M1.7 earthquake 4 km SW of Volcano, Hawaii

Magnitude

1.7 (ml), micro

Local time

Fri, Mar 20, 1987, 6:07 AM HST

UTC

1987-03-20 16:07:38 UTC

Depth

8.7 km (5.4 mi), shallow

Epicenter

19.413° N, 155.267° W

Region

Hawaii

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 1.3 km horizontally, 0.9 km in depth

Magnitude uncertainty

±0.13

Depth from

From location

Station coverage gap

157°

Stations used

10

• Volcano, HawaiiPopulation 2,575. Forecast5 kmSW
• Hawaiian Paradise Park, HawaiiPopulation 11,404. Forecast37 kmWSW
• Honolulu, HawaiiPopulation 350,964. Forecast343 kmSE

After

1. 2.66 km E of Honaunau-Napoopoo, HawaiiTue, Mar 31, 7:57 PM HST · 14420 days ago · 13 km deep · 56 km away
2. 2.014 km SSE of Fern Forest, HawaiiThu, Apr 2, 12:40 AM HST · 14418 days ago · 7 km deep · 22 km away
3. 2.426 km N of P?hala, HawaiiThu, Apr 2, 9:00 AM HST · 14418 days ago · 7 km deep · 24 km away
4. 1.918 km NNE of P?hala, HawaiiThu, Apr 2, 1:38 PM HST · 14418 days ago · 10 km deep · 16 km away
5. 2.718 km ENE of Honaunau-Napoopoo, HawaiiFri, Apr 3, 3:22 PM HST · 14417 days ago · 4 km deep · 47 km away
6. 3.111 km SSE of Waimea, HawaiiFri, Apr 3, 10:20 PM HST · 14417 days ago · 10 km deep · 69 km away
7. 2.015 km SSE of Fern Forest, HawaiiSat, Apr 4, 2:27 AM HST · 14416 days ago · 7 km deep · 19 km away
8. 2.216 km SSE of Honaunau-Napoopoo, HawaiiSat, Apr 4, 8:38 AM HST · 14416 days ago · 10 km deep · 57 km away
9. 3.312 km S of Honaunau-Napoopoo, HawaiiSat, Apr 4, 11:13 AM HST · 14416 days ago · 0 km deep · 65 km away
10. 1.616 km SE of Fern Forest, HawaiiSat, Apr 4, 4:34 PM HST · 14416 days ago · 7 km deep · 25 km away
11. 2.913 km S of Honaunau-Napoopoo, HawaiiSat, Apr 4, 11:26 PM HST · 14416 days ago · 4 km deep · 66 km away
12. 1.917 km S of Pa‘auilo, HawaiiSun, Apr 5, 12:32 AM HST · 14415 days ago · 9 km deep · 54 km away
13. 2.012 km S of Honaunau-Napoopoo, HawaiiSun, Apr 5, 12:39 AM HST · 14415 days ago · 0 km deep · 63 km away
14. 1.715 km S of Volcano, HawaiiSun, Apr 5, 10:46 AM HST · 14415 days ago · 5 km deep · 13 km away
15. 2.416 km S of Volcano, HawaiiSun, Apr 5, 10:46 AM HST · 14415 days ago · 6 km deep · 14 km away
16. 2.115 km S of Volcano, HawaiiSun, Apr 5, 1:19 PM HST · 14415 days ago · 7 km deep · 13 km away
17. 2.116 km SE of Fern Forest, HawaiiSun, Apr 5, 4:10 PM HST · 14415 days ago · 6 km deep · 25 km away
18. 2.84 km WSW of P?hala, HawaiiMon, Apr 6, 12:03 AM HST · 14415 days ago · 7 km deep · 37 km away
19. 2.43 km ESE of P?hala, HawaiiMon, Apr 6, 8:03 AM HST · 14414 days ago · 7 km deep · 32 km away
20. 1.616 km SE of Fern Forest, HawaiiMon, Apr 6, 5:18 PM HST · 14414 days ago · 5 km deep · 26 km away
21. 2.012 km SSE of Fern Forest, HawaiiMon, Apr 6, 9:50 PM HST · 14414 days ago · 4 km deep · 19 km away
22. 2.63 km ESE of P?hala, HawaiiMon, Apr 6, 10:24 PM HST · 14414 days ago · 8 km deep · 31 km away
23. 1.720 km NNE of P?hala, HawaiiTue, Apr 7, 3:22 PM HST · 14413 days ago · 4 km deep · 18 km away
24. 1.923 km N of P?hala, HawaiiTue, Apr 7, 3:32 PM HST · 14413 days ago · 7 km deep · 26 km away
25. 2.410 km N of Kukuihaele, HawaiiTue, Apr 7, 5:14 PM HST · 14413 days ago · 37 km deep · 95 km away
26. 2.143 km ESE of Naalehu, HawaiiTue, Apr 7, 7:42 PM HST · 14413 days ago · 14 km deep · 59 km away
27. 2.721 km SE of Waikoloa, HawaiiWed, Apr 8, 3:52 AM HST · 14412 days ago · 10 km deep · 59 km away
28. 2.216 km SSW of Volcano, HawaiiWed, Apr 8, 5:34 PM HST · 14412 days ago · 9 km deep · 13 km away
