M2.7 earthquake 4 km ESE of Aromas, California

Magnitude

2.7 (Md, duration), micro

Magnitude from

Northern California Seismic System

Local time

Fri, Oct 20, 1989, 9:29 PM PDT

UTC

1989-10-21 04:29:07 UTC

Depth

5.5 km (3.4 mi), shallow

Epicenter

36.868° N, 121.602° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.2 km horizontally, 0.3 km in depth

Magnitude uncertainty

±0.11

Depth from

From location

Station coverage gap

64°

Stations used

64

• Aromas, CaliforniaPopulation 2,650. Forecast4 kmESE
• Prunedale, CaliforniaPopulation 17,560. Forecast12 kmNNE
• Salinas, CaliforniaPopulation 157,380. Forecast22 kmNNE
• Los Angeles, CaliforniaPopulation 3,820,914. Forecast436 kmNW

After

1. 1.51 km NNE of Interlaken, CaliforniaFri, Oct 20, 9:47 PM PDT · 13498 days ago · 13 km deep · 15 km away
2. 1.65 km SW of Gilroy, CaliforniaFri, Oct 20, 9:51 PM PDT · 13498 days ago · 1 km deep · 11 km away
3. 1.71 km NNW of Lexington Hills, CaliforniaFri, Oct 20, 9:59 PM PDT · 13498 days ago · 9 km deep · 48 km away
4. 1.76 km ENE of Interlaken, CaliforniaFri, Oct 20, 10:19 PM PDT · 13498 days ago · 3 km deep · 13 km away
5. 1.83 km SSE of La Selva Beach, CaliforniaFri, Oct 20, 11:23 PM PDT · 13498 days ago · 3 km deep · 22 km away
6. 2.18 km ESE of Lexington Hills, CaliforniaFri, Oct 20, 11:26 PM PDT · 13498 days ago · 3 km deep · 39 km away
7. 1.68 km NNE of Day Valley, CaliforniaFri, Oct 20, 11:32 PM PDT · 13498 days ago · 4 km deep · 33 km away
8. 1.73 km ESE of Day Valley, CaliforniaFri, Oct 20, 11:33 PM PDT · 13498 days ago · 15 km deep · 26 km away
9. 2.61 km ENE of Aromas, CaliforniaFri, Oct 20, 11:38 PM PDT · 13498 days ago · 7 km deep · 4 km away
10. 1.63 km ESE of Day Valley, CaliforniaFri, Oct 20, 11:52 PM PDT · 13498 days ago · 15 km deep · 26 km away
11. 1.92 km NE of Interlaken, CaliforniaSat, Oct 21, 12:13 AM PDT · 13498 days ago · 13 km deep · 14 km away
12. 1.85 km ENE of Day Valley, CaliforniaSat, Oct 21, 12:13 AM PDT · 13498 days ago · 3 km deep · 27 km away
13. 1.72 km N of Interlaken, CaliforniaSat, Oct 21, 12:37 AM PDT · 13498 days ago · 14 km deep · 17 km away
14. 1.69 km NNE of San Juan Bautista, CaliforniaSat, Oct 21, 12:46 AM PDT · 13498 days ago · 3 km deep · 11 km away
15. 1.64 km E of Day Valley, CaliforniaSat, Oct 21, 12:55 AM PDT · 13498 days ago · 10 km deep · 27 km away
16. 2.17 km SSE of Lexington Hills, CaliforniaSat, Oct 21, 1:05 AM PDT · 13498 days ago · 12 km deep · 39 km away
17. 2.93 km SSW of Lexington Hills, CaliforniaSat, Oct 21, 1:32 AM PDT · 13498 days ago · 15 km deep · 45 km away
18. 1.82 km N of Lexington Hills, CaliforniaSat, Oct 21, 1:42 AM PDT · 13498 days ago · 3 km deep · 49 km away
19. 1.76 km NNE of Corralitos, CaliforniaSat, Oct 21, 1:57 AM PDT · 13498 days ago · 8 km deep · 26 km away
20. 1.94 km NE of Amesti, CaliforniaSat, Oct 21, 2:23 AM PDT · 13498 days ago · 13 km deep · 19 km away
21. 1.97 km ENE of Scotts Valley, CaliforniaSat, Oct 21, 2:33 AM PDT · 13498 days ago · 18 km deep · 37 km away
22. 1.67 km SSE of Lexington Hills, CaliforniaSat, Oct 21, 3:12 AM PDT · 13498 days ago · 12 km deep · 39 km away
23. 2.14 km ESE of Interlaken, CaliforniaSat, Oct 21, 3:13 AM PDT · 13498 days ago · 10 km deep · 11 km away
24. 2.415 km SSE of Tres Pinos, CaliforniaSat, Oct 21, 3:38 AM PDT · 13498 days ago · 7 km deep · 38 km away
25. 2.70 km NNW of Lexington Hills, CaliforniaSat, Oct 21, 3:57 AM PDT · 13498 days ago · 9 km deep · 47 km away
26. 1.52 km NNW of Lexington Hills, CaliforniaSat, Oct 21, 4:56 AM PDT · 13498 days ago · 3 km deep · 49 km away
27. 1.77 km ENE of Corralitos, CaliforniaSat, Oct 21, 5:22 AM PDT · 13498 days ago · 6 km deep · 20 km away
