M4.0 earthquake 74 km SW of Adak, Alaska

Magnitude

4.0 (mb, body-wave), light

Magnitude from

USGS National Earthquake Information Center

Local time

Mon, Jul 15, 1996, 7:36 PM HADT

UTC

1996-07-16 04:36:38 UTC

Depth

33.0 km (20.5 mi), shallow

Epicenter

51.478° N, 177.503° W

Region

Alaska

Tsunami flag

No

Status

Reviewed by a seismologist

Depth from

OPERATOR_ASSIGNED

After

1. 4.496 km SSW of Adak, AlaskaTue, Jul 16, 5:31 PM HADT · 11037 days ago · 33 km deep · 47 km away
2. 4.382 km S of Adak, AlaskaWed, Jul 17, 11:55 PM HADT · 11035 days ago · 33 km deep · 80 km away
3. 5.181 km WSW of Adak, AlaskaThu, Jul 18, 11:28 PM HADT · 11034 days ago · 33 km deep · 12 km away
4. 4.7133 km WSW of Adak, AlaskaSat, Jul 20, 9:02 PM HADT · 11033 days ago · 33 km deep · 60 km away
5. 4.291 km W of Adak, AlaskaSun, Jul 21, 8:38 PM HADT · 11032 days ago · 33 km deep · 50 km away
6. 4.5121 km SW of Adak, AlaskaTue, Jul 23, 9:11 PM HADT · 11030 days ago · 33 km deep · 46 km away
7. 5.138 km WSW of Adak, AlaskaWed, Jul 24, 2:53 PM HADT · 11029 days ago · 55 km deep · 36 km away
8. 4.157 km SSE of Adak, AlaskaFri, Jul 26, 11:27 AM HADT · 11027 days ago · 33 km deep · 82 km away
9. 3.7145 km WSW of Adak, AlaskaFri, Aug 9, 2:24 AM HADT · 11013 days ago · 33 km deep · 78 km away
10. 4.0145 km WSW of Adak, AlaskaFri, Aug 9, 4:12 AM HADT · 11013 days ago · 33 km deep · 81 km away
11. 4.1134 km SW of Adak, AlaskaFri, Aug 9, 6:59 PM HADT · 11013 days ago · 33 km deep · 59 km away
12. 4.064 km SSE of Adak, AlaskaSun, Aug 11, 7:40 PM HADT · 11011 days ago · 33 km deep · 82 km away
13. 4.2138 km WSW of Adak, AlaskaMon, Aug 12, 10:13 AM HADT · 11010 days ago · 33 km deep · 65 km away
14. 4.364 km S of Adak, AlaskaFri, Aug 16, 7:51 PM HADT · 11006 days ago · 33 km deep · 66 km away
15. 6.0Andreanof Islands, Aleutian Islands, AlaskaSun, Aug 18, 7:19 PM HADT · 11004 days ago · 33 km deep · 60 km away
16. 5.3129 km WSW of Adak, AlaskaTue, Aug 20, 3:02 AM HADT · 11002 days ago · 33 km deep · 63 km away
17. 5.2126 km WSW of Adak, AlaskaTue, Aug 20, 11:54 PM HADT · 11001 days ago · 33 km deep · 54 km away
18. 4.261 km SSW of Adak, AlaskaThu, Aug 22, 3:29 PM HADT · 11000 days ago · 33 km deep · 41 km away
19. 4.595 km SW of Adak, AlaskaSat, Aug 24, 7:45 PM HADT · 10998 days ago · 33 km deep · 21 km away
20. 5.138 km SW of Adak, AlaskaSun, Aug 25, 12:07 AM HADT · 10997 days ago · 33 km deep · 39 km away
21. 4.552 km SSW of Adak, AlaskaMon, Aug 26, 7:52 AM HADT · 10996 days ago · 33 km deep · 43 km away
22. 4.268 km S of Adak, AlaskaMon, Aug 26, 6:13 PM HADT · 10996 days ago · 33 km deep · 66 km away
23. 4.064 km S of Adak, AlaskaTue, Aug 27, 8:03 PM HADT · 10995 days ago · 33 km deep · 60 km away
24. 4.4127 km SW of Adak, AlaskaThu, Aug 29, 1:05 PM HADT · 10993 days ago · 33 km deep · 53 km away
25. 4.3162 km WSW of Adak, AlaskaThu, Aug 29, 8:30 PM HADT · 10993 days ago · 33 km deep · 92 km away
26. 4.163 km S of Adak, AlaskaFri, Aug 30, 4:01 AM HADT · 10992 days ago · 33 km deep · 59 km away
27. 5.5117 km WSW of Adak, AlaskaSat, Aug 31, 11:47 AM HADT · 10991 days ago · 44 km deep · 50 km away
28. 4.279 km SSW of Adak, AlaskaSun, Sep 1, 7:09 AM HADT · 10990 days ago · 33 km deep · 52 km away
29. 5.133 km SE of Adak, AlaskaSun, Sep 8, 2:07 AM HADT · 10983 days ago · 60 km deep · 88 km away
30. 5.1131 km WSW of Adak, AlaskaFri, Sep 13, 4:41 AM HADT · 10978 days ago · 33 km deep · 67 km away

