M3.8 earthquake 6 km SW of Volcano, Hawaii

Magnitude

3.8 (ML, local (Richter)), minor

Magnitude from

Hawaiian Volcano Observatory

Local time

Sun, Apr 28, 1968, 5:19 AM GMT-10

UTC

1968-04-28 15:19:13 UTC

Depth

25.5 km (15.8 mi), shallow

Epicenter

19.393° N, 155.270° W

Region

Hawaii

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.8 km horizontally, 1.2 km in depth

Magnitude uncertainty

±0.27

Depth from

From location

Station coverage gap

56°

Stations used

19

• Volcano, HawaiiPopulation 2,575. Forecast7 kmSW
• Hawaiian Paradise Park, HawaiiPopulation 11,404. Forecast38 kmSW
• Honolulu, HawaiiPopulation 350,964. Forecast344 kmSE

After

1. 2.50 km N of P?hala, HawaiiMon, Apr 29, 11:17 PM GMT-10 · 21340 days ago · 2 km deep · 30 km away
2. 2.615 km SE of Waimea, HawaiiTue, Apr 30, 12:12 PM GMT-10 · 21339 days ago · 13 km deep · 68 km away
3. 2.414 km S of Fern Forest, HawaiiTue, Apr 30, 8:46 PM GMT-10 · 21339 days ago · 8 km deep · 16 km away
4. 2.518 km W of Volcano, HawaiiWed, May 1, 11:09 AM GMT-10 · 21338 days ago · 6 km deep · 15 km away
5. 2.819 km W of Volcano, HawaiiFri, May 3, 7:10 PM GMT-10 · 21336 days ago · 1 km deep · 15 km away
6. 2.318 km NNE of P?hala, HawaiiMon, May 6, 3:22 PM GMT-10 · 21333 days ago · 8 km deep · 16 km away
7. 2.219 km NNE of P?hala, HawaiiMon, May 6, 8:22 PM GMT-10 · 21333 days ago · 5 km deep · 14 km away
8. 2.318 km NNE of P?hala, HawaiiMon, May 6, 8:23 PM GMT-10 · 21333 days ago · 7 km deep · 14 km away
9. 2.76 km SW of Volcano, HawaiiWed, May 8, 9:19 AM GMT-10 · 21331 days ago · 3 km deep · 1 km away
10. 2.56 km SW of Volcano, HawaiiWed, May 8, 9:20 AM GMT-10 · 21331 days ago · 2 km deep · 0 km away
11. 2.815 km SSE of Fern Forest, HawaiiWed, May 8, 10:01 AM GMT-10 · 21331 days ago · 8 km deep · 19 km away
12. 2.417 km W of Volcano, HawaiiWed, May 8, 5:51 PM GMT-10 · 21331 days ago · 6 km deep · 14 km away
13. 2.45 km SW of Volcano, HawaiiWed, May 8, 7:54 PM GMT-10 · 21331 days ago · 1 km deep · 2 km away
14. 2.7Island of Hawaii, HawaiiThu, May 9, 5:23 AM GMT-10 · 21331 days ago · 2 km deep · 1 km away
15. 2.17 km SSW of Volcano, HawaiiThu, May 9, 2:42 PM GMT-10 · 21330 days ago · 2 km deep · 3 km away
16. 2.214 km S of Volcano, HawaiiThu, May 9, 5:36 PM GMT-10 · 21330 days ago · 5 km deep · 10 km away
17. 2.316 km SSW of Volcano, HawaiiFri, May 10, 5:23 PM GMT-10 · 21329 days ago · 7 km deep · 10 km away
18. 2.119 km WSW of Volcano, HawaiiFri, May 10, 9:50 PM GMT-10 · 21329 days ago · 8 km deep · 15 km away
19. 2.216 km SSW of Volcano, HawaiiFri, May 10, 10:46 PM GMT-10 · 21329 days ago · 7 km deep · 10 km away
20. 2.516 km SSW of Volcano, HawaiiSat, May 11, 6:23 AM GMT-10 · 21329 days ago · 8 km deep · 11 km away
21. 2.317 km WSW of Volcano, HawaiiSun, May 12, 4:54 AM GMT-10 · 21328 days ago · 3 km deep · 13 km away
22. 3.717 km SSE of Honaunau-Napoopoo, HawaiiSun, May 12, 10:06 AM GMT-10 · 21327 days ago · 6 km deep · 54 km away
23. 1.56 km SW of Volcano, HawaiiMon, May 13, 4:12 AM GMT-10 · 21327 days ago · 1 km deep · 2 km away
24. 1.915 km SSE of Volcano, HawaiiMon, May 13, 4:55 AM GMT-10 · 21327 days ago · 5 km deep · 14 km away
25. 2.77 km SW of Volcano, HawaiiMon, May 13, 10:04 AM GMT-10 · 21326 days ago · 2 km deep · 1 km away
26. 2.615 km S of Fern Forest, HawaiiMon, May 13, 2:24 PM GMT-10 · 21326 days ago · 9 km deep · 19 km away
27. 2.821 km W of Volcano, HawaiiTue, May 14, 1:21 PM GMT-10 · 21325 days ago · 6 km deep · 17 km away
