M2.5 earthquake 18 km SSW of Volcano, Hawaii

Magnitude

2.5 (ml), micro

Local time

Thu, Sep 21, 1978, 2:28 PM HST

UTC

1978-09-22 00:28:14 UTC

Depth

8.4 km (5.2 mi), shallow

Epicenter

19.277° N, 155.278° W

Region

Hawaii

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.5 km horizontally, 0.5 km in depth

Magnitude uncertainty

±0.01

Depth from

From location

Station coverage gap

145°

Stations used

35

• Volcano, HawaiiPopulation 2,575. Forecast19 kmSSW
• Hawaiian Paradise Park, HawaiiPopulation 11,404. Forecast47 kmSW
• Honolulu, HawaiiPopulation 350,964. Forecast351 kmSE

After

1. 2.015 km NE of P?hala, HawaiiThu, Sep 21, 4:15 PM HST · 17541 days ago · 5 km deep · 10 km away
2. 2.814 km SSE of Volcano, HawaiiThu, Sep 21, 8:27 PM HST · 17541 days ago · 9 km deep · 11 km away
3. 3.415 km SSE of Volcano, HawaiiFri, Sep 22, 1:27 AM HST · 17540 days ago · 9 km deep · 11 km away
4. 2.513 km SSE of Volcano, HawaiiFri, Sep 22, 1:53 AM HST · 17540 days ago · 7 km deep · 11 km away
5. 2.115 km SSE of Volcano, HawaiiFri, Sep 22, 12:00 PM HST · 17540 days ago · 5 km deep · 13 km away
6. 2.213 km SSE of Volcano, HawaiiFri, Sep 22, 2:56 PM HST · 17540 days ago · 6 km deep · 11 km away
7. 2.014 km SSE of Volcano, HawaiiFri, Sep 22, 7:04 PM HST · 17540 days ago · 7 km deep · 12 km away
8. 2.412 km SE of Fern Forest, HawaiiFri, Sep 22, 7:55 PM HST · 17540 days ago · 7 km deep · 27 km away
9. 3.023 km W of Volcano, HawaiiFri, Sep 22, 8:05 PM HST · 17540 days ago · 9 km deep · 26 km away
10. 2.317 km W of Volcano, HawaiiFri, Sep 22, 11:40 PM HST · 17540 days ago · 6 km deep · 21 km away
11. 2.214 km S of Fern Forest, HawaiiSat, Sep 23, 12:07 AM HST · 17539 days ago · 8 km deep · 16 km away
12. 2.15 km SSW of Volcano, HawaiiSat, Sep 23, 2:03 AM HST · 17539 days ago · 2 km deep · 13 km away
13. 2.318 km NNE of P?hala, HawaiiSat, Sep 23, 7:05 AM HST · 17539 days ago · 8 km deep · 17 km away
14. 2.417 km W of Volcano, HawaiiSat, Sep 23, 7:14 AM HST · 17539 days ago · 6 km deep · 21 km away
15. 1.86 km SSW of Volcano, HawaiiSat, Sep 23, 9:21 AM HST · 17539 days ago · 1 km deep · 13 km away
16. 2.46 km SSW of Volcano, HawaiiSat, Sep 23, 12:57 PM HST · 17539 days ago · 2 km deep · 13 km away
17. 2.112 km S of Fern Forest, HawaiiSat, Sep 23, 2:04 PM HST · 17539 days ago · 7 km deep · 19 km away
18. 1.911 km S of Volcano, HawaiiSat, Sep 23, 4:36 PM HST · 17539 days ago · 6 km deep · 9 km away
19. 2.314 km SSE of Volcano, HawaiiSat, Sep 23, 9:59 PM HST · 17539 days ago · 7 km deep · 10 km away
20. 1.911 km S of Volcano, HawaiiSun, Sep 24, 1:14 AM HST · 17538 days ago · 7 km deep · 9 km away
21. 2.324 km W of Volcano, HawaiiSun, Sep 24, 2:12 AM HST · 17538 days ago · 7 km deep · 27 km away
22. 1.98 km SW of Volcano, HawaiiSun, Sep 24, 5:55 AM HST · 17538 days ago · 2 km deep · 11 km away
23. 2.313 km SSE of Volcano, HawaiiSun, Sep 24, 9:11 AM HST · 17538 days ago · 6 km deep · 11 km away
24. 2.117 km WSW of Volcano, HawaiiSun, Sep 24, 9:40 AM HST · 17538 days ago · 9 km deep · 17 km away
25. 2.65 km SSW of Waimea, HawaiiSun, Sep 24, 10:42 AM HST · 17538 days ago · 28 km deep · 90 km away
26. 2.45 km SSW of Volcano, HawaiiSun, Sep 24, 10:55 AM HST · 17538 days ago · 2 km deep · 13 km away
27. 1.8Island of Hawaii, HawaiiSun, Sep 24, 11:58 AM HST · 17538 days ago · 2 km deep · 12 km away
