M1.9 earthquake 16 km S of Volcano, Hawaii

Magnitude

1.9 (ML, local (Richter)), micro

Magnitude from

Hawaiian Volcano Observatory

Local time

Wed, Dec 22, 1971, 8:41 PM HST

UTC

1971-12-23 06:41:29 UTC

Depth

5.2 km (3.2 mi), shallow

Epicenter

19.297° N, 155.236° W

Region

Hawaii

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 1.2 km horizontally, 2.5 km in depth

Depth from

From location

Station coverage gap

223°, poorly surrounded by stations

Stations used

14

• Volcano, HawaiiPopulation 2,575. Forecast16 kmS
• Hawaiian Paradise Park, HawaiiPopulation 11,404. Forecast43 kmSW
• Honolulu, HawaiiPopulation 350,964. Forecast353 kmSE

After

1. 2.525 km W of Volcano, HawaiiWed, Dec 22, 8:58 PM HST · 20009 days ago · 0 km deep · 32 km away
2. 1.915 km S of Volcano, HawaiiWed, Dec 22, 9:02 PM HST · 20009 days ago · 4 km deep · 2 km away
3. 2.117 km S of Fern Forest, HawaiiWed, Dec 22, 9:15 PM HST · 20009 days ago · 6 km deep · 11 km away
4. 2.017 km S of Volcano, HawaiiWed, Dec 22, 9:37 PM HST · 20009 days ago · 7 km deep · 2 km away
5. 1.915 km S of Volcano, HawaiiWed, Dec 22, 10:56 PM HST · 20009 days ago · 5 km deep · 2 km away
6. 2.718 km S of Fern Forest, HawaiiWed, Dec 22, 11:23 PM HST · 20009 days ago · 9 km deep · 11 km away
7. 2.018 km S of Volcano, HawaiiWed, Dec 22, 11:43 PM HST · 20009 days ago · 6 km deep · 3 km away
8. 1.916 km S of Volcano, HawaiiThu, Dec 23, 12:39 AM HST · 20009 days ago · 4 km deep · 1 km away
9. 2.014 km NE of P?hala, HawaiiThu, Dec 23, 12:57 AM HST · 20009 days ago · 3 km deep · 16 km away
10. 2.016 km S of Volcano, HawaiiThu, Dec 23, 1:40 AM HST · 20009 days ago · 7 km deep · 2 km away
11. 2.017 km S of Volcano, HawaiiThu, Dec 23, 1:57 AM HST · 20009 days ago · 7 km deep · 2 km away
12. 1.815 km SW of Volcano, HawaiiThu, Dec 23, 2:10 AM HST · 20009 days ago · 2 km deep · 10 km away
13. 2.121 km S of Fern Forest, HawaiiThu, Dec 23, 3:34 AM HST · 20009 days ago · 3 km deep · 13 km away
14. 2.021 km N of P?hala, HawaiiThu, Dec 23, 3:37 AM HST · 20009 days ago · 8 km deep · 25 km away
15. 3.141 km SE of Naalehu, HawaiiThu, Dec 23, 4:08 AM HST · 20009 days ago · 13 km deep · 55 km away
16. 2.855 km SE of Naalehu, HawaiiThu, Dec 23, 4:12 AM HST · 20009 days ago · 7 km deep · 70 km away
17. 2.217 km S of Volcano, HawaiiThu, Dec 23, 4:47 AM HST · 20009 days ago · 9 km deep · 2 km away
18. 2.016 km S of Volcano, HawaiiThu, Dec 23, 4:54 AM HST · 20009 days ago · 9 km deep · 2 km away
19. 2.528 km SE of Naalehu, HawaiiThu, Dec 23, 5:59 AM HST · 20009 days ago · 12 km deep · 44 km away
20. 2.315 km S of Volcano, HawaiiThu, Dec 23, 6:45 AM HST · 20009 days ago · 9 km deep · 2 km away
21. 2.015 km ENE of P?hala, HawaiiThu, Dec 23, 6:52 AM HST · 20009 days ago · 6 km deep · 12 km away
22. 2.816 km E of P?hala, HawaiiThu, Dec 23, 9:11 AM HST · 20009 days ago · 8 km deep · 13 km away
23. 2.128 km SSE of Volcano, HawaiiThu, Dec 23, 9:39 AM HST · 20009 days ago · 4 km deep · 14 km away
24. 2.015 km S of Volcano, HawaiiThu, Dec 23, 10:56 AM HST · 20009 days ago · 7 km deep · 2 km away
25. 2.617 km E of P?hala, HawaiiThu, Dec 23, 11:33 AM HST · 20009 days ago · 1 km deep · 12 km away
26. 2.017 km ENE of P?hala, HawaiiThu, Dec 23, 11:35 AM HST · 20009 days ago · 3 km deep · 10 km away
27. 2.0Island of Hawaii, HawaiiThu, Dec 23, 12:17 PM HST · 20009 days ago · 8 km deep · 7 km away