28. 1.68 km N of Day Valley, CASat, Oct 21, 5:31 AM PDT · 13498 days ago · 3 km deep · 34 km away
29. 3.34 km E of Lexington Hills, CaliforniaSat, Oct 21, 5:54 AM PDT · 13498 days ago · 4 km deep · 43 km away
30. 1.72 km ESE of Lexington Hills, CaliforniaSat, Oct 21, 6:46 AM PDT · 13498 days ago · 7 km deep · 44 km away
31. 2.26 km NNE of Day Valley, CaliforniaSat, Oct 21, 6:54 AM PDT · 13498 days ago · 5 km deep · 33 km away
32. 1.53 km ENE of Interlaken, CaliforniaSat, Oct 21, 7:04 AM PDT · 13498 days ago · 1 km deep · 14 km away
33. 1.54 km NE of Interlaken, CaliforniaSat, Oct 21, 7:23 AM PDT · 13498 days ago · 7 km deep · 14 km away
34. 2.58 km N of Day Valley, CaliforniaSat, Oct 21, 7:52 AM PDT · 13498 days ago · 3 km deep · 36 km away
35. 1.92 km N of Lexington Hills, CaliforniaSat, Oct 21, 8:04 AM PDT · 13498 days ago · 3 km deep · 49 km away
36. 1.75 km WNW of Lexington Hills, CaliforniaSat, Oct 21, 8:28 AM PDT · 13498 days ago · 11 km deep · 52 km away
37. 2.39 km N of Day Valley, CaliforniaSat, Oct 21, 8:38 AM PDT · 13498 days ago · 4 km deep · 37 km away
38. 1.64 km N of San Juan Bautista, CaliforniaSat, Oct 21, 8:47 AM PDT · 13498 days ago · 6 km deep · 6 km away
39. 2.68 km N of Day Valley, CaliforniaSat, Oct 21, 8:58 AM PDT · 13498 days ago · 4 km deep · 35 km away
40. 2.420 km SSE of Tres Pinos, CaliforniaSat, Oct 21, 10:01 AM PDT · 13497 days ago · 5 km deep · 44 km away
41. 1.67 km NNE of Day Valley, CaliforniaSat, Oct 21, 10:04 AM PDT · 13497 days ago · 2 km deep · 32 km away
42. 2.53 km NNW of Aromas, CaliforniaSat, Oct 21, 10:12 AM PDT · 13497 days ago · 11 km deep · 8 km away
43. 2.10 km SE of Los Altos Hills, CaliforniaSat, Oct 21, 10:57 AM PDT · 13497 days ago · 4 km deep · 73 km away
44. 2.52 km SSE of Lexington Hills, CaliforniaSat, Oct 21, 11:18 AM PDT · 13497 days ago · 10 km deep · 45 km away
45. 1.92 km ESE of Day Valley, CaliforniaSat, Oct 21, 11:33 AM PDT · 13497 days ago · 14 km deep · 27 km away
46. 1.92 km N of Interlaken, CaliforniaSat, Oct 21, 12:16 PM PDT · 13497 days ago · 14 km deep · 16 km away
47. 1.56 km NNE of Day Valley, CaliforniaSat, Oct 21, 12:56 PM PDT · 13497 days ago · 4 km deep · 32 km away
48. 1.65 km ENE of Interlaken, CaliforniaSat, Oct 21, 1:05 PM PDT · 13497 days ago · 10 km deep · 13 km away
49. 1.81 km NNW of Lexington Hills, CaliforniaSat, Oct 21, 1:34 PM PDT · 13497 days ago · 7 km deep · 48 km away
50. 1.62 km E of Interlaken, CaliforniaSat, Oct 21, 2:34 PM PDT · 13497 days ago · 12 km deep · 13 km away
51. 2.31 km N of Aromas, CaliforniaSat, Oct 21, 2:47 PM PDT · 13497 days ago · 7 km deep · 6 km away
52. 2.07 km N of Day Valley, CaliforniaSat, Oct 21, 2:51 PM PDT · 13497 days ago · 4 km deep · 35 km away
53. 4.74 km NW of Day Valley, CaliforniaSat, Oct 21, 3:14 PM PDT · 13497 days ago · 15 km deep · 34 km away
54. 1.94 km NNW of Day Valley, CaliforniaSat, Oct 21, 3:26 PM PDT · 13497 days ago · 13 km deep · 34 km away
55. 2.014 km SSW of Davenport, CaliforniaSat, Oct 21, 3:27 PM PDT · 13497 days ago · 42 km deep · 59 km away
56. 2.02 km WNW of Saratoga, CaliforniaSat, Oct 21, 3:49 PM PDT · 13497 days ago · 6 km deep · 60 km away
57. 2.15 km NW of Day Valley, CaliforniaSat, Oct 21, 3:51 PM PDT · 13497 days ago · 14 km deep · 35 km away
58. 1.72 km NE of Lexington Hills, CaliforniaSat, Oct 21, 4:11 PM PDT · 13497 days ago · 5 km deep · 47 km away
59. 1.7Northern CaliforniaSat, Oct 21, 4:19 PM PDT · 13497 days ago · 3 km deep · 48 km away
60. 1.95 km NNW of Day Valley, CaliforniaSat, Oct 21, 4:29 PM PDT · 13497 days ago · 14 km deep · 35 km away

