M1.8 earthquake 13 km WSW of Volcano, Hawaii

Magnitude

1.8 (ML, local (Richter)), micro

Magnitude from

Hawaiian Volcano Observatory

Local time

Fri, Dec 23, 1983, 1:26 AM HST

UTC

1983-12-23 11:26:12 UTC

Depth

8.9 km (5.5 mi), shallow

Epicenter

19.416° N, 155.356° W

Region

Hawaii

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.4 km horizontally, 0.8 km in depth

Magnitude uncertainty

±0.07

Depth from

From location

Station coverage gap

55°

Stations used

33

• Volcano, HawaiiPopulation 2,575. Forecast13 kmWSW
• Hilo, HawaiiPopulation 43,263. Forecast45 kmSW
• Honolulu, HawaiiPopulation 350,964. Forecast335 kmSE

After

1. 1.717 km ENE of P?hala, HawaiiFri, Dec 23, 3:40 AM HST · 15627 days ago · 7 km deep · 14 km away
2. 2.415 km S of Volcano, HawaiiFri, Dec 23, 8:41 AM HST · 15627 days ago · 8 km deep · 19 km away
3. 2.518 km N of P?hala, HawaiiFri, Dec 23, 11:17 AM HST · 15626 days ago · 8 km deep · 15 km away
4. 2.524 km E of Honaunau-Napoopoo, HawaiiFri, Dec 23, 2:00 PM HST · 15626 days ago · 1 km deep · 29 km away
5. 2.010 km ENE of P?pa‘ikou, HawaiiFri, Dec 23, 7:57 PM HST · 15626 days ago · 39 km deep · 58 km away
6. 2.82 km SSE of P?hala, HawaiiFri, Dec 23, 8:52 PM HST · 15626 days ago · 6 km deep · 29 km away
7. 2.82 km ENE of P?hala, HawaiiFri, Dec 23, 8:53 PM HST · 15626 days ago · 8 km deep · 25 km away
8. 2.118 km N of P?hala, HawaiiFri, Dec 23, 11:28 PM HST · 15626 days ago · 8 km deep · 14 km away
9. 2.513 km WSW of Volcano, HawaiiFri, Dec 23, 11:40 PM HST · 15626 days ago · 10 km deep · 5 km away
10. 2.716 km WNW of Kalaoa, HawaiiSat, Dec 24, 12:00 AM HST · 15626 days ago · 30 km deep · 91 km away
11. 2.216 km W of Volcano, HawaiiSat, Dec 24, 1:30 AM HST · 15626 days ago · 5 km deep · 5 km away
12. 1.710 km W of Volcano, HawaiiSat, Dec 24, 5:23 AM HST · 15626 days ago · 6 km deep · 3 km away
13. 2.223 km W of Volcano, HawaiiSat, Dec 24, 7:15 AM HST · 15626 days ago · 4 km deep · 11 km away
14. 1.812 km WSW of Volcano, HawaiiSat, Dec 24, 8:38 AM HST · 15626 days ago · 10 km deep · 4 km away
15. 2.422 km W of Volcano, HawaiiSat, Dec 24, 12:36 PM HST · 15625 days ago · 4 km deep · 12 km away
16. 2.513 km S of Volcano, HawaiiSat, Dec 24, 12:38 PM HST · 15625 days ago · 6 km deep · 18 km away
17. 1.912 km WSW of Volcano, HawaiiSat, Dec 24, 1:20 PM HST · 15625 days ago · 9 km deep · 1 km away
18. 2.116 km N of P?hala, HawaiiSat, Dec 24, 1:42 PM HST · 15625 days ago · 4 km deep · 16 km away
19. 1.916 km W of Volcano, HawaiiSat, Dec 24, 4:20 PM HST · 15625 days ago · 9 km deep · 5 km away
20. 1.714 km S of Volcano, HawaiiSat, Dec 24, 4:54 PM HST · 15625 days ago · 5 km deep · 19 km away
21. 2.817 km N of P?hala, HawaiiSat, Dec 24, 5:27 PM HST · 15625 days ago · 4 km deep · 13 km away
22. 2.412 km S of Fern Forest, HawaiiSat, Dec 24, 9:04 PM HST · 15625 days ago · 7 km deep · 26 km away
23. 1.921 km NNE of P?hala, HawaiiSat, Dec 24, 10:38 PM HST · 15625 days ago · 9 km deep · 9 km away
24. 1.623 km N of P?hala, HawaiiSun, Dec 25, 1:42 AM HST · 15625 days ago · 6 km deep · 14 km away
25. 1.913 km WSW of Volcano, HawaiiSun, Dec 25, 2:24 AM HST · 15625 days ago · 10 km deep · 1 km away
26. 2.112 km WSW of Volcano, HawaiiSun, Dec 25, 4:47 AM HST · 15625 days ago · 9 km deep · 4 km away
27. 2.811 km ENE of Kalaoa, HawaiiSun, Dec 25, 6:39 AM HST · 15625 days ago · 25 km deep · 67 km away