28. 2.318 km E of P?hala, HawaiiThu, Dec 23, 2:11 PM HST · 20009 days ago · 4 km deep · 13 km away
29. 2.111 km SSE of Fern Forest, HawaiiThu, Dec 23, 2:45 PM HST · 20009 days ago · 7 km deep · 15 km away
30. 2.219 km NNE of P?hala, HawaiiThu, Dec 23, 3:32 PM HST · 20009 days ago · 5 km deep · 22 km away
31. 2.016 km ENE of P?hala, HawaiiThu, Dec 23, 3:46 PM HST · 20009 days ago · 4 km deep · 12 km away
32. 2.122 km E of P?hala, HawaiiThu, Dec 23, 4:32 PM HST · 20008 days ago · 7 km deep · 13 km away
33. 2.013 km ENE of P?hala, HawaiiThu, Dec 23, 5:00 PM HST · 20008 days ago · 3 km deep · 14 km away
34. 2.314 km ENE of P?hala, HawaiiThu, Dec 23, 6:02 PM HST · 20008 days ago · 2 km deep · 13 km away
35. 2.015 km E of P?hala, HawaiiThu, Dec 23, 6:09 PM HST · 20008 days ago · 0 km deep · 13 km away
36. 2.016 km E of P?hala, HawaiiThu, Dec 23, 6:29 PM HST · 20008 days ago · 0 km deep · 12 km away
37. 2.016 km S of Volcano, HawaiiThu, Dec 23, 6:51 PM HST · 20008 days ago · 8 km deep · 1 km away
38. 2.516 km S of Volcano, HawaiiThu, Dec 23, 7:13 PM HST · 20008 days ago · 0 km deep · 2 km away
39. 2.419 km E of P?hala, HawaiiThu, Dec 23, 8:21 PM HST · 20008 days ago · 3 km deep · 15 km away
40. 3.315 km ENE of P?hala, HawaiiThu, Dec 23, 8:29 PM HST · 20008 days ago · 2 km deep · 12 km away
41. 2.715 km ENE of P?hala, HawaiiThu, Dec 23, 8:30 PM HST · 20008 days ago · 1 km deep · 13 km away
42. 1.76 km S of Volcano, HawaiiThu, Dec 23, 8:43 PM HST · 20008 days ago · 2 km deep · 9 km away
43. 2.719 km E of P?hala, HawaiiThu, Dec 23, 9:41 PM HST · 20008 days ago · 1 km deep · 14 km away
44. 2.47 km ENE of Honaunau-Napoopoo, HIThu, Dec 23, 9:57 PM HST · 20008 days ago · -1 km deep · 64 km away
45. 4.338 km SE of Naalehu, HawaiiThu, Dec 23, 10:02 PM HST · 20008 days ago · 12 km deep · 52 km away
46. 2.013 km ENE of P?hala, HawaiiThu, Dec 23, 11:54 PM HST · 20008 days ago · 1 km deep · 14 km away
47. 2.217 km E of P?hala, HawaiiFri, Dec 24, 12:20 AM HST · 20008 days ago · 7 km deep · 11 km away
48. 2.716 km E of P?hala, HawaiiFri, Dec 24, 1:26 AM HST · 20008 days ago · 6 km deep · 13 km away
49. 2.114 km E of P?hala, HawaiiFri, Dec 24, 1:31 AM HST · 20008 days ago · 6 km deep · 16 km away
50. 2.015 km ENE of P?hala, HawaiiFri, Dec 24, 1:34 AM HST · 20008 days ago · 6 km deep · 12 km away
51. 2.538 km SE of Naalehu, HawaiiFri, Dec 24, 1:59 AM HST · 20008 days ago · 10 km deep · 49 km away
52. 2.014 km ENE of P?hala, HawaiiFri, Dec 24, 2:08 AM HST · 20008 days ago · 1 km deep · 13 km away
53. 2.016 km SSE of Volcano, HawaiiFri, Dec 24, 2:14 AM HST · 20008 days ago · 7 km deep · 8 km away
54. 2.614 km E of P?hala, HawaiiFri, Dec 24, 2:35 AM HST · 20008 days ago · 8 km deep · 17 km away
55. 2.016 km S of Volcano, HawaiiFri, Dec 24, 2:57 AM HST · 20008 days ago · 8 km deep · 3 km away
56. 2.542 km ESE of Naalehu, HawaiiFri, Dec 24, 3:14 AM HST · 20008 days ago · 13 km deep · 43 km away
57. 1.93 km W of Volcano, HawaiiFri, Dec 24, 6:01 AM HST · 20008 days ago · 2 km deep · 16 km away
58. 2.118 km E of P?hala, HawaiiFri, Dec 24, 6:36 AM HST · 20008 days ago · 6 km deep · 15 km away
59. 1.77 km S of Volcano, HawaiiFri, Dec 24, 7:08 AM HST · 20008 days ago · 2 km deep · 9 km away
60. 2.019 km WSW of Volcano, HawaiiFri, Dec 24, 7:42 AM HST · 20008 days ago · 9 km deep · 19 km away

