (ML, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2026-02-26 16:29:17 UTC
Depth
24.9 km (15.5 mi), shallow
Epicenter
61.192° N, 145.207° W
Region
Alaska
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

No one has reported feeling this quake to the USGS.

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 2.8 km horizontally, 1.8 km in depth
Magnitude uncertainty
±0.20
Station coverage gap
41°
Stations used
33

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 100 in the 60 days after this one and 61 in the 30 days before it.

After

  1. 2.148 km SSE of Nelchina, Alaska · 217 days ago · 20 km deep · 83 km away
  2. 2.632 km SSW of Tonsina, Alaska · 216 days ago · 27 km deep · 22 km away
  3. 1.542 km SSE of Nelchina, Alaska · 216 days ago · 40 km deep · 84 km away
  4. 1.612 km E of Tatitlek, Alaska · 216 days ago · 18 km deep · 78 km away
  5. 1.830 km NW of Valdez, Alaska · 216 days ago · 18 km deep · 84 km away
  6. 2.639 km NNW of Valdez, Alaska · 216 days ago · 14 km deep · 80 km away · felt by 1
  7. 1.646 km N of Valdez, Alaska · 215 days ago · 27 km deep · 76 km away
  8. 1.747 km N of Valdez, Alaska · 214 days ago · 32 km deep · 78 km away
  9. 1.934 km NNE of Valdez, Alaska · 214 days ago · 18 km deep · 57 km away
  10. 1.942 km NNW of Valdez, Alaska · 214 days ago · 18 km deep · 82 km away
  11. 1.848 km SSE of Nelchina, Alaska · 214 days ago · 22 km deep · 80 km away
  12. 2.134 km NW of Valdez, Alaska · 212 days ago · 16 km deep · 86 km away
  13. 2.049 km NNW of Valdez, Alaska · 211 days ago · 21 km deep · 86 km away
  14. 1.537 km NNE of Valdez, Alaska · 211 days ago · 28 km deep · 52 km away
  15. 2.346 km SSE of Nelchina, Alaska · 211 days ago · 13 km deep · 79 km away
  16. 1.942 km NNW of Valdez, Alaska · 210 days ago · 6 km deep · 81 km away
  17. 1.732 km NNW of Valdez, Alaska · 210 days ago · 18 km deep · 75 km away
  18. 1.833 km NW of Valdez, Alaska · 210 days ago · 21 km deep · 89 km away
  19. 1.881 km E of Cordova, Alaska · 209 days ago · 13 km deep · 77 km away
  20. 1.640 km NNW of Valdez, Alaska · 209 days ago · 36 km deep · 83 km away
  21. 2.125 km WNW of Valdez, Alaska · 208 days ago · 13 km deep · 83 km away
  22. 1.592 km SSW of McCarthy, Alaska · 208 days ago · 12 km deep · 93 km away
  23. 1.841 km NNW of Valdez, Alaska · 208 days ago · 19 km deep · 81 km away
  24. 2.048 km N of Valdez, Alaska · 207 days ago · 23 km deep · 78 km away
  25. 2.110 km W of Tatitlek, Alaska · 207 days ago · 21 km deep · 97 km away
  26. 2.215 km NW of Tatitlek, Alaska · 207 days ago · 18 km deep · 96 km away
  27. 1.739 km NNW of Valdez, Alaska · 207 days ago · 20 km deep · 78 km away
  28. 1.933 km SSE of Nelchina, Alaska · 206 days ago · 21 km deep · 92 km away
  29. 1.743 km SSE of Nelchina, Alaska · 206 days ago · 37 km deep · 79 km away
  30. 1.539 km NNW of Valdez, Alaska · 206 days ago · 33 km deep · 80 km away
  31. 1.549 km N of Valdez, Alaska · 206 days ago · 35 km deep · 75 km away
  32. 1.947 km SSE of Nelchina, Alaska · 205 days ago · 31 km deep · 81 km away
  33. 1.829 km SSE of Tatitlek, Alaska · 203 days ago · 19 km deep · 92 km away
  34. 1.643 km SSE of Nelchina, Alaska · 203 days ago · 34 km deep · 79 km away
  35. 3.245 km N of Valdez, Alaska · 202 days ago · 14 km deep · 67 km away · felt by 2
  36. 1.643 km NNW of Valdez, Alaska · 201 days ago · 21 km deep · 79 km away
  37. 1.637 km SSE of Nelchina, Alaska · 201 days ago · 29 km deep · 87 km away
  38. 1.739 km WNW of Valdez, Alaska · 200 days ago · 3 km deep · 99 km away
  39. 2.036 km NNW of Valdez, Alaska · 200 days ago · 17 km deep · 81 km away
  40. 1.917 km NW of Tatitlek, Alaska · 200 days ago · 19 km deep · 94 km away
  41. 2.043 km NNW of Valdez, Alaska · 199 days ago · 5 km deep · 84 km away
  42. 3.349 km SW of McCarthy, Alaska · 199 days ago · 5 km deep · 90 km away · felt by 1
  43. 2.035 km SSE of Nelchina, Alaska · 197 days ago · 27 km deep · 92 km away
  44. 1.935 km NNW of Valdez, Alaska · 197 days ago · 24 km deep · 81 km away
  45. 2.315 km NW of Valdez, Alaska · 197 days ago · 18 km deep · 73 km away
  46. 2.830 km SE of Tatitlek, Alaska · 194 days ago · 23 km deep · 82 km away · felt by 1
  47. 1.626 km W of Valdez, Alaska · 194 days ago · 15 km deep · 87 km away
  48. 2.048 km N of Valdez, Alaska · 194 days ago · 27 km deep · 78 km away
  49. 1.541 km NNW of Valdez, Alaska · 193 days ago · 33 km deep · 84 km away
  50. 2.134 km NNW of Valdez, Alaska · 192 days ago · 15 km deep · 79 km away · felt by 2
  51. 1.646 km N of Valdez, Alaska · 192 days ago · 33 km deep · 70 km away
  52. 2.519 km NW of Tatitlek, Alaska · 191 days ago · 20 km deep · 96 km away
  53. 1.932 km NNW of Valdez, Alaska · 190 days ago · 18 km deep · 79 km away
  54. 1.741 km N of Valdez, Alaska · 189 days ago · 12 km deep · 72 km away
  55. 2.919 km ESE of Cordova, Alaska · 188 days ago · 29 km deep · 83 km away
  56. 1.628 km WNW of Valdez, Alaska · 188 days ago · 1 km deep · 86 km away
  57. 1.814 km SW of Valdez, Alaska · 187 days ago · 2 km deep · 74 km away
  58. 1.940 km NW of Valdez, Alaska · 187 days ago · 17 km deep · 91 km away
  59. 1.541 km NNW of Valdez, Alaska · 186 days ago · 21 km deep · 79 km away
  60. 1.640 km ENE of Chitina, Alaska · 186 days ago · 62 km deep · 93 km away