28. 2.218 km W of Volcano, HawaiiTue, May 14, 5:57 PM GMT-10 · 21325 days ago · 4 km deep · 15 km away
29. 3.07 km SW of Volcano, HawaiiWed, May 15, 11:24 AM GMT-10 · 21324 days ago · 2 km deep · 1 km away
30. 2.415 km S of Fern Forest, HawaiiThu, May 16, 9:38 AM GMT-10 · 21323 days ago · 6 km deep · 17 km away
31. 2.317 km S of Volcano, HawaiiFri, May 17, 6:40 AM GMT-10 · 21323 days ago · 6 km deep · 13 km away
32. 3.06 km S of Volcano, HawaiiFri, May 17, 9:43 PM GMT-10 · 21322 days ago · 1 km deep · 3 km away
33. 2.818 km S of Volcano, HawaiiSat, May 18, 9:17 AM GMT-10 · 21321 days ago · 3 km deep · 15 km away
34. 3.116 km SW of Volcano, HawaiiSat, May 18, 4:18 PM GMT-10 · 21321 days ago · 0 km deep · 10 km away
35. 2.724 km NNW of P?hala, HawaiiSun, May 19, 6:29 AM GMT-10 · 21321 days ago · 3 km deep · 32 km away
36. 2.017 km SSE of Fern Forest, HawaiiMon, May 20, 1:30 AM GMT-10 · 21320 days ago · 12 km deep · 24 km away
37. 2.919 km SSW of Leilani Estates, HawaiiTue, May 21, 3:07 AM GMT-10 · 21319 days ago · 42 km deep · 34 km away
38. 2.314 km SSE of Fern Forest, HawaiiWed, May 22, 5:51 PM GMT-10 · 21317 days ago · 11 km deep · 22 km away
39. 2.014 km S of Fern Forest, HawaiiThu, May 23, 1:58 AM GMT-10 · 21317 days ago · 7 km deep · 16 km away
40. 2.432 km SSE of Fern Forest, HawaiiThu, May 23, 10:23 AM GMT-10 · 21316 days ago · 52 km deep · 33 km away
41. 2.65 km WSW of Volcano, HawaiiThu, May 23, 2:51 PM GMT-10 · 21316 days ago · 1 km deep · 4 km away
42. 2.515 km SW of Leilani Estates, HawaiiThu, May 23, 7:56 PM GMT-10 · 21316 days ago · 5 km deep · 27 km away
43. 2.618 km WSW of Volcano, HawaiiThu, May 23, 9:11 PM GMT-10 · 21316 days ago · 4 km deep · 13 km away
44. 2.218 km N of P?hala, HawaiiFri, May 24, 1:57 AM GMT-10 · 21316 days ago · 5 km deep · 20 km away
45. 2.317 km NNE of P?hala, HawaiiFri, May 24, 5:38 AM GMT-10 · 21316 days ago · 8 km deep · 16 km away
46. 2.316 km S of Volcano, HawaiiFri, May 24, 6:18 AM GMT-10 · 21316 days ago · 9 km deep · 12 km away
47. 2.76 km SW of Volcano, HawaiiSat, May 25, 12:27 AM GMT-10 · 21315 days ago · 0 km deep · 2 km away
48. 1.65 km SW of Volcano, HawaiiSat, May 25, 7:15 AM GMT-10 · 21315 days ago · 0 km deep · 2 km away
49. 2.812 km SSW of Volcano, HawaiiSun, May 26, 4:26 AM GMT-10 · 21314 days ago · 33 km deep · 6 km away
50. 2.414 km S of Volcano, HawaiiMon, May 27, 9:29 PM GMT-10 · 21312 days ago · 7 km deep · 10 km away
51. 2.515 km S of Fern Forest, HawaiiTue, May 28, 4:43 AM GMT-10 · 21312 days ago · 6 km deep · 15 km away
52. 2.32 km S of Volcano, HawaiiTue, May 28, 10:24 AM GMT-10 · 21311 days ago · 32 km deep · 5 km away
53. 2.218 km NNE of P?hala, HawaiiTue, May 28, 11:56 AM GMT-10 · 21311 days ago · 10 km deep · 13 km away
54. 2.77 km NNE of P?hala, HawaiiTue, May 28, 4:54 PM GMT-10 · 21311 days ago · 8 km deep · 24 km away
55. 2.317 km W of Volcano, HawaiiTue, May 28, 6:45 PM GMT-10 · 21311 days ago · 10 km deep · 14 km away
56. 2.610 km SW of Volcano, HawaiiWed, May 29, 12:12 AM GMT-10 · 21311 days ago · 30 km deep · 4 km away
57. 3.36 km WSW of Volcano, HawaiiWed, May 29, 11:42 AM GMT-10 · 21310 days ago · 0 km deep · 3 km away
58. 2.716 km S of Fern Forest, HawaiiWed, May 29, 9:54 PM GMT-10 · 21310 days ago · 8 km deep · 16 km away
59. 2.3Island of Hawaii, HawaiiThu, May 30, 3:20 AM GMT-10 · 21310 days ago · 2 km deep · 1 km away
60. 1.9Island of Hawaii, HawaiiFri, May 31, 3:08 AM GMT-10 · 21309 days ago · 3 km deep · 14 km away