The first 60 of 200.

Before

1. 2.20 km NNE of Day Valley, CaliforniaFri, Oct 20, 8:44 PM PDT · 13498 days ago · 13 km deep · 30 km away
2. 1.51 km S of Lexington Hills, CaliforniaFri, Oct 20, 8:25 PM PDT · 13498 days ago · 11 km deep · 45 km away
3. 2.43 km NNW of Aromas, CaliforniaFri, Oct 20, 8:20 PM PDT · 13498 days ago · 7 km deep · 7 km away
4. 1.57 km N of Day Valley, CaliforniaFri, Oct 20, 7:57 PM PDT · 13498 days ago · 4 km deep · 35 km away
5. 1.54 km SSW of Lexington Hills, CaliforniaFri, Oct 20, 7:49 PM PDT · 13498 days ago · 15 km deep · 46 km away
6. 1.96 km WNW of Day Valley, CaliforniaFri, Oct 20, 7:38 PM PDT · 13498 days ago · 17 km deep · 36 km away
7. 2.07 km WNW of Day Valley, CaliforniaFri, Oct 20, 7:12 PM PDT · 13498 days ago · 16 km deep · 37 km away
8. 2.59 km NNE of San Juan Bautista, CaliforniaFri, Oct 20, 6:40 PM PDT · 13498 days ago · 4 km deep · 11 km away
9. 1.82 km ENE of Interlaken, CaliforniaFri, Oct 20, 6:38 PM PDT · 13498 days ago · 12 km deep · 13 km away
10. 1.76 km NE of Corralitos, CaliforniaFri, Oct 20, 6:09 PM PDT · 13498 days ago · 5 km deep · 22 km away
11. 2.72 km NNE of Day Valley, CaliforniaFri, Oct 20, 6:02 PM PDT · 13498 days ago · 12 km deep · 30 km away
12. 4.52 km NNE of Day Valley, CaliforniaFri, Oct 20, 5:49 PM PDT · 13498 days ago · 13 km deep · 31 km away
13. 1.85 km WNW of Lexington Hills, CaliforniaFri, Oct 20, 5:44 PM PDT · 13498 days ago · 13 km deep · 52 km away
14. 2.75 km SSE of Lexington Hills, CaliforniaFri, Oct 20, 5:11 PM PDT · 13498 days ago · 16 km deep · 42 km away
15. 2.06 km WNW of Day Valley, CaliforniaFri, Oct 20, 5:10 PM PDT · 13498 days ago · 18 km deep · 36 km away
16. 1.73 km ESE of Day Valley, CaliforniaFri, Oct 20, 5:08 PM PDT · 13498 days ago · 15 km deep · 27 km away
17. 1.74 km E of Lexington Hills, CaliforniaFri, Oct 20, 4:42 PM PDT · 13498 days ago · 5 km deep · 43 km away
18. 2.42 km SE of Lexington Hills, CaliforniaFri, Oct 20, 4:36 PM PDT · 13498 days ago · 9 km deep · 44 km away
19. 1.713 km S of Tres Pinos, CaliforniaFri, Oct 20, 4:23 PM PDT · 13498 days ago · 4 km deep · 35 km away
20. 1.81 km WSW of Lexington Hills, CaliforniaFri, Oct 20, 4:18 PM PDT · 13498 days ago · 7 km deep · 47 km away

From the USGS Earthquake Hazards Program and its partner networks, event nc20092407. Read Mon, Oct 5, 2026, 3:55 AM UTC.