M1.8 earthquake 9km SSW of Santa Barbara, CA

Magnitude

1.8 (Mh), micro

Magnitude from

Southern California Seismic Network

Local time

Wed, Aug 16, 1978, 3:43 AM PDT

UTC

1978-08-16 10:43:38 UTC

Depth

8.6 km (5.4 mi), shallow

Epicenter

34.347° N, 119.750° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 1.1 km horizontally, 1.6 km in depth

Magnitude uncertainty

±0.26

Depth from

From location

Station coverage gap

127°

Stations used

15

• Santa Barbara, CaliforniaPopulation 91,842. Forecast9 kmSSW
• Oxnard, CaliforniaPopulation 207,254. Forecast55 kmWNW
• Los Angeles, CaliforniaPopulation 3,820,914. Forecast142 kmWNW

After

1. 1.87km SW of Santa Barbara, CAWed, Aug 16, 3:55 AM PDT · 17578 days ago · 12 km deep · 3 km away
2. 2.89km SSW of Santa Barbara, CAWed, Aug 16, 4:40 AM PDT · 17578 days ago · 11 km deep · 1 km away
3. 3.38km SSE of Goleta, CAWed, Aug 16, 6:35 AM PDT · 17578 days ago · 14 km deep · 4 km away
4. 2.510km SSW of Santa Barbara, CAWed, Aug 16, 6:36 AM PDT · 17578 days ago · 1 km deep · 0 km away
5. 1.57km SW of Santa Barbara, CAWed, Aug 16, 8:36 AM PDT · 17578 days ago · 3 km deep · 4 km away
6. 1.712km SSW of Santa Barbara, CAWed, Aug 16, 12:12 PM PDT · 17578 days ago · 3 km deep · 3 km away
7. 2.66km SE of Isla Vista, CAWed, Aug 16, 7:58 PM PDT · 17578 days ago · 14 km deep · 6 km away
8. 1.810km SSW of Santa Barbara, CAWed, Aug 16, 9:48 PM PDT · 17578 days ago · 6 km deep · 1 km away
9. 1.911km SSW of Santa Barbara, CAThu, Aug 17, 1:53 AM PDT · 17577 days ago · 14 km deep · 2 km away
10. 1.88km SSE of Goleta, CAThu, Aug 17, 4:40 AM PDT · 17577 days ago · 7 km deep · 4 km away
11. 2.48km SE of Isla Vista, CAThu, Aug 17, 5:52 AM PDT · 17577 days ago · 13 km deep · 5 km away
12. 2.08km SW of Santa Barbara, CAThu, Aug 17, 11:02 AM PDT · 17577 days ago · 11 km deep · 3 km away
13. 1.77km SW of Santa Barbara, CAThu, Aug 17, 11:30 AM PDT · 17577 days ago · 13 km deep · 4 km away
14. 1.85km SSW of Santa Barbara, CAThu, Aug 17, 12:32 PM PDT · 17577 days ago · 11 km deep · 5 km away
15. 1.811km SSW of Santa Barbara, CAThu, Aug 17, 2:52 PM PDT · 17577 days ago · 6 km deep · 2 km away
16. 2.06km S of Santa Barbara, CAThu, Aug 17, 4:28 PM PDT · 17577 days ago · 12 km deep · 4 km away
17. 1.78km SW of Santa Barbara, CAThu, Aug 17, 5:31 PM PDT · 17577 days ago · 11 km deep · 3 km away
18. 2.09km SSE of Goleta, CAThu, Aug 17, 6:55 PM PDT · 17577 days ago · 11 km deep · 3 km away
19. 2.05km WSW of Santa Barbara, CAThu, Aug 17, 7:24 PM PDT · 17577 days ago · 14 km deep · 6 km away
20. 1.97km SSW of Santa Barbara, CAThu, Aug 17, 7:52 PM PDT · 17577 days ago · 12 km deep · 3 km away
21. 2.28km SW of Santa Barbara, CAFri, Aug 18, 12:18 AM PDT · 17576 days ago · 13 km deep · 4 km away
22. 1.78km SW of Santa Barbara, CAFri, Aug 18, 1:16 AM PDT · 17576 days ago · 12 km deep · 2 km away
23. 1.66km SE of Goleta, CAFri, Aug 18, 1:53 AM PDT · 17576 days ago · 13 km deep · 6 km away
24. 1.69km SE of Isla Vista, CAFri, Aug 18, 4:54 AM PDT · 17576 days ago · 3 km deep · 4 km away
25. 1.59km SW of Santa Barbara, CAFri, Aug 18, 6:20 AM PDT · 17576 days ago · 4 km deep · 2 km away
26. 2.15km ESE of Isla Vista, CAFri, Aug 18, 9:12 AM PDT · 17576 days ago · 14 km deep · 8 km away
27. 2.17km SSW of Santa Barbara, CAFri, Aug 18, 11:40 AM PDT · 17576 days ago · 10 km deep · 2 km away
