M2.1 earthquake 17 km S of Volcano, Hawaii

Magnitude

2.1 (ML, local (Richter)), micro

Magnitude from

Hawaiian Volcano Observatory

Local time

Tue, May 16, 1972, 2:17 PM HST

UTC

1972-05-17 00:17:33 UTC

Depth

7.7 km (4.8 mi), shallow

Epicenter

19.285° N, 155.263° W

Region

Hawaii

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 2.8 km horizontally, 1.1 km in depth

Magnitude uncertainty

±0.15

Depth from

From location

Station coverage gap

264°, poorly surrounded by stations

Stations used

9

• Volcano, HawaiiPopulation 2,575. Forecast18 kmS
• Hawaiian Paradise Park, HawaiiPopulation 11,404. Forecast46 kmSW
• Honolulu, HawaiiPopulation 350,964. Forecast352 kmSE

After

1. 3.020 km WSW of Volcano, HawaiiTue, May 16, 6:07 PM HST · 19864 days ago · 7 km deep · 21 km away
2. 2.218 km N of P?hala, HawaiiWed, May 17, 2:49 AM HST · 19863 days ago · 9 km deep · 22 km away
3. 2.517 km S of Volcano, HawaiiWed, May 17, 3:28 AM HST · 19863 days ago · 9 km deep · 5 km away
4. 2.324 km W of Volcano, HawaiiWed, May 17, 4:09 PM HST · 19863 days ago · 12 km deep · 28 km away
5. 2.312 km SSW of Volcano, HawaiiThu, May 18, 6:15 AM HST · 19862 days ago · 4 km deep · 6 km away
6. 2.417 km SSE of Volcano, HawaiiThu, May 18, 12:05 PM HST · 19862 days ago · 0 km deep · 9 km away
7. 2.811 km N of Wai‘?hinu, HawaiiThu, May 18, 7:00 PM HST · 19862 days ago · 8 km deep · 41 km away
8. 3.319 km SSW of Leilani Estates, HawaiiThu, May 18, 10:27 PM HST · 19862 days ago · 7 km deep · 26 km away
9. 2.014 km SSE of Volcano, HawaiiFri, May 19, 6:11 AM HST · 19861 days ago · 7 km deep · 8 km away
10. 2.014 km SSE of Volcano, HawaiiFri, May 19, 8:37 PM HST · 19861 days ago · 6 km deep · 9 km away
11. 2.711 km SSW of Volcano, HawaiiSat, May 20, 8:00 AM HST · 19860 days ago · 27 km deep · 7 km away
12. 1.96 km WSW of Volcano, HawaiiSat, May 20, 12:29 PM HST · 19860 days ago · 12 km deep · 14 km away
13. 2.26 km WSW of Volcano, HawaiiSat, May 20, 1:17 PM HST · 19860 days ago · 10 km deep · 14 km away
14. 2.017 km NNE of P?hala, HawaiiSun, May 21, 7:13 AM HST · 19859 days ago · 10 km deep · 17 km away
15. 2.911 km NNE of Wai‘?hinu, HawaiiMon, May 22, 5:37 AM HST · 19858 days ago · 7 km deep · 37 km away
16. 2.621 km N of P?hala, HawaiiMon, May 22, 7:30 PM HST · 19858 days ago · 11 km deep · 26 km away
17. 2.520 km WSW of Volcano, HawaiiMon, May 22, 7:56 PM HST · 19858 days ago · 7 km deep · 21 km away
18. 2.411 km S of Volcano, HawaiiTue, May 23, 2:50 PM HST · 19857 days ago · 6 km deep · 7 km away
19. 1.814 km SE of Fern Forest, HawaiiTue, May 23, 6:48 PM HST · 19857 days ago · 9 km deep · 24 km away
20. 2.117 km WSW of Volcano, HawaiiTue, May 23, 10:12 PM HST · 19857 days ago · 9 km deep · 18 km away
21. 2.636 km ESE of Naalehu, HawaiiWed, May 24, 5:42 PM HST · 19856 days ago · 14 km deep · 44 km away
22. 3.034 km SE of Naalehu, HawaiiWed, May 24, 6:37 PM HST · 19856 days ago · 16 km deep · 44 km away
23. 2.414 km S of Fern Forest, HawaiiWed, May 24, 7:27 PM HST · 19856 days ago · 7 km deep · 15 km away
24. 1.918 km SSE of Fern Forest, HawaiiWed, May 24, 9:55 PM HST · 19856 days ago · 6 km deep · 19 km away
25. 2.122 km N of P?hala, HawaiiThu, May 25, 10:09 AM HST · 19855 days ago · 7 km deep · 28 km away
26. 3.026 km N of P?hala, HawaiiThu, May 25, 1:19 PM HST · 19855 days ago · 6 km deep · 29 km away
27. 2.126 km W of Volcano, HawaiiThu, May 25, 1:40 PM HST · 19855 days ago · 8 km deep · 29 km away