28. 2.626 km N of P?hala, HawaiiSun, Dec 25, 8:39 AM HST · 15625 days ago · 7 km deep · 14 km away
29. 2.716 km W of Volcano, HawaiiSun, Dec 25, 3:35 PM HST · 15624 days ago · 0 km deep · 6 km away
30. 1.514 km S of Volcano, HawaiiSun, Dec 25, 9:36 PM HST · 15624 days ago · 6 km deep · 18 km away
31. 1.616 km SE of Fern Forest, HawaiiMon, Dec 26, 2:14 AM HST · 15624 days ago · 4 km deep · 34 km away
32. 1.812 km WSW of Volcano, HawaiiMon, Dec 26, 2:58 AM HST · 15624 days ago · 8 km deep · 1 km away
33. 2.418 km N of P?hala, HawaiiMon, Dec 26, 7:07 AM HST · 15624 days ago · 8 km deep · 12 km away
34. 1.8Island of Hawaii, HawaiiMon, Dec 26, 10:01 AM HST · 15623 days ago · 8 km deep · 1 km away
35. 2.112 km W of Volcano, HawaiiMon, Dec 26, 10:18 AM HST · 15623 days ago · 9 km deep · 1 km away
36. 2.314 km SSE of Volcano, HawaiiMon, Dec 26, 12:59 PM HST · 15623 days ago · 6 km deep · 23 km away
37. 2.215 km S of Volcano, HawaiiTue, Dec 27, 1:02 AM HST · 15623 days ago · 6 km deep · 19 km away
38. 1.820 km N of P?hala, HawaiiTue, Dec 27, 3:26 AM HST · 15623 days ago · 9 km deep · 10 km away
39. 2.412 km W of Volcano, HawaiiTue, Dec 27, 6:13 AM HST · 15623 days ago · 9 km deep · 1 km away
40. 2.125 km N of P?hala, HawaiiTue, Dec 27, 6:21 AM HST · 15623 days ago · 7 km deep · 15 km away
41. 2.225 km W of Volcano, HawaiiTue, Dec 27, 9:34 AM HST · 15622 days ago · 7 km deep · 13 km away
42. 1.824 km N of P?hala, HawaiiTue, Dec 27, 11:08 AM HST · 15622 days ago · 6 km deep · 14 km away
43. 3.415 km SSE of Volcano, HawaiiTue, Dec 27, 2:50 PM HST · 15622 days ago · 8 km deep · 21 km away
44. 1.920 km NNE of P?hala, HawaiiTue, Dec 27, 4:46 PM HST · 15622 days ago · 9 km deep · 10 km away
45. 2.118 km N of P?hala, HawaiiTue, Dec 27, 8:57 PM HST · 15622 days ago · 8 km deep · 15 km away
46. 1.814 km SSE of Volcano, HawaiiTue, Dec 27, 9:09 PM HST · 15622 days ago · 8 km deep · 21 km away
47. 1.910 km W of Volcano, HawaiiTue, Dec 27, 10:52 PM HST · 15622 days ago · 6 km deep · 3 km away
48. 1.717 km SSW of Volcano, HawaiiTue, Dec 27, 11:07 PM HST · 15622 days ago · 7 km deep · 17 km away
49. 2.024 km W of Volcano, HawaiiTue, Dec 27, 11:26 PM HST · 15622 days ago · 6 km deep · 13 km away
50. 1.514 km S of Volcano, HawaiiWed, Dec 28, 1:56 AM HST · 15622 days ago · 6 km deep · 16 km away
51. 1.616 km SE of Fern Forest, HawaiiWed, Dec 28, 3:36 AM HST · 15622 days ago · 4 km deep · 35 km away
52. 1.818 km N of P?hala, HawaiiWed, Dec 28, 3:41 AM HST · 15622 days ago · 8 km deep · 12 km away
53. 2.124 km ESE of Honaunau-Napoopoo, HawaiiWed, Dec 28, 4:27 AM HST · 15622 days ago · -3 km deep · 29 km away
54. 1.911 km S of Volcano, HawaiiWed, Dec 28, 10:26 AM HST · 15621 days ago · 7 km deep · 17 km away
55. 1.820 km NNE of P?hala, HawaiiWed, Dec 28, 10:52 AM HST · 15621 days ago · 9 km deep · 9 km away
56. 2.010 km WSW of Volcano, HawaiiWed, Dec 28, 1:42 PM HST · 15621 days ago · 5 km deep · 3 km away
57. 2.113 km WSW of Volcano, HawaiiWed, Dec 28, 5:52 PM HST · 15621 days ago · 9 km deep · 4 km away
58. 1.716 km SW of Volcano, HawaiiWed, Dec 28, 6:23 PM HST · 15621 days ago · 9 km deep · 8 km away
59. 2.216 km SW of Volcano, HawaiiWed, Dec 28, 6:29 PM HST · 15621 days ago · 11 km deep · 8 km away
60. 1.817 km N of P?hala, HawaiiWed, Dec 28, 9:07 PM HST · 15621 days ago · 8 km deep · 15 km away

