M2.1 earthquake 13 km SSE of Volcano, Hawaii

Magnitude

2.1 (ML, local (Richter)), micro

Magnitude from

Hawaiian Volcano Observatory

Local time

Wed, Sep 16, 1987, 2:06 AM HST

UTC

1987-09-16 12:06:16 UTC

Depth

8.0 km (5.0 mi), shallow

Epicenter

19.330° N, 155.183° W

Region

Hawaii

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.4 km horizontally, 0.3 km in depth

Magnitude uncertainty

±0.04

Depth from

From location

Station coverage gap

89°

Stations used

46

• Volcano, HawaiiPopulation 2,575. Forecast14 kmSSE
• Hawaiian Paradise Park, HawaiiPopulation 11,404. Forecast37 kmSW
• Honolulu, HawaiiPopulation 350,964. Forecast355 kmSE

After

1. 1.76 km SW of Volcano, HawaiiWed, Sep 16, 5:11 PM HST · 14261 days ago · 14 km deep · 13 km away
2. 2.314 km SSE of Fern Forest, HawaiiThu, Sep 17, 12:08 PM HST · 14260 days ago · 8 km deep · 8 km away
3. 1.618 km N of P?hala, HawaiiFri, Sep 18, 12:13 PM HST · 14259 days ago · 8 km deep · 33 km away
4. 2.18 km W of Volcano, HawaiiFri, Sep 18, 4:53 PM HST · 14259 days ago · 4 km deep · 18 km away
5. 1.718 km SSW of Volcano, HawaiiFri, Sep 18, 7:46 PM HST · 14259 days ago · 7 km deep · 10 km away
6. 3.818 km SSE of Honaunau-Napoopoo, HawaiiFri, Sep 18, 11:37 PM HST · 14259 days ago · 9 km deep · 65 km away
7. 2.412 km SSE of Volcano, HawaiiSat, Sep 19, 3:49 AM HST · 14259 days ago · 9 km deep · 2 km away
8. 2.15 km NNW of P?hala, HawaiiSat, Sep 19, 6:22 AM HST · 14259 days ago · 11 km deep · 34 km away
9. 3.0Island of Hawaii, HawaiiSat, Sep 19, 3:04 PM HST · 14258 days ago · 9 km deep · 1 km away
10. 3.08 km ESE of Waikoloa, HawaiiSat, Sep 19, 4:22 PM HST · 14258 days ago · 15 km deep · 86 km away
11. 3.213 km S of Fern Forest, HawaiiSat, Sep 19, 4:49 PM HST · 14258 days ago · 8 km deep · 6 km away
12. 2.78 km NNE of P?hala, HawaiiSat, Sep 19, 8:31 PM HST · 14258 days ago · 8 km deep · 29 km away
13. 1.715 km SSE of Fern Forest, HawaiiSun, Sep 20, 4:57 AM HST · 14258 days ago · 7 km deep · 8 km away
14. 1.516 km S of Fern Forest, HawaiiMon, Sep 21, 2:06 AM HST · 14257 days ago · 7 km deep · 8 km away
15. 1.918 km SSE of Honaunau-Napoopoo, HawaiiMon, Sep 21, 7:43 AM HST · 14256 days ago · 10 km deep · 65 km away
16. 2.424 km W of Volcano, HawaiiMon, Sep 21, 12:00 PM HST · 14256 days ago · 8 km deep · 32 km away
17. 2.025 km N of P?hala, HawaiiTue, Sep 22, 8:49 AM HST · 14255 days ago · 7 km deep · 34 km away
18. 2.025 km N of P?hala, HawaiiTue, Sep 22, 9:27 AM HST · 14255 days ago · 6 km deep · 33 km away
19. 3.17 km E of H?lualoa, HawaiiTue, Sep 22, 10:43 AM HST · 14255 days ago · 29 km deep · 79 km away
20. 2.025 km N of P?hala, HawaiiTue, Sep 22, 12:25 PM HST · 14255 days ago · 6 km deep · 35 km away
21. 3.2Island of Hawaii, HawaiiWed, Sep 23, 2:59 AM HST · 14255 days ago · 6 km deep · 17 km away
22. 2.012 km SSE of Fern Forest, HawaiiWed, Sep 23, 3:36 AM HST · 14255 days ago · 7 km deep · 11 km away
23. 1.815 km N of P?hala, HawaiiWed, Sep 23, 3:39 AM HST · 14255 days ago · 8 km deep · 33 km away
24. 1.927 km E of Honaunau-Napoopoo, HawaiiWed, Sep 23, 5:14 AM HST · 14255 days ago · 9 km deep · 47 km away
25. 2.125 km W of Volcano, HawaiiWed, Sep 23, 4:12 PM HST · 14254 days ago · 7 km deep · 33 km away
26. 2.28 km WSW of Volcano, HawaiiThu, Sep 24, 2:01 AM HST · 14254 days ago · 5 km deep · 17 km away
27. 2.013 km SSE of Volcano, HawaiiThu, Sep 24, 2:50 AM HST · 14254 days ago · 9 km deep · 1 km away
