M2.1 earthquake 25 km W of Volcano, Hawaii

Magnitude

2.1 (ml), micro

Local time

Thu, Jan 31, 1985, 9:43 PM HST

UTC

1985-02-01 07:43:29 UTC

Depth

8.0 km (5.0 mi), shallow

Epicenter

19.473° N, 155.475° W

Region

Hawaii

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.4 km horizontally, 0.8 km in depth

Magnitude uncertainty

±0.12

Depth from

From location

Station coverage gap

59°

Stations used

25

• Volcano, HawaiiPopulation 2,575. Forecast26 kmW
• Hilo, HawaiiPopulation 43,263. Forecast49 kmSW
• Honolulu, HawaiiPopulation 350,964. Forecast321 kmSE

After

1. 2.312 km NW of Wai‘?hinu, HawaiiFri, Feb 1, 5:17 PM HST · 15214 days ago · 8 km deep · 41 km away
2. 1.711 km SSE of Volcano, HawaiiFri, Feb 1, 8:36 PM HST · 15214 days ago · 7 km deep · 32 km away
3. 1.714 km S of Fern Forest, HawaiiFri, Feb 1, 11:01 PM HST · 15214 days ago · 7 km deep · 37 km away
4. 1.88 km SW of Volcano, HawaiiFri, Feb 1, 11:14 PM HST · 15214 days ago · 11 km deep · 23 km away
5. 2.54 km NNW of P?hala, HawaiiSat, Feb 2, 2:24 AM HST · 15214 days ago · 40 km deep · 26 km away
6. 1.616 km SW of Leilani Estates, HawaiiSat, Feb 2, 2:57 AM HST · 15214 days ago · 6 km deep · 51 km away
7. 1.65 km SSW of Volcano, HawaiiSat, Feb 2, 6:14 AM HST · 15214 days ago · 2 km deep · 24 km away
8. 1.69 km WSW of Volcano, HawaiiSat, Feb 2, 7:06 AM HST · 15214 days ago · 3 km deep · 18 km away
9. 2.524 km W of Volcano, HawaiiSat, Feb 2, 9:27 AM HST · 15213 days ago · 8 km deep · 2 km away
10. 1.8Island of Hawaii, HawaiiSat, Feb 2, 1:28 PM HST · 15213 days ago · 1 km deep · 22 km away
11. 1.912 km S of Volcano, HawaiiSat, Feb 2, 3:08 PM HST · 15213 days ago · 6 km deep · 32 km away
12. 2.519 km N of P?hala, HawaiiSat, Feb 2, 3:26 PM HST · 15213 days ago · 9 km deep · 11 km away
13. 1.514 km SE of Volcano, HawaiiSat, Feb 2, 7:57 PM HST · 15213 days ago · 7 km deep · 37 km away
14. 1.513 km SSE of Fern Forest, HawaiiSun, Feb 3, 5:42 AM HST · 15213 days ago · 6 km deep · 43 km away
15. 1.525 km N of P?hala, HawaiiMon, Feb 4, 1:23 AM HST · 15212 days ago · 4 km deep · 4 km away
16. 1.810 km SSW of Volcano, HawaiiMon, Feb 4, 3:15 AM HST · 15212 days ago · 31 km deep · 23 km away
17. 2.16 km SSW of Volcano, HawaiiMon, Feb 4, 12:17 PM HST · 15211 days ago · 2 km deep · 24 km away
18. 1.713 km SSE of Volcano, HawaiiMon, Feb 4, 12:18 PM HST · 15211 days ago · 6 km deep · 34 km away
19. 1.66 km SSW of Volcano, HawaiiMon, Feb 4, 9:34 PM HST · 15211 days ago · 2 km deep · 23 km away
20. 1.56 km SW of Volcano, HawaiiTue, Feb 5, 3:00 AM HST · 15211 days ago · 0 km deep · 21 km away
21. 1.520 km N of P?hala, HawaiiTue, Feb 5, 3:09 PM HST · 15210 days ago · 5 km deep · 10 km away
22. 1.818 km N of P?hala, HawaiiWed, Feb 6, 6:30 AM HST · 15210 days ago · 7 km deep · 12 km away
23. 2.319 km N of P?hala, HawaiiWed, Feb 6, 7:32 AM HST · 15210 days ago · 6 km deep · 11 km away
24. 1.626 km W of Volcano, HawaiiWed, Feb 6, 9:45 AM HST · 15209 days ago · 6 km deep · 3 km away
25. 1.613 km W of Volcano, HawaiiWed, Feb 6, 2:58 PM HST · 15209 days ago · 9 km deep · 13 km away
26. 2.815 km SSE of Volcano, HawaiiThu, Feb 7, 7:07 AM HST · 15209 days ago · 9 km deep · 36 km away
27. 1.914 km S of Volcano, HawaiiThu, Feb 7, 8:01 AM HST · 15209 days ago · 5 km deep · 32 km away
