M1.7 earthquake 231 km W of Adak, Alaska

Magnitude

1.7 (ML, local (Richter)), micro

Magnitude from

Alaska Earthquake Center

Local time

Mon, Jul 23, 2018, 5:25 PM HADT

UTC

2018-07-24 02:25:07 UTC

Depth

73.2 km (45.5 mi), intermediate-depth

Epicenter

51.544° N, 179.935° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Stations used

16

After

1. 1.7Rat Islands, Aleutian Islands, AlaskaTue, Jul 24, 5:43 PM GMT+12 · 2992 days ago · 58 km deep · 91 km away
2. 2.6262 km WSW of Adak, AlaskaTue, Jul 24, 5:45 PM GMT+12 · 2992 days ago · 54 km deep · 34 km away
3. 2.2235 km W of Adak, AlaskaTue, Jul 24, 3:26 AM HADT · 2992 days ago · 68 km deep · 4 km away
4. 3.0Rat Islands, Aleutian Islands, AlaskaWed, Jul 25, 1:09 AM GMT+12 · 2992 days ago · 24 km deep · 86 km away
5. 2.1226 km WSW of Adak, AlaskaTue, Jul 24, 12:09 PM HADT · 2991 days ago · 13 km deep · 27 km away
6. 2.1298 km W of Adak, AlaskaThu, Jul 26, 8:55 PM GMT+12 · 2990 days ago · 64 km deep · 68 km away
7. 2.8269 km WSW of Adak, AlaskaThu, Jul 26, 10:11 PM GMT+12 · 2990 days ago · 21 km deep · 55 km away
8. 2.0208 km W of Adak, AlaskaFri, Jul 27, 5:34 PM HADT · 2988 days ago · 90 km deep · 27 km away
9. 3.0230 km W of Adak, AlaskaSat, Jul 28, 12:27 AM HADT · 2988 days ago · 87 km deep · 4 km away
10. 1.5260 km W of Adak, AlaskaSun, Jul 29, 12:36 PM GMT+12 · 2987 days ago · 16 km deep · 50 km away
11. 2.6217 km WSW of Adak, AlaskaMon, Jul 30, 9:49 PM HADT · 2985 days ago · 10 km deep · 84 km away
12. 2.0212 km WSW of Adak, AlaskaTue, Jul 31, 2:54 AM HADT · 2985 days ago · 12 km deep · 65 km away
13. 1.6267 km W of Adak, AlaskaWed, Aug 1, 7:12 AM GMT+12 · 2984 days ago · 13 km deep · 59 km away
14. 2.3281 km WSW of Adak, AlaskaThu, Aug 2, 1:42 AM GMT+12 · 2984 days ago · 28 km deep · 57 km away
15. 2.6193 km WSW of Adak, AlaskaThu, Aug 2, 6:59 AM HADT · 2982 days ago · 21 km deep · 59 km away
16. 2.6251 km W of Adak, AlaskaSat, Aug 4, 10:33 AM GMT+12 · 2981 days ago · 120 km deep · 44 km away
17. 1.9132 km W of Adak, AlaskaSat, Aug 4, 1:45 PM HADT · 2980 days ago · 24 km deep · 98 km away
18. 4.1Rat Islands, Aleutian Islands, AlaskaSun, Aug 5, 12:15 PM GMT+12 · 2980 days ago · 32 km deep · 77 km away
19. 2.7243 km WSW of Adak, AlaskaSat, Aug 4, 12:37 PM GMT-12 · 2980 days ago · 14 km deep · 49 km away
20. 4.1Rat Islands, Aleutian Islands, AlaskaSun, Aug 5, 12:43 PM GMT+12 · 2980 days ago · 25 km deep · 83 km away
21. 2.8Rat Islands, Aleutian Islands, AlaskaSun, Aug 5, 3:08 PM GMT+12 · 2980 days ago · 21 km deep · 81 km away
22. 4.5Rat Islands, Aleutian Islands, AlaskaSun, Aug 5, 6:11 PM GMT+12 · 2980 days ago · 35 km deep · 75 km away
23. 1.9239 km W of Adak, AKSun, Aug 5, 7:09 PM GMT+12 · 2980 days ago · 6 km deep · 21 km away
24. 3.1Rat Islands, Aleutian Islands, AlaskaSun, Aug 5, 8:00 PM GMT+12 · 2980 days ago · 26 km deep · 84 km away
25. 1.6286 km WSW of Adak, AlaskaTue, Aug 7, 1:56 AM GMT+12 · 2978 days ago · 37 km deep · 57 km away
26. 2.8252 km W of Adak, AlaskaTue, Aug 7, 5:40 AM GMT+12 · 2978 days ago · 197 km deep · 47 km away
27. 1.9Rat Islands, Aleutian Islands, AlaskaTue, Aug 7, 10:49 AM GMT+12 · 2978 days ago · 36 km deep · 81 km away
28. 1.9131 km W of Adak, AlaskaTue, Aug 7, 9:06 AM HADT · 2977 days ago · 7 km deep · 100 km away
