M2.5 earthquake 7 km SW of Volcano, Hawaii

Magnitude

2.5 (ml), micro

Local time

Tue, Jul 28, 1981, 5:02 PM HST

UTC

1981-07-29 03:02:35 UTC

Depth

1.7 km (1.1 mi), shallow

Epicenter

19.385° N, 155.277° W

Region

Hawaii

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.3 km horizontally, 0.3 km in depth

Magnitude uncertainty

±0.12

Depth from

From location

Station coverage gap

41°

Stations used

21

• Volcano, HawaiiPopulation 2,575. Forecast8 kmSW
• Hawaiian Paradise Park, HawaiiPopulation 11,404. Forecast39 kmSW
• Honolulu, HawaiiPopulation 350,964. Forecast344 kmSE

After

1. 2.113 km SSE of Volcano, HawaiiTue, Jul 28, 7:29 PM HST · 16499 days ago · 6 km deep · 11 km away
2. 2.27 km SW of Volcano, HawaiiTue, Jul 28, 9:14 PM HST · 16498 days ago · 2 km deep · 1 km away
3. 2.47 km SW of Volcano, HawaiiTue, Jul 28, 9:17 PM HST · 16498 days ago · 2 km deep · 1 km away
4. 1.98 km SW of Volcano, HawaiiWed, Jul 29, 1:04 AM HST · 16498 days ago · 2 km deep · 1 km away
5. 2.51 km N of Honaunau-Napoopoo, HawaiiWed, Jul 29, 1:44 AM HST · 16498 days ago · 1 km deep · 62 km away
6. 2.77 km SW of Volcano, HawaiiWed, Jul 29, 4:16 AM HST · 16498 days ago · 2 km deep · 1 km away
7. 2.5Island of Hawaii, HawaiiWed, Jul 29, 11:06 AM HST · 16498 days ago · 7 km deep · 17 km away
8. 2.19 km NNE of Puako, HawaiiWed, Jul 29, 11:21 AM HST · 16498 days ago · 21 km deep · 92 km away
9. 2.77 km SW of Volcano, HawaiiWed, Jul 29, 2:31 PM HST · 16498 days ago · 2 km deep · 1 km away
10. 3.59 km S of Volcano, HawaiiWed, Jul 29, 3:57 PM HST · 16498 days ago · 9 km deep · 4 km away
11. 2.18 km SSW of Volcano, HawaiiWed, Jul 29, 4:43 PM HST · 16498 days ago · 2 km deep · 0 km away
12. 2.17 km SW of Volcano, HawaiiWed, Jul 29, 7:28 PM HST · 16498 days ago · 2 km deep · 0 km away
13. 2.211 km S of Volcano, HawaiiWed, Jul 29, 9:27 PM HST · 16497 days ago · 8 km deep · 8 km away
14. 2.37 km SW of Volcano, HawaiiThu, Jul 30, 1:06 AM HST · 16497 days ago · 2 km deep · 1 km away
15. 2.8Island of Hawaii, HawaiiThu, Jul 30, 1:31 AM HST · 16497 days ago · 2 km deep · 1 km away
16. 1.89 km SSW of Volcano, HawaiiThu, Jul 30, 2:33 AM HST · 16497 days ago · 2 km deep · 2 km away
17. 2.28 km SW of Volcano, HawaiiThu, Jul 30, 3:51 AM HST · 16497 days ago · 2 km deep · 1 km away
18. 2.414 km SSE of Honaunau-Napoopoo, HawaiiThu, Jul 30, 9:21 AM HST · 16497 days ago · 10 km deep · 54 km away
19. 2.411 km SSE of Volcano, HawaiiThu, Jul 30, 11:48 AM HST · 16497 days ago · 8 km deep · 9 km away
20. 2.412 km SSE of Volcano, HawaiiThu, Jul 30, 2:13 PM HST · 16497 days ago · 7 km deep · 10 km away
21. 1.615 km S of Fern Forest, HawaiiThu, Jul 30, 7:38 PM HST · 16497 days ago · 7 km deep · 18 km away
22. 2.310 km SSW of Volcano, HawaiiFri, Jul 31, 5:28 AM HST · 16496 days ago · 2 km deep · 3 km away
23. 2.27 km SW of Volcano, HawaiiFri, Jul 31, 7:34 AM HST · 16496 days ago · 2 km deep · 1 km away
24. 2.015 km S of Volcano, HawaiiFri, Jul 31, 8:09 AM HST · 16496 days ago · 7 km deep · 10 km away
25. 2.46 km SW of Volcano, HawaiiFri, Jul 31, 8:17 AM HST · 16496 days ago · 2 km deep · 1 km away
26. 1.910 km SSE of Volcano, HawaiiFri, Jul 31, 2:01 PM HST · 16496 days ago · 8 km deep · 8 km away
27. 2.015 km S of Fern Forest, HawaiiFri, Jul 31, 4:45 PM HST · 16496 days ago · 8 km deep · 16 km away