28. 1.9Island of Hawaii, HawaiiSun, Sep 24, 12:00 PM HST · 17538 days ago · 1 km deep · 13 km away
29. 2.211 km SW of Volcano, HawaiiSun, Sep 24, 12:14 PM HST · 17538 days ago · 2 km deep · 9 km away
30. 2.48 km SW of Volcano, HawaiiSun, Sep 24, 12:49 PM HST · 17538 days ago · 2 km deep · 11 km away
31. 1.98 km SSW of Volcano, HawaiiSun, Sep 24, 12:54 PM HST · 17538 days ago · 1 km deep · 11 km away
32. 2.5Island of Hawaii, HawaiiSun, Sep 24, 3:30 PM HST · 17538 days ago · 9 km deep · 19 km away
33. 2.214 km S of Fern Forest, HawaiiSun, Sep 24, 5:26 PM HST · 17538 days ago · 7 km deep · 15 km away
34. 2.013 km SSE of Eden Roc, HawaiiSun, Sep 24, 7:25 PM HST · 17538 days ago · 8 km deep · 28 km away
35. 2.311 km S of Volcano, HawaiiSun, Sep 24, 10:26 PM HST · 17538 days ago · 8 km deep · 10 km away
36. 2.08 km SSW of Volcano, HawaiiSun, Sep 24, 11:02 PM HST · 17538 days ago · 2 km deep · 11 km away
37. 1.72 km WNW of P?pa‘ikou, HawaiiMon, Sep 25, 1:03 AM HST · 17537 days ago · 40 km deep · 60 km away
38. 2.513 km S of Fern Forest, HawaiiMon, Sep 25, 1:14 AM HST · 17537 days ago · 8 km deep · 19 km away
39. 2.112 km S of Volcano, HawaiiMon, Sep 25, 1:28 AM HST · 17537 days ago · 6 km deep · 9 km away
40. 1.9Island of Hawaii, HawaiiMon, Sep 25, 1:49 AM HST · 17537 days ago · 2 km deep · 11 km away
41. 2.07 km S of Volcano, HawaiiMon, Sep 25, 7:05 AM HST · 17537 days ago · 2 km deep · 12 km away
42. 2.46 km ESE of Leilani Estates, HawaiiMon, Sep 25, 8:34 AM HST · 17537 days ago · 8 km deep · 48 km away
43. 2.26 km SSW of Volcano, HawaiiMon, Sep 25, 11:31 AM HST · 17537 days ago · 1 km deep · 12 km away
44. 3.316 km S of Fern Forest, HawaiiMon, Sep 25, 1:30 PM HST · 17537 days ago · 8 km deep · 16 km away
45. 2.18 km SSW of Leilani Estates, HawaiiMon, Sep 25, 3:39 PM HST · 17537 days ago · 5 km deep · 36 km away
46. 3.329 km ESE of Naalehu, HawaiiMon, Sep 25, 8:02 PM HST · 17537 days ago · 42 km deep · 39 km away
47. 2.113 km SE of Fern Forest, HawaiiMon, Sep 25, 8:20 PM HST · 17537 days ago · 8 km deep · 27 km away
48. 2.528 km ESE of Naalehu, HawaiiMon, Sep 25, 8:21 PM HST · 17537 days ago · 42 km deep · 38 km away
49. 2.112 km S of Fern Forest, HawaiiMon, Sep 25, 8:28 PM HST · 17537 days ago · 8 km deep · 18 km away
50. 3.013 km SSE of Volcano, HawaiiMon, Sep 25, 11:35 PM HST · 17537 days ago · 9 km deep · 12 km away
51. 1.97 km SW of Volcano, HawaiiTue, Sep 26, 12:16 AM HST · 17536 days ago · 1 km deep · 13 km away
52. 2.522 km N of P?hala, HawaiiTue, Sep 26, 5:14 AM HST · 17536 days ago · 6 km deep · 26 km away
53. 2.113 km SSE of Volcano, HawaiiTue, Sep 26, 6:50 AM HST · 17536 days ago · 6 km deep · 11 km away
54. 2.116 km SE of Fern Forest, HawaiiTue, Sep 26, 9:51 AM HST · 17536 days ago · 5 km deep · 27 km away
55. 2.513 km S of Fern Forest, HawaiiTue, Sep 26, 2:43 PM HST · 17536 days ago · 7 km deep · 18 km away
56. 3.1Island of Hawaii, HawaiiTue, Sep 26, 7:12 PM HST · 17536 days ago · 8 km deep · 21 km away
57. 2.315 km W of Volcano, HawaiiTue, Sep 26, 7:35 PM HST · 17536 days ago · 6 km deep · 21 km away
58. 2.015 km S of Fern Forest, HawaiiWed, Sep 27, 5:09 AM HST · 17535 days ago · 6 km deep · 15 km away
59. 2.07 km SSW of Volcano, HawaiiWed, Sep 27, 2:43 PM HST · 17535 days ago · 2 km deep · 12 km away
60. 2.827 km SSE of Fern Forest, HawaiiWed, Sep 27, 2:58 PM HST · 17535 days ago · 44 km deep · 27 km away