29. 2.4289 km W of Adak, AlaskaThu, Aug 9, 6:09 AM GMT+12 · 2976 days ago · 80 km deep · 63 km away
30. 1.8181 km WSW of Adak, AlaskaThu, Aug 9, 2:12 AM HADT · 2976 days ago · 24 km deep · 53 km away
31. 2.3286 km W of Adak, AlaskaFri, Aug 10, 4:09 PM GMT+12 · 2975 days ago · 70 km deep · 58 km away
32. 2.1Rat Islands, Aleutian Islands, AlaskaFri, Aug 10, 4:24 PM GMT+12 · 2975 days ago · 60 km deep · 83 km away
33. 3.7258 km WSW of Adak, AlaskaSat, Aug 11, 1:43 AM GMT+12 · 2975 days ago · 22 km deep · 36 km away
34. 3.7237 km W of Adak, AlaskaSat, Aug 11, 10:39 AM GMT+12 · 2974 days ago · 73 km deep · 6 km away
35. 3.7250 km WSW of Adak, AlaskaSat, Aug 11, 12:07 PM GMT+12 · 2974 days ago · 34 km deep · 51 km away
36. 2.0235 km WSW of Adak, AlaskaFri, Aug 10, 3:16 PM HADT · 2974 days ago · 15 km deep · 41 km away
37. 1.9132 km W of Adak, AlaskaFri, Aug 10, 11:39 PM HADT · 2974 days ago · 104 km deep · 99 km away
38. 2.0230 km W of Adak, AlaskaSat, Aug 11, 3:28 AM HADT · 2974 days ago · 85 km deep · 16 km away
39. 2.2198 km WSW of Adak, AlaskaSat, Aug 11, 11:19 AM HADT · 2973 days ago · 23 km deep · 46 km away
40. 2.0239 km WSW of Adak, AlaskaSat, Aug 11, 9:47 PM GMT-12 · 2973 days ago · 13 km deep · 59 km away
41. 2.0Rat Islands, Aleutian Islands, AlaskaMon, Aug 13, 9:09 AM GMT+12 · 2972 days ago · 19 km deep · 87 km away
42. 1.8200 km WSW of Adak, AlaskaMon, Aug 13, 4:07 AM HADT · 2972 days ago · 26 km deep · 64 km away
43. 4.1278 km WSW of Adak, AlaskaTue, Aug 14, 10:44 AM GMT+12 · 2971 days ago · 47 km deep · 62 km away
44. 1.9258 km WSW of Adak, AlaskaTue, Aug 14, 11:59 AM GMT+12 · 2971 days ago · 66 km deep · 29 km away
45. 2.3Rat Islands, Aleutian Islands, AlaskaTue, Aug 14, 2:05 PM GMT+12 · 2971 days ago · 7 km deep · 70 km away
46. 1.7Rat Islands, Aleutian Islands, AlaskaWed, Aug 15, 12:36 AM GMT+12 · 2971 days ago · 30 km deep · 88 km away
47. 1.9214 km W of Adak, AlaskaTue, Aug 14, 1:52 PM HADT · 2970 days ago · 106 km deep · 31 km away
48. 1.7269 km WSW of Adak, AlaskaWed, Aug 15, 6:18 PM GMT+12 · 2970 days ago · 49 km deep · 41 km away
49. 2.1262 km W of Adak, AlaskaWed, Aug 15, 11:48 PM GMT+12 · 2970 days ago · 150 km deep · 53 km away
50. 2.2Rat Islands, Aleutian Islands, AlaskaThu, Aug 16, 12:38 AM GMT+12 · 2970 days ago · 89 km deep · 98 km away
51. 2.5214 km W of Adak, AlaskaWed, Aug 15, 7:58 AM HADT · 2969 days ago · 187 km deep · 67 km away
52. 1.6143 km W of Adak, AlaskaWed, Aug 15, 11:16 AM HADT · 2969 days ago · 15 km deep · 87 km away
53. 1.7206 km WSW of Adak, AlaskaWed, Aug 15, 12:52 PM HADT · 2969 days ago · 25 km deep · 37 km away
54. 2.1142 km W of Adak, AlaskaWed, Aug 15, 4:50 PM HADT · 2969 days ago · 12 km deep · 90 km away
55. 2.1203 km WSW of Adak, AlaskaWed, Aug 15, 5:51 PM HADT · 2969 days ago · 8 km deep · 72 km away
56. 2.1236 km WSW of Adak, AlaskaThu, Aug 16, 5:12 AM HADT · 2968 days ago · 13 km deep · 41 km away
57. 2.7234 km W of Adak, AlaskaThu, Aug 16, 4:05 PM HADT · 2968 days ago · 177 km deep · 55 km away
58. 2.3236 km W of Adak, AlaskaThu, Aug 16, 5:57 PM HADT · 2968 days ago · 90 km deep · 17 km away
59. 1.8198 km WSW of Adak, AlaskaSat, Aug 18, 7:56 AM HADT · 2966 days ago · 26 km deep · 52 km away
60. 3.0234 km WSW of Adak, AlaskaSat, Aug 18, 5:16 PM HADT · 2966 days ago · 32 km deep · 49 km away