28. 2.014 km SSE of Fern Forest, HawaiiThu, Feb 7, 1:00 PM HST · 15208 days ago · 7 km deep · 42 km away
29. 2.33 km NE of P?hala, HawaiiFri, Feb 8, 4:30 AM HST · 15208 days ago · 8 km deep · 28 km away
30. 2.018 km N of P?hala, HawaiiFri, Feb 8, 8:41 PM HST · 15207 days ago · 7 km deep · 12 km away
31. 1.925 km W of Volcano, HawaiiFri, Feb 8, 10:52 PM HST · 15207 days ago · 6 km deep · 4 km away
32. 2.316 km WNW of Volcano, HawaiiFri, Feb 8, 11:23 PM HST · 15207 days ago · 7 km deep · 11 km away
33. 1.512 km SSE of Volcano, HawaiiSat, Feb 9, 2:59 AM HST · 15207 days ago · 7 km deep · 32 km away
34. 1.917 km SE of Fern Forest, HawaiiSat, Feb 9, 4:09 AM HST · 15207 days ago · 1 km deep · 49 km away
35. 3.018 km N of P?hala, HawaiiSat, Feb 9, 8:43 AM HST · 15207 days ago · 9 km deep · 12 km away
36. 1.618 km N of P?hala, HawaiiSat, Feb 9, 8:50 AM HST · 15206 days ago · 8 km deep · 12 km away
37. 1.716 km N of P?hala, HawaiiSat, Feb 9, 10:59 AM HST · 15206 days ago · 8 km deep · 14 km away
38. 1.617 km N of P?hala, HawaiiSat, Feb 9, 10:40 PM HST · 15206 days ago · 6 km deep · 13 km away
39. 3.214 km SSW of Honoka‘a, HawaiiSun, Feb 10, 1:13 AM HST · 15206 days ago · 11 km deep · 54 km away
40. 1.811 km S of Volcano, HawaiiSun, Feb 10, 4:44 PM HST · 15205 days ago · 5 km deep · 30 km away
41. 1.925 km N of P?hala, HawaiiSun, Feb 10, 6:28 PM HST · 15205 days ago · 6 km deep · 6 km away
42. 2.510 km S of Volcano, HawaiiMon, Feb 11, 9:18 AM HST · 15204 days ago · 32 km deep · 27 km away
43. 1.524 km N of P?hala, HawaiiMon, Feb 11, 12:49 PM HST · 15204 days ago · 5 km deep · 6 km away
44. 1.824 km N of P?hala, HawaiiMon, Feb 11, 5:58 PM HST · 15204 days ago · 6 km deep · 6 km away
45. 2.813 km SSE of Volcano, HawaiiMon, Feb 11, 7:52 PM HST · 15204 days ago · 8 km deep · 33 km away
46. 1.618 km N of P?hala, HawaiiMon, Feb 11, 8:22 PM HST · 15204 days ago · 8 km deep · 12 km away
47. 2.512 km SSE of Volcano, HawaiiMon, Feb 11, 8:35 PM HST · 15204 days ago · 7 km deep · 33 km away
48. 1.714 km SE of Fern Forest, HawaiiTue, Feb 12, 12:03 AM HST · 15204 days ago · 8 km deep · 46 km away
49. 1.513 km SSE of Volcano, HawaiiTue, Feb 12, 2:19 AM HST · 15204 days ago · 8 km deep · 33 km away
50. 1.915 km S of Fern Forest, HawaiiTue, Feb 12, 4:36 AM HST · 15204 days ago · 7 km deep · 40 km away
51. 1.614 km SSE of Volcano, HawaiiTue, Feb 12, 1:03 PM HST · 15203 days ago · 7 km deep · 36 km away
52. 2.017 km W of Volcano, HawaiiWed, Feb 13, 4:53 AM HST · 15203 days ago · 8 km deep · 8 km away
53. 1.917 km W of Volcano, HawaiiWed, Feb 13, 5:41 AM HST · 15203 days ago · 9 km deep · 8 km away
54. 2.112 km SSE of Volcano, HawaiiWed, Feb 13, 1:40 PM HST · 15202 days ago · 7 km deep · 33 km away
55. 1.517 km N of P?hala, HawaiiWed, Feb 13, 1:57 PM HST · 15202 days ago · 8 km deep · 13 km away
56. 1.86 km SW of Volcano, HawaiiThu, Feb 14, 5:03 AM HST · 15202 days ago · 9 km deep · 22 km away
57. 1.86 km SW of Volcano, HawaiiThu, Feb 14, 5:22 AM HST · 15202 days ago · 8 km deep · 23 km away
58. 1.523 km N of P?hala, HawaiiFri, Feb 15, 1:26 AM HST · 15201 days ago · 5 km deep · 7 km away
59. 1.514 km SSE of Volcano, HawaiiFri, Feb 15, 7:53 AM HST · 15201 days ago · 5 km deep · 34 km away
60. 2.01 km NE of Volcano, HawaiiFri, Feb 15, 6:00 PM HST · 15200 days ago · 34 km deep · 27 km away