28. 2.015 km S of Fern Forest, HawaiiThu, May 25, 3:34 PM HST · 19855 days ago · 7 km deep · 15 km away
29. 1.96 km SW of Volcano, HawaiiThu, May 25, 5:11 PM HST · 19855 days ago · 10 km deep · 14 km away
30. 1.97 km SW of Volcano, HawaiiThu, May 25, 5:21 PM HST · 19855 days ago · 11 km deep · 14 km away
31. 2.537 km SE of Naalehu, HawaiiThu, May 25, 6:29 PM HST · 19855 days ago · 13 km deep · 46 km away
32. 2.415 km SSE of Volcano, HawaiiThu, May 25, 6:51 PM HST · 19855 days ago · 7 km deep · 11 km away
33. 2.417 km SE of Honaunau-Napoopoo, HawaiiThu, May 25, 9:42 PM HST · 19855 days ago · 6 km deep · 54 km away
34. 2.16 km SW of Volcano, HawaiiFri, May 26, 1:46 AM HST · 19854 days ago · 10 km deep · 14 km away
35. 2.64 km SW of Volcano, HawaiiFri, May 26, 1:56 AM HST · 19854 days ago · 14 km deep · 14 km away
36. 1.912 km S of Volcano, HawaiiFri, May 26, 2:45 AM HST · 19854 days ago · 6 km deep · 6 km away
37. 2.15 km SW of Volcano, HawaiiFri, May 26, 3:54 AM HST · 19854 days ago · 12 km deep · 15 km away
38. 2.04 km SW of Volcano, HawaiiFri, May 26, 10:01 AM HST · 19854 days ago · 14 km deep · 15 km away
39. 2.05 km SW of Volcano, HawaiiFri, May 26, 11:48 AM HST · 19854 days ago · 17 km deep · 14 km away
40. 1.96 km SW of Volcano, HawaiiFri, May 26, 11:52 AM HST · 19854 days ago · 13 km deep · 14 km away
41. 2.514 km E of P?hala, HawaiiFri, May 26, 7:06 PM HST · 19854 days ago · 45 km deep · 14 km away
42. 1.95 km SW of Volcano, HawaiiSat, May 27, 2:00 AM HST · 19853 days ago · 12 km deep · 14 km away
43. 2.05 km SW of Volcano, HawaiiSat, May 27, 5:02 AM HST · 19853 days ago · 14 km deep · 14 km away
44. 3.725 km ESE of Naalehu, HawaiiSat, May 27, 10:36 AM HST · 19853 days ago · 19 km deep · 37 km away
45. 2.318 km WSW of Volcano, HawaiiSat, May 27, 11:14 AM HST · 19853 days ago · 12 km deep · 17 km away
46. 2.313 km ENE of P?hala, HawaiiSat, May 27, 6:51 PM HST · 19853 days ago · 4 km deep · 11 km away
47. 2.022 km W of Volcano, HawaiiSun, May 28, 5:13 PM HST · 19852 days ago · 10 km deep · 23 km away
48. 2.419 km NNE of P?hala, HawaiiSun, May 28, 10:31 PM HST · 19852 days ago · 8 km deep · 19 km away
49. 2.016 km S of Fern Forest, HawaiiMon, May 29, 2:59 AM HST · 19851 days ago · 6 km deep · 14 km away
50. 2.019 km NNE of P?hala, HawaiiMon, May 29, 8:30 AM HST · 19851 days ago · 9 km deep · 19 km away
51. 2.320 km WNW of Volcano, HawaiiMon, May 29, 9:55 PM HST · 19851 days ago · 3 km deep · 29 km away
52. 2.013 km SSE of Volcano, HawaiiTue, May 30, 7:19 AM HST · 19850 days ago · 7 km deep · 10 km away
53. 3.19 km SW of Kahaluu-Keauhou, HawaiiTue, May 30, 9:46 AM HST · 19850 days ago · 12 km deep · 85 km away
54. 2.316 km NE of P?hala, HawaiiTue, May 30, 9:56 AM HST · 19850 days ago · 21 km deep · 9 km away
55. 2.315 km SSE of Volcano, HawaiiTue, May 30, 7:10 PM HST · 19850 days ago · 8 km deep · 11 km away
56. 2.27 km SW of Volcano, HawaiiTue, May 30, 8:27 PM HST · 19850 days ago · 10 km deep · 13 km away
57. 1.94 km SW of Volcano, HawaiiWed, May 31, 1:00 AM HST · 19850 days ago · 13 km deep · 15 km away
58. 2.314 km S of Volcano, HawaiiWed, May 31, 3:40 AM HST · 19849 days ago · 6 km deep · 3 km away
59. 2.56 km E of Kealakekua, HawaiiWed, May 31, 7:27 AM HST · 19849 days ago · 15 km deep · 68 km away
60. 1.76 km SW of Volcano, HawaiiWed, May 31, 7:28 PM HST · 19849 days ago · 7 km deep · 13 km away

