M2.1 earthquake 19 km WSW of Volcano, Hawaii

Magnitude

2.1 (ML, local (Richter)), micro

Magnitude from

Hawaiian Volcano Observatory

Local time

Mon, Apr 3, 1978, 1:49 AM HST

UTC

1978-04-03 11:49:43 UTC

Depth

7.2 km (4.5 mi), shallow

Epicenter

19.379° N, 155.406° W

Region

Hawaii

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.5 km horizontally, 0.9 km in depth

Magnitude uncertainty

±0.15

Depth from

From location

Station coverage gap

80°

Stations used

27

• Volcano, HawaiiPopulation 2,575. Forecast19 kmWSW
• Hilo, HawaiiPopulation 43,263. Forecast51 kmSW
• Honolulu, HawaiiPopulation 350,964. Forecast334 kmSE

After

1. 2.49 km SSW of Hilo, HawaiiMon, Apr 3, 1:52 AM HST · 17715 days ago · 15 km deep · 41 km away
2. 2.615 km S of Volcano, HawaiiMon, Apr 3, 2:37 AM HST · 17715 days ago · 9 km deep · 17 km away
3. 2.415 km SE of Fern Forest, HawaiiMon, Apr 3, 3:05 PM HST · 17714 days ago · 3 km deep · 38 km away
4. 2.225 km ENE of Honaunau-Napoopoo, HawaiiMon, Apr 3, 3:40 PM HST · 17714 days ago · 6 km deep · 30 km away
5. 2.118 km SSE of Fern Forest, HawaiiMon, Apr 3, 10:45 PM HST · 17714 days ago · 5 km deep · 39 km away
6. 2.117 km SSE of Fern Forest, HawaiiMon, Apr 3, 10:52 PM HST · 17714 days ago · 5 km deep · 38 km away
7. 2.013 km SSE of Eden Roc, HawaiiMon, Apr 3, 11:59 PM HST · 17714 days ago · 7 km deep · 39 km away
8. 2.99 km N of Wai‘?hinu, HawaiiTue, Apr 4, 8:00 AM HST · 17714 days ago · 3 km deep · 32 km away
9. 2.214 km S of Fern Forest, HawaiiTue, Apr 4, 3:00 PM HST · 17713 days ago · 6 km deep · 30 km away
10. 2.319 km W of Volcano, HawaiiTue, Apr 4, 4:59 PM HST · 17713 days ago · 9 km deep · 4 km away
11. 2.3Island of Hawaii, HawaiiTue, Apr 4, 5:42 PM HST · 17713 days ago · -1 km deep · 36 km away
12. 2.318 km ENE of Honaunau-Napoopoo, HawaiiTue, Apr 4, 5:42 PM HST · 17713 days ago · 2 km deep · 36 km away
13. 2.16 km SSW of Volcano, HawaiiTue, Apr 4, 10:45 PM HST · 17713 days ago · 2 km deep · 15 km away
14. 2.321 km W of Volcano, HawaiiTue, Apr 4, 11:45 PM HST · 17713 days ago · 5 km deep · 5 km away
15. 1.912 km SSE of Volcano, HawaiiWed, Apr 5, 1:25 AM HST · 17713 days ago · 5 km deep · 21 km away
16. 2.015 km NE of P?hala, HawaiiWed, Apr 5, 4:27 AM HST · 17713 days ago · 6 km deep · 10 km away
17. 1.914 km SSE of Volcano, HawaiiWed, Apr 5, 5:22 AM HST · 17713 days ago · 4 km deep · 22 km away
18. 2.313 km N of P?hala, HawaiiWed, Apr 5, 6:30 AM HST · 17713 days ago · 28 km deep · 8 km away
19. 2.06 km SSW of Volcano, HawaiiWed, Apr 5, 11:27 AM HST · 17713 days ago · 2 km deep · 15 km away
20. 2.59 km SW of P?hala, HawaiiWed, Apr 5, 3:25 PM HST · 17712 days ago · 6 km deep · 30 km away
21. 2.58 km S of Laup?hoehoe, HawaiiWed, Apr 5, 8:52 PM HST · 17712 days ago · 33 km deep · 62 km away
22. 2.113 km SSE of Volcano, HawaiiWed, Apr 5, 11:28 PM HST · 17712 days ago · 6 km deep · 22 km away
23. 2.211 km SSE of Volcano, HawaiiThu, Apr 6, 12:46 AM HST · 17712 days ago · 7 km deep · 23 km away
24. 3.515 km S of Fern Forest, HawaiiThu, Apr 6, 3:47 AM HST · 17712 days ago · 10 km deep · 29 km away
25. 2.013 km SSE of Fern Forest, HawaiiThu, Apr 6, 5:03 AM HST · 17712 days ago · 5 km deep · 31 km away
26. 2.014 km SSE of Fern Forest, HawaiiThu, Apr 6, 6:58 AM HST · 17712 days ago · 4 km deep · 32 km away
27. 2.817 km SW of Leilani Estates, HawaiiThu, Apr 6, 11:12 AM HST · 17712 days ago · 6 km deep · 41 km away
