M1.7 earthquake 1 km ENE of Aromas, California

Magnitude

1.7 (Md, duration), micro

Magnitude from

Northern California Seismic System

Local time

Thu, Aug 17, 1989, 7:27 AM PDT

UTC

1989-08-17 14:27:53 UTC

Depth

4.8 km (3.0 mi), shallow

Epicenter

36.894° N, 121.623° 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

±0.15

Depth from

From location

Station coverage gap

68°

Stations used

46

• Aromas, CaliforniaPopulation 2,650. Forecast2 kmENE
• Watsonville, CaliforniaPopulation 53,628. Forecast12 kmE
• Salinas, CaliforniaPopulation 157,380. Forecast24 kmN
• Los Angeles, CaliforniaPopulation 3,820,914. Forecast440 kmNW

After

1. 2.421 km NNE of Soledad, CaliforniaThu, Aug 17, 8:07 PM PDT · 13559 days ago · 7 km deep · 50 km away
2. 2.65 km SW of Gilroy, CaliforniaSat, Aug 19, 6:37 AM PDT · 13558 days ago · 6 km deep · 9 km away
3. 1.92 km WNW of Cambrian Park, CaliforniaSat, Aug 19, 11:04 PM PDT · 13557 days ago · 4 km deep · 51 km away
4. 1.723 km ENE of Soledad, CaliforniaSun, Aug 20, 1:15 AM PDT · 13557 days ago · 4 km deep · 66 km away
5. 2.411 km S of Tres Pinos, CaliforniaSun, Aug 20, 4:20 PM PDT · 13557 days ago · 5 km deep · 36 km away
6. 2.17 km NE of Hollister, CaliforniaSun, Aug 20, 9:38 PM PDT · 13556 days ago · 6 km deep · 24 km away
7. 1.9Central CaliforniaSun, Aug 20, 11:29 PM PDT · 13556 days ago · 6 km deep · 9 km away
8. 2.57 km NE of Ridgemark, CaliforniaMon, Aug 21, 10:36 AM PDT · 13556 days ago · 6 km deep · 27 km away
9. 2.68 km ESE of East Foothills, CaliforniaMon, Aug 21, 1:23 PM PDT · 13556 days ago · 6 km deep · 52 km away
10. 2.227 km NE of Soledad, CaliforniaMon, Aug 21, 1:28 PM PDT · 13556 days ago · 6 km deep · 56 km away
11. 1.53 km ESE of Big Sur, CAWed, Aug 23, 8:05 AM PDT · 13554 days ago · 17 km deep · 72 km away
12. 1.66 km SSE of San Juan Bautista, CaliforniaWed, Aug 23, 5:15 PM PDT · 13554 days ago · 6 km deep · 15 km away
13. 1.624 km ENE of Soledad, CaliforniaThu, Aug 24, 1:25 AM PDT · 13553 days ago · 7 km deep · 62 km away
14. 1.821 km NE of Soledad, CaliforniaThu, Aug 24, 12:21 PM PDT · 13553 days ago · 5 km deep · 59 km away
15. 1.99 km NNE of East Foothills, CaliforniaFri, Aug 25, 6:35 AM PDT · 13552 days ago · 6 km deep · 64 km away
16. 3.322 km NNE of Soledad, CaliforniaFri, Aug 25, 8:20 AM PDT · 13552 days ago · 7 km deep · 51 km away
17. 1.621 km NE of Soledad, CaliforniaFri, Aug 25, 8:22 AM PDT · 13552 days ago · 6 km deep · 52 km away
18. 2.521 km NE of Soledad, CaliforniaFri, Aug 25, 8:38 AM PDT · 13552 days ago · 6 km deep · 52 km away
19. 2.421 km NE of Soledad, CaliforniaFri, Aug 25, 9:35 AM PDT · 13552 days ago · 6 km deep · 52 km away
20. 1.721 km NNE of Soledad, CaliforniaFri, Aug 25, 11:13 AM PDT · 13552 days ago · 6 km deep · 51 km away
21. 2.621 km NE of Soledad, CaliforniaFri, Aug 25, 11:25 PM PDT · 13551 days ago · 9 km deep · 58 km away
22. 1.921 km NE of Soledad, CaliforniaFri, Aug 25, 11:35 PM PDT · 13551 days ago · 8 km deep · 58 km away
23. 2.415 km ESE of Tres Pinos, CaliforniaSat, Aug 26, 10:56 PM PDT · 13550 days ago · 9 km deep · 45 km away
24. 1.621 km NE of Soledad, CaliforniaSun, Aug 27, 3:58 AM PDT · 13550 days ago · 7 km deep · 56 km away
