M2.2 earthquake 34 km NW of Volcano, Hawaii

Magnitude

2.2 (ML, local (Richter)), micro

Magnitude from

Hawaiian Volcano Observatory

Local time

Fri, Mar 16, 1973, 9:40 AM HST

UTC

1973-03-16 19:40:09 UTC

Depth

5.8 km (3.6 mi), shallow

Epicenter

19.622° N, 155.501° W

Region

Hawaii

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.8 km horizontally, 4.3 km in depth

Depth from

From location

Station coverage gap

93°

Stations used

11

• Volcano, HawaiiPopulation 2,575. Forecast34 kmNW
• Hilo, HawaiiPopulation 43,263. Forecast45 kmWSW
• Honolulu, HawaiiPopulation 350,964. Forecast309 kmSE

After

1. 2.635 km SE of P?hala, HawaiiSat, Mar 17, 2:35 PM HST · 19559 days ago · 15 km deep · 74 km away
2. 1.914 km S of Volcano, HawaiiSun, Mar 18, 7:06 PM HST · 19558 days ago · 6 km deep · 45 km away
3. 2.511 km NNE of P?hala, HawaiiSun, Mar 18, 11:44 PM HST · 19558 days ago · 8 km deep · 37 km away
4. 2.45 km SE of Honaunau-Napoopoo, HawaiiMon, Mar 19, 10:14 PM HST · 19557 days ago · 7 km deep · 41 km away
5. 2.612 km S of Volcano, HawaiiWed, Mar 21, 7:30 AM HST · 19555 days ago · 34 km deep · 42 km away
6. 3.018 km WSW of Volcano, HawaiiWed, Mar 21, 8:11 AM HST · 19555 days ago · 9 km deep · 27 km away
7. 2.018 km WSW of Volcano, HawaiiWed, Mar 21, 8:14 AM HST · 19555 days ago · 12 km deep · 28 km away
8. 2.114 km ENE of P?hala, HawaiiThu, Mar 22, 1:45 PM HST · 19554 days ago · 9 km deep · 46 km away
9. 2.018 km NNE of P?hala, HawaiiFri, Mar 23, 4:25 AM HST · 19554 days ago · 8 km deep · 31 km away
10. 3.318 km WSW of Volcano, HawaiiFri, Mar 23, 2:39 PM HST · 19553 days ago · 6 km deep · 26 km away
11. 2.016 km S of Volcano, HawaiiSun, Mar 25, 5:53 AM HST · 19552 days ago · 7 km deep · 45 km away
12. 3.423 km ENE of H?lualoa, HawaiiMon, Mar 26, 9:56 AM HST · 19550 days ago · 12 km deep · 29 km away
13. 2.113 km SSE of Fern Forest, HawaiiMon, Mar 26, 11:31 AM HST · 19550 days ago · 8 km deep · 52 km away
14. 2.75 km S of Waimea, HawaiiTue, Mar 27, 12:55 AM HST · 19550 days ago · 10 km deep · 43 km away
15. 2.013 km S of Volcano, HawaiiTue, Mar 27, 4:34 AM HST · 19550 days ago · 8 km deep · 44 km away
16. 2.021 km WSW of Volcano, HawaiiTue, Mar 27, 4:59 PM HST · 19549 days ago · 6 km deep · 26 km away
17. 2.319 km NNE of P?hala, HawaiiTue, Mar 27, 5:28 PM HST · 19549 days ago · 5 km deep · 30 km away
18. 2.215 km S of Fern Forest, HawaiiWed, Mar 28, 7:55 PM HST · 19548 days ago · 7 km deep · 51 km away
19. 2.318 km NNE of P?hala, HawaiiWed, Mar 28, 11:01 PM HST · 19548 days ago · 8 km deep · 30 km away
20. 2.218 km NNE of P?hala, HawaiiThu, Mar 29, 7:00 AM HST · 19547 days ago · 10 km deep · 30 km away
21. 2.310 km S of Fern Forest, HawaiiThu, Mar 29, 4:23 PM HST · 19547 days ago · 32 km deep · 47 km away
22. 1.95 km SSW of Volcano, HawaiiThu, Mar 29, 6:23 PM HST · 19547 days ago · 2 km deep · 36 km away
23. 2.014 km SSE of Volcano, HawaiiThu, Mar 29, 8:36 PM HST · 19547 days ago · 8 km deep · 47 km away
24. 2.115 km SW of Volcano, HawaiiThu, Mar 29, 9:21 PM HST · 19547 days ago · 4 km deep · 37 km away
25. 2.731 km SSW of Pa‘auilo, HawaiiFri, Mar 30, 9:32 AM HST · 19546 days ago · 24 km deep · 17 km away
26. 2.125 km W of Volcano, HawaiiFri, Mar 30, 6:56 PM HST · 19546 days ago · 10 km deep · 21 km away
27. 2.019 km WSW of Volcano, HawaiiSat, Mar 31, 3:19 AM HST · 19546 days ago · 8 km deep · 26 km away