The first 60 of at least 201.

Before

1. 1.81 km S of P?hala, HawaiiFri, Dec 23, 1:03 AM HST · 15627 days ago · 32 km deep · 28 km away
2. 2.812 km W of Volcano, HawaiiFri, Dec 23, 12:38 AM HST · 15627 days ago · 10 km deep · 1 km away
3. 1.714 km S of Volcano, HawaiiFri, Dec 23, 12:33 AM HST · 15627 days ago · 6 km deep · 16 km away
4. 2.413 km WSW of Volcano, HawaiiThu, Dec 22, 11:48 PM HST · 15627 days ago · 10 km deep · 1 km away
5. 2.617 km N of P?hala, HawaiiThu, Dec 22, 9:41 PM HST · 15627 days ago · 8 km deep · 16 km away
6. 2.021 km N of P?hala, HawaiiThu, Dec 22, 8:14 PM HST · 15627 days ago · 6 km deep · 15 km away
7. 2.022 km W of Volcano, HawaiiThu, Dec 22, 6:33 PM HST · 15627 days ago · 7 km deep · 11 km away
8. 2.022 km N of P?hala, HawaiiThu, Dec 22, 5:32 PM HST · 15627 days ago · 7 km deep · 14 km away
9. 1.716 km SW of Volcano, HawaiiThu, Dec 22, 5:00 PM HST · 15627 days ago · 8 km deep · 6 km away
10. 1.9Hawaii region, HawaiiThu, Dec 22, 2:29 PM HST · 15627 days ago · 5 km deep · 39 km away
11. 2.016 km SW of Volcano, HawaiiThu, Dec 22, 2:04 PM HST · 15627 days ago · 9 km deep · 7 km away
12. 1.913 km SE of Fern Forest, HawaiiThu, Dec 22, 10:34 AM HST · 15627 days ago · 4 km deep · 33 km away
13. 3.111 km SSW of Volcano, HawaiiThu, Dec 22, 9:29 AM HST · 15627 days ago · 33 km deep · 13 km away
14. 1.810 km WSW of Volcano, HawaiiThu, Dec 22, 7:40 AM HST · 15628 days ago · 4 km deep · 3 km away
15. 1.69 km SW of Leilani Estates, HawaiiThu, Dec 22, 7:13 AM HST · 15628 days ago · 7 km deep · 41 km away
16. 1.918 km N of P?hala, HawaiiWed, Dec 21, 11:53 PM HST · 15628 days ago · 8 km deep · 16 km away
17. 2.124 km N of P?hala, HawaiiWed, Dec 21, 11:05 PM HST · 15628 days ago · 7 km deep · 15 km away
18. 2.210 km WSW of Volcano, HawaiiWed, Dec 21, 10:03 PM HST · 15628 days ago · 7 km deep · 2 km away
19. 1.920 km WSW of Volcano, HawaiiWed, Dec 21, 8:01 PM HST · 15628 days ago · 10 km deep · 8 km away
20. 2.018 km N of P?hala, HawaiiWed, Dec 21, 7:30 PM HST · 15628 days ago · 7 km deep · 16 km away

From the USGS Earthquake Hazards Program and its partner networks, event hv19834280. Read Mon, Oct 5, 2026, 6:19 AM UTC.