28. 2.011 km SE of P?hala, HawaiiThu, Sep 24, 8:01 PM HST · 14253 days ago · 45 km deep · 33 km away
29. 2.715 km N of P?hala, HawaiiFri, Sep 25, 5:26 AM HST · 14253 days ago · 4 km deep · 32 km away
30. 1.6Island of Hawaii, HawaiiFri, Sep 25, 11:11 AM HST · 14252 days ago · 8 km deep · 98 km away
31. 2.419 km WSW of Volcano, HawaiiFri, Sep 25, 11:23 AM HST · 14252 days ago · 12 km deep · 24 km away
32. 2.67 km NE of Hawaiian Ocean View, HawaiiFri, Sep 25, 4:47 PM HST · 14252 days ago · 2 km deep · 60 km away
33. 1.7Island of Hawaii, HawaiiFri, Sep 25, 7:44 PM HST · 14252 days ago · 1 km deep · 33 km away
34. 1.714 km SSE of Volcano, HawaiiFri, Sep 25, 8:17 PM HST · 14252 days ago · 6 km deep · 2 km away
35. 1.613 km S of Volcano, HawaiiSat, Sep 26, 3:10 AM HST · 14252 days ago · 7 km deep · 4 km away
36. 2.414 km SSE of Fern Forest, HawaiiSat, Sep 26, 2:29 PM HST · 14251 days ago · 9 km deep · 12 km away
37. 2.55 km SSW of Volcano, HawaiiSat, Sep 26, 4:55 PM HST · 14251 days ago · 2 km deep · 11 km away
38. 2.623 km WNW of Volcano, HawaiiSat, Sep 26, 10:31 PM HST · 14251 days ago · 4 km deep · 33 km away
39. 2.012 km N of Wai‘?hinu, HawaiiSun, Sep 27, 1:07 PM HST · 14250 days ago · 5 km deep · 46 km away
40. 1.65 km SSW of Volcano, HawaiiSun, Sep 27, 4:13 PM HST · 14250 days ago · 2 km deep · 11 km away
41. 1.717 km N of P?hala, HawaiiSun, Sep 27, 5:18 PM HST · 14250 days ago · 8 km deep · 31 km away
42. 2.012 km NNW of Wai‘?hinu, HawaiiMon, Sep 28, 5:05 AM HST · 14250 days ago · 8 km deep · 51 km away
43. 1.816 km SSE of Volcano, HawaiiMon, Sep 28, 12:47 PM HST · 14249 days ago · 5 km deep · 3 km away
44. 1.916 km SSE of Fern Forest, HawaiiMon, Sep 28, 1:49 PM HST · 14249 days ago · 5 km deep · 12 km away
45. 2.117 km NNE of P?hala, HawaiiMon, Sep 28, 5:24 PM HST · 14249 days ago · 10 km deep · 22 km away
46. 1.815 km S of Fern Forest, HawaiiMon, Sep 28, 6:46 PM HST · 14249 days ago · 6 km deep · 6 km away
47. 2.219 km SSE of Honaunau-Napoopoo, HawaiiTue, Sep 29, 11:24 AM HST · 14248 days ago · 9 km deep · 65 km away
48. 2.119 km N of P?hala, HawaiiTue, Sep 29, 1:58 PM HST · 14248 days ago · 8 km deep · 28 km away
49. 1.718 km SW of Volcano, HawaiiTue, Sep 29, 2:27 PM HST · 14248 days ago · 8 km deep · 20 km away
50. 1.714 km S of Volcano, HawaiiTue, Sep 29, 4:03 PM HST · 14248 days ago · 6 km deep · 4 km away
51. 1.90 km ESE of Honaunau-Napoopoo, HawaiiWed, Sep 30, 3:04 AM HST · 14248 days ago · 5 km deep · 72 km away
52. 2.17 km SW of Volcano, HawaiiWed, Sep 30, 2:03 PM HST · 14247 days ago · 2 km deep · 12 km away
53. 2.09 km WSW of Volcano, HawaiiThu, Oct 1, 12:50 AM HST · 14247 days ago · 6 km deep · 16 km away
54. 2.443 km SE of P?hala, HawaiiThu, Oct 1, 3:02 PM HST · 14246 days ago · 47 km deep · 45 km away
55. 1.816 km S of Fern Forest, HawaiiThu, Oct 1, 4:52 PM HST · 14246 days ago · 6 km deep · 6 km away
56. 1.66 km NNE of P?hala, HawaiiThu, Oct 1, 9:20 PM HST · 14246 days ago · 9 km deep · 30 km away
57. 2.713 km S of Volcano, HawaiiFri, Oct 2, 2:38 PM HST · 14245 days ago · 8 km deep · 5 km away
58. 2.59 km WSW of Volcano, HawaiiFri, Oct 2, 5:42 PM HST · 14245 days ago · 6 km deep · 17 km away
59. 2.020 km SSW of Honoka‘a, HawaiiFri, Oct 2, 6:23 PM HST · 14245 days ago · 20 km deep · 72 km away
60. 2.018 km N of P?hala, HawaiiSat, Oct 3, 1:35 AM HST · 14245 days ago · 9 km deep · 33 km away