28. 2.7Island of Hawaii, HawaiiFri, Jul 31, 6:04 PM HST · 16496 days ago · 1 km deep · 1 km away
29. 2.08 km SW of Volcano, HawaiiFri, Jul 31, 7:18 PM HST · 16496 days ago · 2 km deep · 1 km away
30. 2.67 km SW of Volcano, HawaiiSat, Aug 1, 1:31 AM HST · 16495 days ago · 2 km deep · 1 km away
31. 2.113 km SSW of Volcano, HawaiiSat, Aug 1, 1:47 AM HST · 16495 days ago · 7 km deep · 7 km away
32. 2.08 km SW of Volcano, HawaiiSat, Aug 1, 2:21 AM HST · 16495 days ago · 2 km deep · 1 km away
33. 2.57 km SW of Volcano, HawaiiSat, Aug 1, 5:38 AM HST · 16495 days ago · 2 km deep · 0 km away
34. 2.76 km SW of Volcano, HawaiiSat, Aug 1, 7:47 AM HST · 16495 days ago · 2 km deep · 1 km away
35. 2.114 km S of Fern Forest, HawaiiSat, Aug 1, 8:50 AM HST · 16495 days ago · 6 km deep · 18 km away
36. 3.115 km S of Fern Forest, HawaiiSat, Aug 1, 10:34 AM HST · 16495 days ago · 9 km deep · 17 km away
37. 2.412 km SSE of Volcano, HawaiiSat, Aug 1, 1:05 PM HST · 16495 days ago · 6 km deep · 10 km away
38. 2.48 km SW of Volcano, HawaiiSat, Aug 1, 4:33 PM HST · 16495 days ago · 2 km deep · 0 km away
39. 2.67 km SW of Volcano, HawaiiSat, Aug 1, 5:44 PM HST · 16495 days ago · 2 km deep · 1 km away
40. 3.47 km SW of Volcano, HawaiiSat, Aug 1, 5:45 PM HST · 16495 days ago · 2 km deep · 0 km away
41. 2.48 km SW of Volcano, HawaiiSat, Aug 1, 5:48 PM HST · 16495 days ago · 2 km deep · 0 km away
42. 2.38 km SW of Volcano, HawaiiSat, Aug 1, 6:03 PM HST · 16495 days ago · 2 km deep · 0 km away
43. 2.17 km SW of Volcano, HawaiiSat, Aug 1, 6:16 PM HST · 16495 days ago · 2 km deep · 1 km away
44. 2.07 km SW of Volcano, HawaiiSat, Aug 1, 11:30 PM HST · 16494 days ago · 2 km deep · 1 km away
45. 2.614 km S of Volcano, HawaiiSun, Aug 2, 1:11 AM HST · 16494 days ago · 7 km deep · 8 km away
46. 2.711 km SSE of Volcano, HawaiiSun, Aug 2, 3:36 AM HST · 16494 days ago · 8 km deep · 10 km away
47. 1.910 km SW of Volcano, HawaiiSun, Aug 2, 3:52 AM HST · 16494 days ago · 2 km deep · 2 km away
48. 2.011 km SSW of Volcano, HawaiiSun, Aug 2, 6:01 AM HST · 16494 days ago · 2 km deep · 3 km away
49. 3.113 km S of Kapaau, HawaiiSun, Aug 2, 8:48 AM HST · 16494 days ago · 21 km deep · 97 km away
50. 2.121 km N of P?hala, HawaiiSun, Aug 2, 9:02 AM HST · 16494 days ago · 6 km deep · 22 km away
51. 2.211 km WSW of Volcano, HawaiiSun, Aug 2, 10:45 AM HST · 16494 days ago · 12 km deep · 5 km away
52. 2.111 km SW of Volcano, HawaiiSun, Aug 2, 5:40 PM HST · 16494 days ago · 2 km deep · 4 km away
53. 2.211 km SW of Volcano, HawaiiSun, Aug 2, 5:50 PM HST · 16494 days ago · 2 km deep · 3 km away
54. 2.48 km SW of Volcano, HawaiiSun, Aug 2, 6:19 PM HST · 16494 days ago · 2 km deep · 1 km away
55. 2.116 km SW of Leilani Estates, HawaiiSun, Aug 2, 6:43 PM HST · 16494 days ago · 7 km deep · 27 km away
56. 2.011 km SW of Volcano, HawaiiSun, Aug 2, 9:06 PM HST · 16493 days ago · 2 km deep · 4 km away
57. 2.110 km SSW of Volcano, HawaiiSun, Aug 2, 11:07 PM HST · 16493 days ago · 2 km deep · 3 km away
58. 2.59 km SSW of Leilani Estates, HawaiiMon, Aug 3, 12:03 AM HST · 16493 days ago · 8 km deep · 33 km away
59. 1.811 km SW of Volcano, HawaiiMon, Aug 3, 5:39 AM HST · 16493 days ago · 2 km deep · 4 km away
60. 2.511 km SW of Volcano, HawaiiMon, Aug 3, 5:56 AM HST · 16493 days ago · 2 km deep · 3 km away