28. 1.97km SW of Santa Barbara, CAFri, Aug 18, 3:17 PM PDT · 17576 days ago · 11 km deep · 2 km away
29. 1.69km SSW of Santa Barbara, CAFri, Aug 18, 4:37 PM PDT · 17576 days ago · 10 km deep · 1 km away
30. 1.89km SW of Santa Barbara, CAFri, Aug 18, 5:00 PM PDT · 17576 days ago · 9 km deep · 2 km away
31. 1.88km SE of Isla Vista, CAFri, Aug 18, 6:52 PM PDT · 17576 days ago · 13 km deep · 5 km away
32. 1.74km SSE of Ventura, CASat, Aug 19, 4:04 AM PDT · 17575 days ago · 2 km deep · 51 km away
33. 1.87km SSW of Santa Barbara, CASat, Aug 19, 9:17 AM PDT · 17575 days ago · 11 km deep · 3 km away
34. 1.75km WNW of Carpinteria, CASat, Aug 19, 11:33 AM PDT · 17575 days ago · 3 km deep · 19 km away
35. 1.69km SSE of Goleta, CASat, Aug 19, 3:22 PM PDT · 17575 days ago · 10 km deep · 3 km away
36. 1.913km SSW of Santa Barbara, CASat, Aug 19, 3:56 PM PDT · 17575 days ago · 3 km deep · 3 km away
37. 2.18km SE of Isla Vista, CASat, Aug 19, 7:09 PM PDT · 17575 days ago · 10 km deep · 4 km away
38. 2.28km SSW of Santa Barbara, CASat, Aug 19, 9:04 PM PDT · 17575 days ago · 11 km deep · 2 km away
39. 2.36km S of Santa Barbara, CASun, Aug 20, 6:14 AM PDT · 17574 days ago · 10 km deep · 4 km away
40. 1.97km SSE of Goleta, CASun, Aug 20, 9:20 AM PDT · 17574 days ago · 13 km deep · 6 km away
41. 3.28km SW of Santa Barbara, CASun, Aug 20, 1:15 PM PDT · 17574 days ago · 13 km deep · 2 km away
42. 2.08km SSW of Santa Barbara, CASun, Aug 20, 4:21 PM PDT · 17574 days ago · 11 km deep · 1 km away
43. 2.08km SSW of Santa Barbara, CASun, Aug 20, 5:04 PM PDT · 17574 days ago · 10 km deep · 1 km away
44. 1.98km SSW of Santa Barbara, CASun, Aug 20, 5:06 PM PDT · 17574 days ago · 12 km deep · 1 km away
45. 2.58km SE of Isla Vista, CAMon, Aug 21, 12:41 AM PDT · 17573 days ago · 10 km deep · 5 km away
46. 1.96km SSW of Santa Barbara, CAMon, Aug 21, 6:32 AM PDT · 17573 days ago · 14 km deep · 3 km away
47. 1.78km SSW of Santa Barbara, CAMon, Aug 21, 10:17 AM PDT · 17573 days ago · 11 km deep · 2 km away
48. 2.116km SSE of Isla Vista, CAMon, Aug 21, 11:56 AM PDT · 17573 days ago · 0 km deep · 10 km away
49. 1.520km SSE of Santa Barbara, CAMon, Aug 21, 12:37 PM PDT · 17573 days ago · 11 km deep · 15 km away
50. 1.714km S of Isla Vista, CAMon, Aug 21, 3:54 PM PDT · 17573 days ago · 6 km deep · 11 km away
51. 1.610km SSE of Isla Vista, CAMon, Aug 21, 8:28 PM PDT · 17573 days ago · 2 km deep · 5 km away
52. 1.512km SSW of Santa Barbara, CAMon, Aug 21, 10:16 PM PDT · 17573 days ago · 5 km deep · 2 km away
53. 1.67km SSE of Isla Vista, CATue, Aug 22, 10:32 AM PDT · 17572 days ago · 4 km deep · 7 km away
54. 1.67km SSW of Santa Barbara, CATue, Aug 22, 9:25 PM PDT · 17572 days ago · 0 km deep · 2 km away
55. 2.17km SW of Santa Barbara, CAWed, Aug 23, 2:59 AM PDT · 17571 days ago · 11 km deep · 3 km away
56. 2.28km SSE of Goleta, CAWed, Aug 23, 6:25 AM PDT · 17571 days ago · 11 km deep · 4 km away
57. 1.59km SW of Santa Barbara, CAWed, Aug 23, 6:26 AM PDT · 17571 days ago · 5 km deep · 3 km away
58. 1.96km ESE of Goleta, CAWed, Aug 23, 9:17 AM PDT · 17571 days ago · 14 km deep · 7 km away
59. 2.427km S of Port Hueneme, CAWed, Aug 23, 12:15 PM PDT · 17571 days ago · 0 km deep · 73 km away
60. 1.55km S of Santa Barbara, CAWed, Aug 23, 4:44 PM PDT · 17571 days ago · 9 km deep · 5 km away