28. 2.019 km WSW of Volcano, HawaiiSat, Mar 31, 4:38 AM HST · 19546 days ago · 9 km deep · 30 km away
29. 1.917 km SW of Volcano, HawaiiSat, Mar 31, 6:29 AM HST · 19546 days ago · 1 km deep · 37 km away
30. 2.315 km S of Volcano, HawaiiSat, Mar 31, 7:16 AM HST · 19545 days ago · 7 km deep · 46 km away
31. 2.014 km S of Volcano, HawaiiSun, Apr 1, 1:21 AM HST · 19545 days ago · 8 km deep · 44 km away
32. 2.521 km SE of Waimea, HawaiiSun, Apr 1, 1:54 AM HST · 19545 days ago · 12 km deep · 29 km away
33. 2.25 km WSW of Volcano, HawaiiSun, Apr 1, 9:59 AM HST · 19544 days ago · 12 km deep · 32 km away
34. 2.020 km WSW of Volcano, HawaiiSun, Apr 1, 5:25 PM HST · 19544 days ago · 9 km deep · 29 km away
35. 2.25 km WNW of Volcano, HawaiiMon, Apr 2, 1:19 AM HST · 19544 days ago · 12 km deep · 30 km away
36. 2.213 km S of Volcano, HawaiiMon, Apr 2, 9:31 AM HST · 19543 days ago · 7 km deep · 44 km away
37. 1.913 km S of Volcano, HawaiiMon, Apr 2, 4:16 PM HST · 19543 days ago · 7 km deep · 45 km away
38. 2.014 km S of Volcano, HawaiiMon, Apr 2, 6:01 PM HST · 19543 days ago · 8 km deep · 45 km away
39. 2.917 km SSE of Honaunau-Napoopoo, HawaiiMon, Apr 2, 6:12 PM HST · 19543 days ago · 10 km deep · 46 km away
40. 2.44 km WSW of Volcano, HawaiiTue, Apr 3, 10:17 AM HST · 19542 days ago · 17 km deep · 32 km away
41. 1.912 km SSE of Volcano, HawaiiTue, Apr 3, 11:03 AM HST · 19542 days ago · 7 km deep · 45 km away
42. 2.47 km WSW of Volcano, HawaiiTue, Apr 3, 12:29 PM HST · 19542 days ago · 14 km deep · 31 km away
43. 2.45 km SW of Volcano, HawaiiTue, Apr 3, 7:20 PM HST · 19542 days ago · 13 km deep · 34 km away
44. 2.315 km E of P?hala, HawaiiTue, Apr 3, 9:28 PM HST · 19542 days ago · 30 km deep · 49 km away
45. 2.27 km WSW of Volcano, HawaiiTue, Apr 3, 11:27 PM HST · 19542 days ago · 13 km deep · 32 km away
46. 2.19 km NNE of P?hala, HawaiiWed, Apr 4, 12:25 PM HST · 19541 days ago · 9 km deep · 38 km away
47. 2.721 km N of P?hala, HawaiiWed, Apr 4, 3:21 PM HST · 19541 days ago · 8 km deep · 25 km away
48. 1.916 km NE of P?hala, HawaiiWed, Apr 4, 3:36 PM HST · 19541 days ago · 3 km deep · 39 km away
49. 1.915 km WSW of Volcano, HawaiiWed, Apr 4, 10:27 PM HST · 19541 days ago · 8 km deep · 29 km away
50. 2.55 km SW of Volcano, HawaiiThu, Apr 5, 6:37 PM HST · 19540 days ago · 15 km deep · 34 km away
51. 2.714 km SSW of Volcano, HawaiiThu, Apr 5, 7:18 PM HST · 19540 days ago · 34 km deep · 41 km away
52. 2.812 km SSE of Volcano, HawaiiFri, Apr 6, 10:21 AM HST · 19539 days ago · 6 km deep · 45 km away
53. 2.322 km NE of Honaunau-Napoopoo, HawaiiFri, Apr 6, 3:15 PM HST · 19539 days ago · -1 km deep · 21 km away
54. 1.919 km NNE of P?hala, HawaiiFri, Apr 6, 10:05 PM HST · 19539 days ago · 6 km deep · 30 km away
55. 2.419 km W of Volcano, HawaiiFri, Apr 6, 11:37 PM HST · 19539 days ago · 6 km deep · 22 km away
56. 2.022 km W of Volcano, HawaiiSat, Apr 7, 6:58 PM HST · 19538 days ago · 6 km deep · 23 km away
57. 2.321 km W of Volcano, HawaiiSat, Apr 7, 8:07 PM HST · 19538 days ago · 8 km deep · 21 km away
58. 1.912 km SSE of Volcano, HawaiiSat, Apr 7, 10:37 PM HST · 19538 days ago · 6 km deep · 45 km away
59. 1.914 km S of Volcano, HawaiiSun, Apr 8, 1:30 AM HST · 19538 days ago · 6 km deep · 43 km away
60. 1.918 km NNE of P?hala, HawaiiSun, Apr 8, 4:35 AM HST · 19538 days ago · 5 km deep · 32 km away