The first 60 of 199.

Before

1. 3.012 km SSE of Volcano, HawaiiThu, Jan 31, 5:57 PM HST · 15215 days ago · 8 km deep · 33 km away
2. 2.33 km ENE of Leilani Estates, HawaiiThu, Jan 31, 5:41 PM HST · 15215 days ago · 0 km deep · 62 km away
3. 1.9Island of Hawaii, HawaiiThu, Jan 31, 1:36 PM HST · 15215 days ago · 0 km deep · 51 km away
4. 1.510 km NNE of P?hala, HawaiiThu, Jan 31, 2:13 AM HST · 15216 days ago · 8 km deep · 21 km away
5. 1.99 km SSE of Volcano, HawaiiWed, Jan 30, 10:49 PM HST · 15216 days ago · 2 km deep · 32 km away
6. 1.912 km ENE of P?hala, HawaiiWed, Jan 30, 5:48 AM HST · 15217 days ago · 5 km deep · 25 km away
7. 2.413 km W of Volcano, HawaiiWed, Jan 30, 5:03 AM HST · 15217 days ago · 8 km deep · 13 km away
8. 2.013 km SW of Leilani Estates, HawaiiWed, Jan 30, 4:12 AM HST · 15217 days ago · 5 km deep · 51 km away
9. 1.514 km S of Volcano, HawaiiTue, Jan 29, 9:13 PM HST · 15217 days ago · 6 km deep · 31 km away
10. 2.215 km SW of Leilani Estates, HawaiiTue, Jan 29, 4:03 PM HST · 15217 days ago · 8 km deep · 50 km away
11. 2.04 km E of Kealakekua, HawaiiTue, Jan 29, 6:54 AM HST · 15218 days ago · 5 km deep · 43 km away
12. 1.610 km NNW of P?hala, HawaiiTue, Jan 29, 4:34 AM HST · 15218 days ago · 9 km deep · 20 km away
13. 1.912 km ENE of P?hala, HawaiiMon, Jan 28, 10:57 PM HST · 15218 days ago · 5 km deep · 26 km away
14. 1.92 km ESE of P?hala, HawaiiMon, Jan 28, 10:57 PM HST · 15218 days ago · 6 km deep · 31 km away
15. 1.710 km S of Fern Forest, HawaiiMon, Jan 28, 7:07 PM HST · 15218 days ago · 1 km deep · 37 km away
16. 1.913 km SSE of Volcano, HawaiiMon, Jan 28, 3:59 PM HST · 15218 days ago · 7 km deep · 35 km away
17. 1.914 km SSE of Eden Roc, HawaiiMon, Jan 28, 3:04 PM HST · 15218 days ago · 7 km deep · 48 km away
18. 1.618 km N of P?hala, HawaiiMon, Jan 28, 5:30 AM HST · 15219 days ago · 7 km deep · 11 km away
19. 2.717 km S of Volcano, HawaiiMon, Jan 28, 3:41 AM HST · 15219 days ago · 11 km deep · 34 km away
20. 2.010 km SSE of Volcano, HawaiiMon, Jan 28, 1:46 AM HST · 15219 days ago · 6 km deep · 31 km away

From the USGS Earthquake Hazards Program and its partner networks, event hv19850185. Read Tue, Sep 29, 2026, 6:13 AM UTC.