The first 60 of at least 200.

Before

1. 2.78 km SW of Volcano, HawaiiTue, Jul 28, 2:30 PM HST · 16499 days ago · 2 km deep · 1 km away
2. 3.416 km SE of Fern Forest, HawaiiTue, Jul 28, 10:18 AM HST · 16499 days ago · 8 km deep · 26 km away
3. 4.416 km SW of Leilani Estates, HawaiiTue, Jul 28, 10:00 AM HST · 16499 days ago · 8 km deep · 27 km away
4. 2.09 km SW of Volcano, HawaiiTue, Jul 28, 8:22 AM HST · 16499 days ago · 1 km deep · 2 km away
5. 2.18 km SW of Volcano, HawaiiTue, Jul 28, 7:55 AM HST · 16499 days ago · 2 km deep · 0 km away
6. 2.17 km SW of Volcano, HawaiiTue, Jul 28, 5:33 AM HST · 16499 days ago · 2 km deep · 1 km away
7. 2.67 km SW of Volcano, HawaiiTue, Jul 28, 5:33 AM HST · 16499 days ago · 2 km deep · 1 km away
8. 1.712 km S of Volcano, HawaiiTue, Jul 28, 3:56 AM HST · 16499 days ago · 3 km deep · 9 km away
9. 2.02 km SE of Leilani Estates, HawaiiTue, Jul 28, 1:38 AM HST · 16499 days ago · 5 km deep · 40 km away
10. 2.4Island of Hawaii, HawaiiMon, Jul 27, 11:30 PM HST · 16499 days ago · 2 km deep · 0 km away
11. 1.913 km S of Fern Forest, HawaiiMon, Jul 27, 9:51 PM HST · 16499 days ago · 7 km deep · 14 km away
12. 2.57 km SW of Volcano, HawaiiMon, Jul 27, 6:54 PM HST · 16500 days ago · 2 km deep · 1 km away
13. 3.514 km SSE of Volcano, HawaiiMon, Jul 27, 5:15 PM HST · 16500 days ago · 9 km deep · 12 km away
14. 2.226 km WNW of Volcano, HawaiiMon, Jul 27, 4:27 PM HST · 16500 days ago · 0 km deep · 25 km away
15. 1.914 km SSE of Volcano, HawaiiMon, Jul 27, 12:43 PM HST · 16500 days ago · 7 km deep · 13 km away
16. 2.4Island of Hawaii, HawaiiMon, Jul 27, 11:36 AM HST · 16500 days ago · 9 km deep · 23 km away
17. 1.914 km S of Volcano, HawaiiMon, Jul 27, 8:47 AM HST · 16500 days ago · 8 km deep · 8 km away
18. 1.910 km S of Volcano, HawaiiMon, Jul 27, 3:43 AM HST · 16500 days ago · 7 km deep · 5 km away
19. 2.58 km SW of Volcano, HawaiiMon, Jul 27, 1:44 AM HST · 16500 days ago · 1 km deep · 1 km away
20. 1.88 km SW of Volcano, HawaiiSun, Jul 26, 6:08 PM HST · 16501 days ago · 1 km deep · 0 km away

From the USGS Earthquake Hazards Program and its partner networks, event hv19812445. Read Tue, Sep 29, 2026, 5:25 PM UTC.