29. 1.76 km SSW of Volcano, HawaiiWed, Apr 8, 8:01 PM HST · 14412 days ago · 3 km deep · 3 km away
30. 1.715 km SSE of Fern Forest, HawaiiThu, Apr 9, 1:35 PM HST · 14411 days ago · 8 km deep · 19 km away
31. 2.013 km SSE of Volcano, HawaiiThu, Apr 9, 11:24 PM HST · 14411 days ago · 6 km deep · 12 km away
32. 2.217 km S of Volcano, HawaiiFri, Apr 10, 2:10 PM HST · 14410 days ago · 7 km deep · 14 km away
33. 1.65 km SSW of Volcano, HawaiiFri, Apr 10, 2:51 PM HST · 14410 days ago · 2 km deep · 2 km away
34. 1.65 km SSW of Volcano, HawaiiFri, Apr 10, 4:24 PM HST · 14410 days ago · 2 km deep · 2 km away
35. 1.511 km ENE of P?hala, HawaiiSat, Apr 11, 3:03 PM HST · 14409 days ago · 7 km deep · 21 km away
36. 1.99 km N of P?hala, HawaiiSun, Apr 12, 2:36 PM HST · 14408 days ago · 10 km deep · 25 km away
37. 1.711 km S of Volcano, HawaiiSun, Apr 12, 5:03 PM HST · 14408 days ago · 8 km deep · 9 km away
38. 2.16 km SSW of Volcano, HawaiiSun, Apr 12, 10:21 PM HST · 14408 days ago · 2 km deep · 2 km away
39. 1.713 km SSE of Volcano, HawaiiSun, Apr 12, 10:37 PM HST · 14408 days ago · 6 km deep · 12 km away
40. 1.67 km N of P?hala, HawaiiMon, Apr 13, 8:25 PM HST · 14407 days ago · 9 km deep · 26 km away
41. 2.018 km N of P?hala, HawaiiTue, Apr 14, 9:37 AM HST · 14406 days ago · 7 km deep · 25 km away
42. 2.311 km SSE of Fern Forest, HawaiiTue, Apr 14, 12:26 PM HST · 14406 days ago · -1 km deep · 18 km away
43. 2.62 km N of Kalaoa, HawaiiWed, Apr 15, 7:38 PM HST · 14405 days ago · 12 km deep · 84 km away
44. 1.616 km SE of Fern Forest, HawaiiWed, Apr 15, 10:31 PM HST · 14405 days ago · 3 km deep · 26 km away
45. 1.911 km SE of Fern Forest, HawaiiWed, Apr 15, 10:42 PM HST · 14405 days ago · 9 km deep · 21 km away
46. 1.7Island of Hawaii, HawaiiThu, Apr 16, 9:03 AM HST · 14404 days ago · 7 km deep · 19 km away
47. 2.16 km ESE of Leilani Estates, HawaiiFri, Apr 17, 2:28 AM HST · 14403 days ago · 7 km deep · 43 km away
48. 2.615 km S of Fern Forest, HawaiiFri, Apr 17, 4:32 AM HST · 14403 days ago · 8 km deep · 18 km away
49. 2.822 km N of P?hala, HawaiiFri, Apr 17, 6:52 AM HST · 14403 days ago · 7 km deep · 23 km away
50. 1.73 km SE of Leilani Estates, HawaiiFri, Apr 17, 7:14 PM HST · 14403 days ago · 7 km deep · 39 km away
51. 2.512 km W of P?hala, HawaiiSat, Apr 18, 12:18 AM HST · 14402 days ago · 4 km deep · 42 km away
52. 1.716 km S of Volcano, HawaiiSat, Apr 18, 2:26 AM HST · 14402 days ago · 5 km deep · 14 km away
53. 2.413 km S of Volcano, HawaiiSat, Apr 18, 9:32 AM HST · 14402 days ago · 5 km deep · 11 km away
54. 3.115 km S of Fern Forest, HawaiiSat, Apr 18, 11:16 AM HST · 14402 days ago · 8 km deep · 18 km away
55. 2.310 km W of Volcano, HawaiiSat, Apr 18, 3:23 PM HST · 14402 days ago · 7 km deep · 7 km away
56. 2.213 km SSE of Volcano, HawaiiSat, Apr 18, 7:36 PM HST · 14402 days ago · 8 km deep · 12 km away
57. 1.813 km SSE of Fern Forest, HawaiiSat, Apr 18, 11:25 PM HST · 14402 days ago · 8 km deep · 19 km away
58. 1.621 km N of P?hala, HawaiiSun, Apr 19, 9:10 AM HST · 14401 days ago · 7 km deep · 25 km away
59. 1.619 km NNE of P?hala, HawaiiSun, Apr 19, 12:16 PM HST · 14401 days ago · 8 km deep · 19 km away
60. 1.512 km SSE of Volcano, HawaiiSun, Apr 19, 4:21 PM HST · 14401 days ago · 7 km deep · 12 km away

The first 60 of 199.

From the USGS Earthquake Hazards Program and its partner networks, event hv235426. Read Tue, Sep 22, 2026, 9:41 PM UTC.