The first 60 of at least 200.

Before

1. 3.013 km NE of P?hala, HawaiiTue, May 16, 2:17 AM HST · 19864 days ago · 8 km deep · 12 km away
2. 2.49 km SW of Volcano, HawaiiMon, May 15, 11:26 PM HST · 19865 days ago · 29 km deep · 12 km away
3. 2.614 km S of Volcano, HawaiiMon, May 15, 5:04 AM HST · 19865 days ago · 8 km deep · 3 km away
4. 3.310 km NNW of Volcano, HawaiiMon, May 15, 4:05 AM HST · 19865 days ago · 26 km deep · 28 km away
5. 2.317 km SSE of Fern Forest, HawaiiMon, May 15, 2:04 AM HST · 19865 days ago · 2 km deep · 23 km away
6. 2.119 km WSW of Volcano, HawaiiSun, May 14, 8:03 PM HST · 19866 days ago · 12 km deep · 19 km away
7. 2.321 km NNE of P?hala, HawaiiSun, May 14, 1:15 PM HST · 19866 days ago · 10 km deep · 21 km away
8. 2.120 km N of P?hala, HawaiiSun, May 14, 6:22 AM HST · 19866 days ago · 14 km deep · 24 km away
9. 2.421 km W of Volcano, HawaiiSun, May 14, 1:11 AM HST · 19867 days ago · 12 km deep · 25 km away
10. 2.020 km NNE of P?hala, HawaiiSat, May 13, 8:37 PM HST · 19867 days ago · 7 km deep · 20 km away
11. 2.319 km NNE of P?hala, HawaiiSat, May 13, 8:16 PM HST · 19867 days ago · 9 km deep · 20 km away
12. 2.518 km ENE of H?lualoa, HawaiiFri, May 12, 8:16 PM HST · 19868 days ago · 8 km deep · 72 km away
13. 2.012 km NE of P?hala, HawaiiFri, May 12, 2:03 PM HST · 19868 days ago · 3 km deep · 14 km away
14. 2.214 km S of Volcano, HawaiiThu, May 11, 7:36 PM HST · 19869 days ago · 7 km deep · 4 km away
15. 2.87 km W of P?hala, HawaiiThu, May 11, 6:38 PM HST · 19869 days ago · -1 km deep · 32 km away
16. 2.52 km ESE of P?hala, HawaiiWed, May 10, 7:22 AM HST · 19870 days ago · 6 km deep · 23 km away
17. 2.521 km WSW of Volcano, HawaiiWed, May 10, 5:18 AM HST · 19870 days ago · 9 km deep · 22 km away
18. 2.413 km ENE of P?hala, HawaiiWed, May 10, 3:35 AM HST · 19870 days ago · 7 km deep · 11 km away
19. 2.536 km SE of Naalehu, HawaiiTue, May 9, 12:18 AM HST · 19872 days ago · 14 km deep · 45 km away
20. 2.520 km WSW of Volcano, HawaiiMon, May 8, 11:14 PM HST · 19872 days ago · 8 km deep · 19 km away

From the USGS Earthquake Hazards Program and its partner networks, event hv19721489. Read Sun, Oct 4, 2026, 10:47 PM UTC.