The first 60 of 198.

Before

1. 3.043 km W of Hawaiian Ocean View, HawaiiThu, Mar 15, 10:16 PM HST · 19561 days ago · 41 km deep · 93 km away
2. 2.017 km NNE of P?hala, HawaiiThu, Mar 15, 8:34 PM HST · 19561 days ago · 10 km deep · 31 km away
3. 3.032 km E of Honaunau-Napoopoo, HawaiiThu, Mar 15, 2:51 PM HST · 19561 days ago · 47 km deep · 16 km away
4. 2.019 km W of Volcano, HawaiiThu, Mar 15, 1:17 PM HST · 19561 days ago · 8 km deep · 25 km away
5. 2.713 km SSE of Volcano, HawaiiThu, Mar 15, 7:56 AM HST · 19561 days ago · 8 km deep · 46 km away
6. 1.919 km WSW of Volcano, HawaiiThu, Mar 15, 2:31 AM HST · 19562 days ago · 8 km deep · 30 km away
7. 2.99 km SE of Honaunau-Napoopoo, HawaiiWed, Mar 14, 7:20 PM HST · 19562 days ago · 11 km deep · 41 km away
8. 3.06 km NNE of Waimea, HawaiiTue, Mar 13, 5:06 PM HST · 19563 days ago · 24 km deep · 53 km away
9. 2.531 km SSW of Laup?hoehoe, HawaiiTue, Mar 13, 3:15 PM HST · 19563 days ago · 18 km deep · 17 km away
10. 2.66 km WSW of Volcano, HawaiiTue, Mar 13, 4:33 AM HST · 19564 days ago · 13 km deep · 31 km away
11. 2.615 km SW of Volcano, HawaiiMon, Mar 12, 9:44 AM HST · 19564 days ago · 30 km deep · 34 km away
12. 2.316 km SW of Volcano, HawaiiMon, Mar 12, 9:44 AM HST · 19564 days ago · 30 km deep · 34 km away
13. 1.911 km S of Volcano, HawaiiSun, Mar 11, 2:25 PM HST · 19565 days ago · 5 km deep · 42 km away
14. 2.317 km ESE of Honaunau-Napoopoo, HawaiiSun, Mar 11, 1:49 PM HST · 19565 days ago · 7 km deep · 34 km away
15. 2.113 km SE of Fern Forest, HawaiiSun, Mar 11, 9:13 AM HST · 19565 days ago · 5 km deep · 54 km away
16. 2.712 km N of Wai‘?hinu, HawaiiSun, Mar 11, 6:36 AM HST · 19565 days ago · 7 km deep · 51 km away
17. 2.36 km SSW of Volcano, HawaiiSat, Mar 10, 12:10 PM HST · 19566 days ago · 29 km deep · 36 km away
18. 2.220 km W of Volcano, HawaiiSat, Mar 10, 6:44 AM HST · 19566 days ago · 10 km deep · 22 km away
19. 2.213 km N of P?hala, HawaiiFri, Mar 9, 6:28 PM HST · 19567 days ago · 9 km deep · 34 km away
20. 3.214 km SSE of Fern Forest, HawaiiThu, Mar 8, 5:54 PM HST · 19568 days ago · 7 km deep · 52 km away

From the USGS Earthquake Hazards Program and its partner networks, event hv19730408. Read Mon, Oct 5, 2026, 4:02 AM UTC.