The first 60 of 100.

Before

  1. 1.938 km SSE of Nelchina, Alaska · 218 days ago · 20 km deep · 89 km away
  2. 1.832 km NW of Valdez, Alaska · 219 days ago · 19 km deep · 87 km away
  3. 2.831 km NW of Valdez, Alaska · 219 days ago · 19 km deep · 87 km away
  4. 1.79 km NE of Silver Springs, Alaska · 220 days ago · 13 km deep · 98 km away
  5. 2.040 km SSE of Nelchina, Alaska · 220 days ago · 19 km deep · 87 km away
  6. 2.315 km NNE of Tatitlek, Alaska · 221 days ago · 7 km deep · 79 km away
  7. 1.595 km E of Cordova, Alaska · 221 days ago · 3 km deep · 97 km away
  8. 2.130 km WNW of Valdez, Alaska · 223 days ago · 17 km deep · 89 km away
  9. 2.144 km SSE of Nelchina, Alaska · 223 days ago · 16 km deep · 80 km away
  10. 2.144 km NNW of Valdez, Alaska · 223 days ago · 24 km deep · 79 km away
  11. 1.935 km NW of Valdez, Alaska · 224 days ago · 31 km deep · 86 km away
  12. 1.545 km N of Valdez, Alaska · 225 days ago · 24 km deep · 71 km away
  13. 1.643 km N of Valdez, Alaska · 225 days ago · 18 km deep · 71 km away
  14. 2.143 km N of Valdez, Alaska · 225 days ago · 12 km deep · 70 km away
  15. 1.722 km NW of Tatitlek, Alaska · 225 days ago · 19 km deep · 99 km away
  16. 1.848 km S of Tolsona, Alaska · 225 days ago · 19 km deep · 70 km away
  17. 1.650 km N of Valdez, Alaska · 226 days ago · 32 km deep · 73 km away
  18. 1.836 km NNW of Valdez, Alaska · 226 days ago · 11 km deep · 78 km away
  19. 1.539 km NNW of Valdez, Alaska · 226 days ago · 21 km deep · 84 km away
  20. 1.641 km NNW of Valdez, Alaska · 227 days ago · 21 km deep · 80 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event aka2026eablug. Read Fri, Oct 2, 2026, 11:37 AM UTC.