The first 60 of 108.

Before

1. 2.1274 km W of Adak, AlaskaTue, Jul 24, 9:20 AM GMT+12 · 2992 days ago · 13 km deep · 43 km away
2. 2.1134 km WSW of Adak, AlaskaMon, Jul 23, 3:23 AM HADT · 2993 days ago · 5 km deep · 96 km away
3. 2.3150 km W of Adak, AlaskaSun, Jul 22, 9:57 PM HADT · 2993 days ago · 141 km deep · 88 km away
4. 1.9204 km WSW of Adak, AlaskaSun, Jul 22, 7:57 PM HADT · 2993 days ago · 12 km deep · 47 km away
5. 2.1Rat Islands, Aleutian Islands, AlaskaMon, Jul 23, 3:42 AM GMT+12 · 2993 days ago · 109 km deep · 95 km away
6. 1.9153 km WSW of Adak, AlaskaSat, Jul 21, 10:12 PM HADT · 2994 days ago · 20 km deep · 78 km away
7. 1.9246 km W of Adak, AlaskaSun, Jul 22, 8:09 AM GMT+12 · 2994 days ago · 24 km deep · 17 km away
8. 2.2249 km W of Adak, AlaskaSun, Jul 22, 7:55 AM GMT+12 · 2994 days ago · 170 km deep · 53 km away
9. 1.8250 km W of Adak, AlaskaSat, Jul 21, 10:50 PM GMT+12 · 2995 days ago · 89 km deep · 30 km away
10. 1.8266 km WSW of Adak, AlaskaSat, Jul 21, 9:38 PM GMT+12 · 2995 days ago · 31 km deep · 38 km away
11. 2.6185 km WSW of Adak, AlaskaFri, Jul 20, 5:30 PM HADT · 2995 days ago · 73 km deep · 48 km away
12. 2.1195 km WSW of Adak, AlaskaWed, Jul 18, 4:54 PM HADT · 2997 days ago · 16 km deep · 70 km away
13. 2.3196 km WSW of Adak, AlaskaWed, Jul 18, 4:24 PM HADT · 2997 days ago · 18 km deep · 70 km away
14. 2.3214 km W of Adak, AlaskaWed, Jul 18, 10:59 AM HADT · 2997 days ago · 169 km deep · 59 km away
15. 2.0295 km W of Adak, AlaskaWed, Jul 18, 4:55 PM GMT+12 · 2998 days ago · 72 km deep · 68 km away
16. 3.3Rat Islands, Aleutian Islands, AlaskaWed, Jul 18, 11:47 AM GMT+12 · 2998 days ago · 54 km deep · 85 km away
17. 1.9188 km WSW of Adak, AlaskaMon, Jul 16, 5:42 PM HADT · 2999 days ago · 26 km deep · 58 km away
18. 2.0Rat Islands, Aleutian Islands, AlaskaMon, Jul 16, 8:07 PM GMT+12 · 3000 days ago · 34 km deep · 87 km away
19. 1.5188 km WSW of Adak, AlaskaSun, Jul 15, 12:02 PM HADT · 3000 days ago · 26 km deep · 56 km away
20. 1.9202 km WSW of Adak, AlaskaSat, Jul 14, 9:01 PM HADT · 3001 days ago · 40 km deep · 36 km away

From the USGS Earthquake Hazards Program and its partner networks, event ak0189f2idya (also filed as ak19992228). Read Fri, Oct 2, 2026, 1:14 AM UTC.