The first 60 of 127.

Before

1. 4.32 km WSW of Volcano, HawaiiSun, Apr 28, 4:09 AM GMT-10 · 21342 days ago · 21 km deep · 5 km away
2. 2.421 km W of Volcano, HawaiiThu, Apr 25, 3:32 PM GMT-10 · 21344 days ago · 14 km deep · 17 km away
3. 2.319 km N of P?hala, HawaiiTue, Apr 23, 10:56 PM GMT-10 · 21346 days ago · 9 km deep · 18 km away
4. 3.46 km S of Volcano, HawaiiThu, Apr 18, 8:09 PM GMT-10 · 21351 days ago · 35 km deep · 3 km away
5. 2.813 km NW of Volcano, HawaiiWed, Apr 17, 12:38 PM GMT-10 · 21352 days ago · 7 km deep · 16 km away
6. 2.416 km WSW of Volcano, HawaiiWed, Apr 17, 9:33 AM GMT-10 · 21352 days ago · 8 km deep · 11 km away
7. 2.66 km NNE of P?hala, HawaiiWed, Apr 17, 12:39 AM GMT-10 · 21353 days ago · 7 km deep · 24 km away
8. 2.313 km SSE of Volcano, HawaiiTue, Apr 16, 2:04 AM GMT-10 · 21354 days ago · 6 km deep · 11 km away
9. 2.46 km NNE of P?hala, HawaiiMon, Apr 15, 10:53 AM GMT-10 · 21354 days ago · 7 km deep · 25 km away
10. 3.37 km NNE of P?hala, HawaiiMon, Apr 15, 10:30 AM GMT-10 · 21354 days ago · 4 km deep · 24 km away
11. 1.914 km SSE of Volcano, HawaiiSun, Apr 14, 4:33 PM GMT-10 · 21355 days ago · 7 km deep · 12 km away
12. 3.05 km SW of Puako, HawaiiSun, Apr 14, 10:45 AM GMT-10 · 21355 days ago · 6 km deep · 88 km away
13. 2.413 km SE of Fern Forest, HawaiiSun, Apr 14, 8:52 AM GMT-10 · 21355 days ago · 10 km deep · 23 km away
14. 2.613 km SSE of Volcano, HawaiiSun, Apr 14, 8:25 AM GMT-10 · 21355 days ago · 5 km deep · 11 km away
15. 2.213 km SSE of Volcano, HawaiiFri, Apr 12, 8:55 PM GMT-10 · 21357 days ago · 2 km deep · 11 km away
16. 2.221 km S of Fern Forest, HawaiiFri, Apr 12, 8:24 PM GMT-10 · 21357 days ago · 52 km deep · 20 km away
17. 2.019 km NNE of P?hala, HawaiiFri, Apr 12, 1:56 AM GMT-10 · 21358 days ago · 10 km deep · 16 km away
18. 2.614 km S of Volcano, HawaiiThu, Apr 11, 2:45 PM GMT-10 · 21358 days ago · 10 km deep · 10 km away
19. 2.818 km W of Volcano, HawaiiWed, Apr 10, 9:18 AM GMT-10 · 21359 days ago · 7 km deep · 15 km away
20. 2.55 km WSW of Volcano, HawaiiWed, Apr 10, 9:00 AM GMT-10 · 21359 days ago · 1 km deep · 3 km away

From the USGS Earthquake Hazards Program and its partner networks, event hv19680451. Read Sat, Oct 3, 2026, 4:45 AM UTC.