The first 60 of 191.

Before

1. 2.87 km SSW of Volcano, HawaiiMon, Sep 14, 4:03 AM HST · 14264 days ago · 29 km deep · 9 km away
2. 2.321 km S of Fern Forest, HawaiiSun, Sep 13, 8:15 AM HST · 14264 days ago · 43 km deep · 8 km away
3. 2.025 km N of P?hala, HawaiiSat, Sep 12, 7:10 PM HST · 14265 days ago · 6 km deep · 33 km away
4. 2.08 km SSW of Volcano, HawaiiSat, Sep 12, 3:40 PM HST · 14265 days ago · 27 km deep · 11 km away
5. 2.09 km WSW of Volcano, HawaiiSat, Sep 12, 1:29 PM HST · 14265 days ago · 5 km deep · 16 km away
6. 2.216 km SSW of Volcano, HawaiiSat, Sep 12, 4:06 AM HST · 14266 days ago · 8 km deep · 10 km away
7. 2.32 km ESE of Kukuihaele, HawaiiFri, Sep 11, 10:28 PM HST · 14266 days ago · 37 km deep · 95 km away
8. 1.918 km N of P?hala, HawaiiFri, Sep 11, 8:48 PM HST · 14266 days ago · 9 km deep · 28 km away
9. 2.09 km WSW of Volcano, HawaiiFri, Sep 11, 3:30 PM HST · 14266 days ago · 5 km deep · 18 km away
10. 1.917 km ESE of Naalehu, HawaiiFri, Sep 11, 11:54 AM HST · 14266 days ago · 39 km deep · 43 km away
11. 2.313 km SSE of Volcano, HawaiiThu, Sep 10, 2:34 PM HST · 14267 days ago · 7 km deep · 1 km away
12. 2.615 km SSE of Fern Forest, HawaiiWed, Sep 9, 1:40 AM HST · 14269 days ago · 9 km deep · 8 km away
13. 2.232 km SE of P?hala, HawaiiTue, Sep 8, 1:23 PM HST · 14269 days ago · 40 km deep · 36 km away
14. 2.423 km WNW of Volcano, HawaiiTue, Sep 8, 1:09 AM HST · 14270 days ago · 1 km deep · 33 km away
15. 1.513 km S of Fern Forest, HawaiiTue, Sep 8, 1:08 AM HST · 14270 days ago · 7 km deep · 7 km away
16. 1.610 km N of P?hala, HawaiiMon, Sep 7, 8:27 AM HST · 14270 days ago · 8 km deep · 33 km away
17. 1.925 km N of P?hala, HawaiiMon, Sep 7, 12:29 AM HST · 14271 days ago · 7 km deep · 34 km away
18. 2.513 km N of P?hala, HawaiiSun, Sep 6, 5:21 PM HST · 14271 days ago · 9 km deep · 33 km away
19. 1.74 km SW of Volcano, HawaiiSun, Sep 6, 4:48 PM HST · 14271 days ago · 14 km deep · 12 km away
20. 2.24 km ESE of P?hala, HawaiiSun, Sep 6, 2:32 PM HST · 14271 days ago · 43 km deep · 31 km away

From the USGS Earthquake Hazards Program and its partner networks, event hv250284. Read Sat, Oct 3, 2026, 4:10 AM UTC.