The first 60 of 190.

Before

1. 2.710 km E of Honaunau-Napoopoo, HawaiiThu, Sep 21, 10:43 AM HST · 17541 days ago · 4 km deep · 54 km away
2. 3.11 km NNW of Honomu, HawaiiThu, Sep 21, 2:15 AM HST · 17541 days ago · 41 km deep · 70 km away
3. 2.19 km S of Volcano, HawaiiThu, Sep 21, 12:05 AM HST · 17541 days ago · 7 km deep · 10 km away
4. 2.67 km SW of Volcano, HawaiiWed, Sep 20, 3:12 PM HST · 17542 days ago · 13 km deep · 12 km away
5. 3.25 km ENE of Captain Cook, HawaiiWed, Sep 20, 1:20 PM HST · 17542 days ago · 8 km deep · 67 km away
6. 2.312 km SE of Fern Forest, HawaiiWed, Sep 20, 12:17 PM HST · 17542 days ago · 11 km deep · 26 km away
7. 2.116 km SW of Leilani Estates, HawaiiWed, Sep 20, 11:36 AM HST · 17542 days ago · 6 km deep · 29 km away
8. 3.115 km SSE of Volcano, HawaiiWed, Sep 20, 10:28 AM HST · 17542 days ago · 8 km deep · 10 km away
9. 1.817 km N of P?hala, HawaiiWed, Sep 20, 4:10 AM HST · 17542 days ago · 6 km deep · 22 km away
10. 2.47 km SSW of P?hala, HawaiiWed, Sep 20, 1:06 AM HST · 17542 days ago · 41 km deep · 29 km away
11. 2.46 km SSW of P?hala, HawaiiWed, Sep 20, 1:01 AM HST · 17542 days ago · 39 km deep · 27 km away
12. 2.313 km SSE of Volcano, HawaiiWed, Sep 20, 12:56 AM HST · 17542 days ago · 8 km deep · 10 km away
13. 1.918 km W of Volcano, HawaiiTue, Sep 19, 6:01 PM HST · 17543 days ago · 4 km deep · 22 km away
14. 3.417 km W of Volcano, HawaiiTue, Sep 19, 3:41 PM HST · 17543 days ago · 9 km deep · 21 km away
15. 2.19 km SSE of Volcano, HawaiiTue, Sep 19, 12:42 PM HST · 17543 days ago · 1 km deep · 11 km away
16. 2.416 km SSE of Volcano, HawaiiTue, Sep 19, 10:48 AM HST · 17543 days ago · 8 km deep · 11 km away
17. 3.08 km WSW of Wai‘?hinu, HawaiiTue, Sep 19, 8:43 AM HST · 17543 days ago · 42 km deep · 51 km away
18. 1.88 km SW of Volcano, HawaiiTue, Sep 19, 3:19 AM HST · 17543 days ago · 1 km deep · 12 km away
19. 2.213 km NNE of P?hala, HawaiiTue, Sep 19, 3:04 AM HST · 17543 days ago · 7 km deep · 18 km away
20. 2.48 km SW of Volcano, HawaiiTue, Sep 19, 1:03 AM HST · 17543 days ago · 2 km deep · 11 km away

From the USGS Earthquake Hazards Program and its partner networks, event hv19781590. Read Wed, Sep 30, 2026, 9:32 PM UTC.