28. 3.013 km SSE of Volcano, HawaiiThu, Apr 6, 11:41 PM HST · 17711 days ago · 7 km deep · 22 km away
29. 2.112 km SSE of Volcano, HawaiiThu, Apr 6, 11:43 PM HST · 17711 days ago · 5 km deep · 22 km away
30. 2.317 km N of P?hala, HawaiiFri, Apr 7, 6:29 AM HST · 17711 days ago · 8 km deep · 8 km away
31. 2.116 km SE of Fern Forest, HawaiiFri, Apr 7, 9:20 AM HST · 17711 days ago · 8 km deep · 39 km away
32. 2.616 km W of Volcano, HawaiiFri, Apr 7, 12:55 PM HST · 17710 days ago · 9 km deep · 6 km away
33. 3.05 km SSW of Volcano, HawaiiFri, Apr 7, 3:22 PM HST · 17710 days ago · 2 km deep · 15 km away
34. 4.11 km N of Honomu, HawaiiFri, Apr 7, 4:43 PM HST · 17710 days ago · 39 km deep · 64 km away
35. 2.617 km S of Volcano, HawaiiFri, Apr 7, 7:47 PM HST · 17710 days ago · 10 km deep · 22 km away
36. 2.715 km S of Fern Forest, HawaiiSat, Apr 8, 11:34 AM HST · 17710 days ago · 9 km deep · 32 km away
37. 2.015 km S of Fern Forest, HawaiiSat, Apr 8, 3:39 PM HST · 17709 days ago · 6 km deep · 29 km away
38. 2.116 km SE of Fern Forest, HawaiiSun, Apr 9, 12:15 AM HST · 17709 days ago · 6 km deep · 40 km away
39. 2.711 km SSE of Fern Forest, HawaiiSun, Apr 9, 1:29 AM HST · 17709 days ago · 8 km deep · 35 km away
40. 1.98 km SSW of Leilani Estates, HawaiiSun, Apr 9, 4:02 AM HST · 17709 days ago · 6 km deep · 47 km away
41. 2.014 km S of Volcano, HawaiiSun, Apr 9, 4:11 AM HST · 17709 days ago · 8 km deep · 20 km away
42. 2.46 km SSW of Volcano, HawaiiMon, Apr 10, 1:59 AM HST · 17708 days ago · 2 km deep · 16 km away
43. 2.714 km SSE of Volcano, HawaiiMon, Apr 10, 2:44 AM HST · 17708 days ago · 8 km deep · 23 km away
44. 2.013 km SSE of Volcano, HawaiiMon, Apr 10, 4:03 PM HST · 17707 days ago · 7 km deep · 25 km away
45. 2.93 km NNW of Honaunau-Napoopoo, HawaiiMon, Apr 10, 9:23 PM HST · 17707 days ago · 5 km deep · 51 km away
46. 2.12 km ENE of P?hala, HawaiiTue, Apr 11, 7:32 AM HST · 17707 days ago · 0 km deep · 19 km away
47. 2.69 km ESE of Leilani Estates, HawaiiTue, Apr 11, 10:45 AM HST · 17707 days ago · 10 km deep · 60 km away
48. 2.116 km SE of Fern Forest, HawaiiTue, Apr 11, 5:48 PM HST · 17706 days ago · 6 km deep · 40 km away
49. 2.017 km SSW of Volcano, HawaiiWed, Apr 12, 5:53 AM HST · 17706 days ago · 7 km deep · 17 km away
50. 1.914 km S of Volcano, HawaiiWed, Apr 12, 7:57 AM HST · 17706 days ago · 3 km deep · 20 km away
51. 3.512 km S of Fern Forest, HawaiiWed, Apr 12, 9:35 AM HST · 17706 days ago · 9 km deep · 31 km away
52. 3.815 km SSE of Fern Forest, HawaiiWed, Apr 12, 8:55 PM HST · 17705 days ago · 8 km deep · 36 km away
53. 2.115 km SSE of Fern Forest, HawaiiWed, Apr 12, 9:44 PM HST · 17705 days ago · 3 km deep · 37 km away
54. 2.06 km SSW of Volcano, HawaiiThu, Apr 13, 12:10 AM HST · 17705 days ago · 3 km deep · 15 km away
55. 2.014 km NE of P?hala, HawaiiThu, Apr 13, 5:37 AM HST · 17705 days ago · 3 km deep · 9 km away
56. 2.416 km SE of Fern Forest, HawaiiThu, Apr 13, 6:31 AM HST · 17705 days ago · 7 km deep · 39 km away
57. 2.43 km SW of Volcano, HawaiiThu, Apr 13, 10:34 AM HST · 17705 days ago · 0 km deep · 16 km away
58. 2.415 km SSE of Fern Forest, HawaiiThu, Apr 13, 12:49 PM HST · 17704 days ago · 7 km deep · 37 km away
59. 2.219 km N of P?hala, HawaiiThu, Apr 13, 4:10 PM HST · 17704 days ago · 8 km deep · 6 km away
60. 2.3Island of Hawaii, HawaiiThu, Apr 13, 9:11 PM HST · 17704 days ago · 31 km deep · 11 km away