The first 60 of at least 201.

Before

1. 1.913 km S of Volcano, HawaiiWed, Dec 22, 8:40 PM HST · 20009 days ago · 3 km deep · 3 km away
2. 2.118 km S of Fern Forest, HawaiiWed, Dec 22, 8:13 PM HST · 20009 days ago · 6 km deep · 11 km away
3. 2.317 km S of Volcano, HawaiiWed, Dec 22, 7:18 PM HST · 20009 days ago · 9 km deep · 2 km away
4. 2.017 km S of Volcano, HawaiiWed, Dec 22, 7:02 PM HST · 20009 days ago · 8 km deep · 2 km away
5. 2.017 km S of Volcano, HawaiiWed, Dec 22, 7:00 PM HST · 20009 days ago · 8 km deep · 2 km away
6. 2.118 km S of Fern Forest, HawaiiWed, Dec 22, 6:36 PM HST · 20009 days ago · 6 km deep · 11 km away
7. 2.016 km S of Volcano, HawaiiWed, Dec 22, 5:43 PM HST · 20009 days ago · 6 km deep · 2 km away
8. 2.8Hawaii region, HawaiiWed, Dec 22, 5:12 PM HST · 20009 days ago · 8 km deep · 49 km away
9. 2.526 km SE of Naalehu, HawaiiWed, Dec 22, 4:57 PM HST · 20009 days ago · 15 km deep · 45 km away
10. 2.531 km SE of Naalehu, HawaiiWed, Dec 22, 4:56 PM HST · 20009 days ago · 11 km deep · 45 km away
11. 2.019 km S of Volcano, HawaiiWed, Dec 22, 4:41 PM HST · 20009 days ago · 8 km deep · 4 km away
12. 2.534 km SE of Naalehu, HawaiiWed, Dec 22, 4:10 PM HST · 20009 days ago · 13 km deep · 49 km away
13. 2.939 km SE of Naalehu, HawaiiWed, Dec 22, 2:40 PM HST · 20010 days ago · 14 km deep · 54 km away
14. 2.7Hawaii region, HawaiiWed, Dec 22, 2:30 PM HST · 20010 days ago · 8 km deep · 60 km away
15. 2.017 km S of Volcano, HawaiiWed, Dec 22, 1:24 PM HST · 20010 days ago · 8 km deep · 3 km away
16. 2.644 km SE of Naalehu, HawaiiWed, Dec 22, 1:48 AM HST · 20010 days ago · 11 km deep · 55 km away
17. 1.916 km WSW of Volcano, HawaiiWed, Dec 22, 1:35 AM HST · 20010 days ago · 8 km deep · 19 km away
18. 2.411 km NE of Hawaiian Ocean View, HawaiiWed, Dec 22, 1:22 AM HST · 20010 days ago · 4 km deep · 51 km away
19. 2.022 km W of Volcano, HawaiiTue, Dec 21, 9:07 PM HST · 20010 days ago · -1 km deep · 28 km away
20. 2.311 km SSW of Volcano, HawaiiTue, Dec 21, 4:29 PM HST · 20010 days ago · 29 km deep · 7 km away

From the USGS Earthquake Hazards Program and its partner networks, event hv19716049. Read Sun, Oct 4, 2026, 1:36 PM UTC.