The first 60 of 155.

Before

1. 2.29km S of Santa Barbara, CAWed, Aug 16, 2:57 AM PDT · 17578 days ago · 9 km deep · 4 km away
2. 2.116km SSE of Isla Vista, CAWed, Aug 16, 1:57 AM PDT · 17578 days ago · 0 km deep · 10 km away
3. 1.515km SSE of Isla Vista, CAWed, Aug 16, 1:10 AM PDT · 17578 days ago · 0 km deep · 10 km away
4. 1.89km SW of Santa Barbara, CAWed, Aug 16, 12:43 AM PDT · 17578 days ago · 5 km deep · 3 km away
5. 2.421km S of Santa Barbara, CATue, Aug 15, 10:31 PM PDT · 17579 days ago · 2 km deep · 13 km away
6. 2.110km S of Santa Barbara, CATue, Aug 15, 9:24 PM PDT · 17579 days ago · 5 km deep · 5 km away
7. 1.612km SW of Santa Barbara, CATue, Aug 15, 6:57 PM PDT · 17579 days ago · 6 km deep · 3 km away
8. 1.87km SSW of Santa Barbara, CATue, Aug 15, 6:47 PM PDT · 17579 days ago · 11 km deep · 2 km away
9. 1.99km SSW of Santa Barbara, CATue, Aug 15, 5:39 PM PDT · 17579 days ago · 9 km deep · 1 km away
10. 1.614km S of Isla Vista, CATue, Aug 15, 12:01 PM PDT · 17579 days ago · 0 km deep · 11 km away
11. 2.110km SSW of Santa Barbara, CATue, Aug 15, 10:16 AM PDT · 17579 days ago · 8 km deep · 1 km away
12. 1.712km SE of Isla Vista, CATue, Aug 15, 9:26 AM PDT · 17579 days ago · 0 km deep · 3 km away
13. 1.69km SE of Isla Vista, CATue, Aug 15, 9:07 AM PDT · 17579 days ago · 0 km deep · 4 km away
14. 2.37km SW of Santa Barbara, CATue, Aug 15, 8:52 AM PDT · 17579 days ago · 11 km deep · 4 km away
15. 1.519km S of Isla Vista, CATue, Aug 15, 6:30 AM PDT · 17579 days ago · 5 km deep · 15 km away
16. 1.98km SW of Santa Barbara, CATue, Aug 15, 5:09 AM PDT · 17579 days ago · 11 km deep · 2 km away
17. 2.59km SW of Santa Barbara, CATue, Aug 15, 2:58 AM PDT · 17579 days ago · 11 km deep · 3 km away
18. 1.59km SSW of Santa Barbara, CATue, Aug 15, 12:00 AM PDT · 17579 days ago · 7 km deep · 1 km away
19. 2.316km S of Isla Vista, CAMon, Aug 14, 11:25 PM PDT · 17579 days ago · 0 km deep · 12 km away
20. 2.26km SSW of Santa Barbara, CAMon, Aug 14, 10:40 PM PDT · 17579 days ago · 14 km deep · 4 km away

From the USGS Earthquake Hazards Program and its partner networks, event ci10013402. Read Thu, Oct 1, 2026, 5:02 PM UTC.