Before

1. 4.3171 km WSW of Adak, AlaskaMon, Jul 15, 5:10 AM HADT · 11038 days ago · 33 km deep · 99 km away
2. 3.995 km S of Adak, AlaskaSun, Jul 14, 10:07 AM HADT · 11039 days ago · 33 km deep · 78 km away
3. 5.187 km S of Adak, AlaskaSun, Jul 14, 8:07 AM HADT · 11039 days ago · 33 km deep · 79 km away
4. 3.8101 km S of Adak, AlaskaSun, Jul 14, 8:02 AM HADT · 11039 days ago · 33 km deep · 89 km away
5. 5.2101 km SW of Adak, AlaskaSat, Jul 13, 6:10 AM HADT · 11040 days ago · 33 km deep · 28 km away
6. 4.089 km SW of Adak, AlaskaFri, Jul 12, 5:06 PM HADT · 11041 days ago · 33 km deep · 15 km away
7. 4.290 km WSW of Adak, AlaskaThu, Jul 11, 9:03 PM HADT · 11042 days ago · 33 km deep · 19 km away
8. 4.762 km WSW of Adak, AlaskaTue, Jul 9, 6:12 PM HADT · 11044 days ago · 33 km deep · 19 km away
9. 4.281 km SSW of Adak, AlaskaTue, Jul 9, 3:04 PM HADT · 11044 days ago · 33 km deep · 46 km away
10. 3.690 km SSW of Adak, AlaskaTue, Jul 9, 11:10 AM HADT · 11044 days ago · 33 km deep · 36 km away
11. 3.8101 km S of Adak, AlaskaTue, Jul 9, 3:57 AM HADT · 11044 days ago · 33 km deep · 79 km away
12. 4.092 km S of Adak, AlaskaTue, Jul 9, 3:29 AM HADT · 11044 days ago · 33 km deep · 69 km away
13. 3.997 km S of Adak, AlaskaMon, Jul 8, 1:03 PM HADT · 11045 days ago · 33 km deep · 70 km away
14. 3.9117 km SW of Adak, AlaskaSun, Jul 7, 9:18 PM HADT · 11046 days ago · 33 km deep · 50 km away
15. 4.096 km SW of Adak, AlaskaSun, Jul 7, 4:23 PM HADT · 11046 days ago · 33 km deep · 34 km away
16. 4.549 km SSW of Adak, AlaskaThu, Jul 4, 8:15 PM HADT · 11049 days ago · 33 km deep · 38 km away
17. 4.0101 km SSW of Adak, AlaskaTue, Jul 2, 3:13 AM HADT · 11051 days ago · 33 km deep · 45 km away
18. 3.992 km S of Adak, AlaskaSun, Jun 30, 5:22 AM HADT · 11053 days ago · 33 km deep · 90 km away
19. 4.0105 km SW of Adak, AlaskaSun, Jun 30, 2:49 AM HADT · 11053 days ago · 33 km deep · 33 km away
20. 5.047 km W of Adak, AlaskaSat, Jun 29, 3:52 PM HADT · 11054 days ago · 33 km deep · 43 km away

From the USGS Earthquake Hazards Program and its partner networks, event usp0007m3r. Read Sun, Oct 4, 2026, 6:21 PM UTC.