The first 60 of 197.

Before

1. 2.112 km SSE of Volcano, HawaiiSun, Apr 2, 9:37 PM HST · 17715 days ago · 6 km deep · 22 km away
2. 3.513 km SSE of Volcano, HawaiiSun, Apr 2, 6:28 PM HST · 17715 days ago · 8 km deep · 23 km away
3. 2.714 km S of Volcano, HawaiiSun, Apr 2, 1:16 PM HST · 17715 days ago · 9 km deep · 17 km away
4. 2.11 km NE of Leilani Estates, HawaiiSun, Apr 2, 6:39 AM HST · 17716 days ago · 2 km deep · 54 km away
5. 2.28 km E of Leilani Estates, HawaiiSun, Apr 2, 3:42 AM HST · 17716 days ago · 8 km deep · 60 km away
6. 2.014 km SSE of Volcano, HawaiiSat, Apr 1, 11:02 PM HST · 17716 days ago · 5 km deep · 23 km away
7. 2.124 km N of P?hala, HawaiiSat, Apr 1, 1:00 PM HST · 17716 days ago · 8 km deep · 8 km away
8. 2.824 km W of Volcano, HawaiiSat, Apr 1, 6:58 AM HST · 17717 days ago · 9 km deep · 8 km away
9. 2.514 km SSE of Volcano, HawaiiFri, Mar 31, 3:34 PM HST · 17717 days ago · 8 km deep · 24 km away
10. 2.215 km S of Fern Forest, HawaiiFri, Mar 31, 2:52 PM HST · 17717 days ago · 6 km deep · 29 km away
11. 2.514 km S of Fern Forest, HawaiiFri, Mar 31, 1:10 PM HST · 17717 days ago · 7 km deep · 31 km away
12. 2.414 km S of Fern Forest, HawaiiFri, Mar 31, 5:47 AM HST · 17718 days ago · 7 km deep · 28 km away
13. 3.423 km N of P?hala, HawaiiFri, Mar 31, 5:23 AM HST · 17718 days ago · 9 km deep · 8 km away
14. 2.318 km NE of Honaunau-Napoopoo, HawaiiFri, Mar 31, 2:49 AM HST · 17718 days ago · 3 km deep · 38 km away
15. 2.215 km S of Fern Forest, HawaiiFri, Mar 31, 2:17 AM HST · 17718 days ago · 8 km deep · 29 km away
16. 2.113 km W of Volcano, HawaiiFri, Mar 31, 12:27 AM HST · 17718 days ago · 9 km deep · 9 km away
17. 2.25 km SW of Volcano, HawaiiThu, Mar 30, 9:05 PM HST · 17718 days ago · 2 km deep · 15 km away
18. 2.014 km SSE of Eden Roc, HawaiiThu, Mar 30, 8:58 PM HST · 17718 days ago · 7 km deep · 39 km away
19. 2.514 km NE of P?hala, HawaiiThu, Mar 30, 12:09 PM HST · 17718 days ago · 4 km deep · 8 km away
20. 2.017 km SSW of Volcano, HawaiiThu, Mar 30, 5:00 AM HST · 17719 days ago · 8 km deep · 18 km away

From the USGS Earthquake Hazards Program and its partner networks, event hv19780541. Read Sat, Oct 3, 2026, 9:31 AM UTC.