25. 2.218 km SSE of Livermore, CaliforniaSun, Aug 27, 6:06 AM PDT · 13550 days ago · 6 km deep · 72 km away
26. 2.07 km E of East Foothills, CaliforniaMon, Aug 28, 8:26 AM PDT · 13549 days ago · 7 km deep · 55 km away
27. 1.64 km ESE of Tres Pinos, CaliforniaMon, Aug 28, 12:58 PM PDT · 13549 days ago · 7 km deep · 33 km away
28. 2.324 km NE of Greenfield, CaliforniaTue, Aug 29, 11:28 AM PDT · 13548 days ago · 7 km deep · 70 km away
29. 1.98 km SE of Livermore, CaliforniaTue, Aug 29, 7:26 PM PDT · 13547 days ago · 5 km deep · 82 km away
30. 2.28 km SE of Livermore, CaliforniaTue, Aug 29, 10:20 PM PDT · 13547 days ago · 5 km deep · 82 km away
31. 2.08 km SE of Livermore, CaliforniaTue, Aug 29, 10:35 PM PDT · 13547 days ago · 6 km deep · 82 km away
32. 2.424 km NE of Greenfield, CaliforniaTue, Aug 29, 11:14 PM PDT · 13547 days ago · 7 km deep · 70 km away
33. 2.214 km N of Morgan Hill, CaliforniaWed, Aug 30, 6:12 AM PDT · 13547 days ago · 3 km deep · 41 km away
34. 3.110 km NE of Milpitas, CaliforniaWed, Aug 30, 6:00 PM PDT · 13546 days ago · 7 km deep · 67 km away
35. 1.510 km NE of Milpitas, CaliforniaWed, Aug 30, 6:03 PM PDT · 13546 days ago · 6 km deep · 67 km away
36. 2.09 km ESE of East Foothills, CaliforniaWed, Aug 30, 9:33 PM PDT · 13546 days ago · 7 km deep · 52 km away
37. 1.827 km SE of Big Sur, CaliforniaThu, Aug 31, 9:24 AM PDT · 13546 days ago · 14 km deep · 90 km away
38. 2.023 km NE of King City, CaliforniaFri, Sep 1, 12:19 PM PDT · 13545 days ago · 5 km deep · 85 km away
39. 2.021 km NE of Soledad, CaliforniaSat, Sep 2, 7:49 AM PDT · 13544 days ago · 3 km deep · 56 km away
40. 3.01 km ENE of Aromas, CaliforniaSat, Sep 2, 2:31 PM PDT · 13544 days ago · 7 km deep · 1 km away
41. 1.610 km NNE of East Foothills, CaliforniaSat, Sep 2, 7:32 PM PDT · 13543 days ago · 6 km deep · 65 km away
42. 1.822 km ENE of Soledad, CaliforniaSat, Sep 2, 11:37 PM PDT · 13543 days ago · 4 km deep · 62 km away
43. 1.73 km ESE of Lexington Hills, CaliforniaMon, Sep 4, 2:21 PM PDT · 13542 days ago · 13 km deep · 41 km away
44. 1.98 km SE of Livermore, CaliforniaTue, Sep 5, 12:06 AM PDT · 13541 days ago · 6 km deep · 82 km away
45. 2.29 km NNE of East Foothills, CaliforniaTue, Sep 5, 9:04 AM PDT · 13541 days ago · 8 km deep · 64 km away
46. 2.37 km E of East Foothills, CaliforniaTue, Sep 5, 3:27 PM PDT · 13541 days ago · 6 km deep · 54 km away
47. 2.67 km E of East Foothills, CaliforniaTue, Sep 5, 3:36 PM PDT · 13541 days ago · 6 km deep · 54 km away
48. 2.26 km NNE of East Foothills, CaliforniaTue, Sep 5, 3:57 PM PDT · 13541 days ago · 10 km deep · 61 km away
49. 2.817 km SE of Livermore, CaliforniaTue, Sep 5, 11:58 PM PDT · 13540 days ago · 4 km deep · 73 km away
50. 1.513 km SSE of Davenport, CaliforniaWed, Sep 6, 12:46 AM PDT · 13540 days ago · 10 km deep · 47 km away
51. 3.14 km WSW of Dublin, CaliforniaWed, Sep 6, 2:45 AM PDT · 13540 days ago · 10 km deep · 94 km away
52. 1.610 km ESE of Gilroy, CaliforniaWed, Sep 6, 9:06 AM PDT · 13540 days ago · 4 km deep · 17 km away
53. 2.111 km SSE of Tres Pinos, CaliforniaWed, Sep 6, 11:24 PM PDT · 13539 days ago · 4 km deep · 38 km away
54. 2.326 km ENE of Greenfield, CaliforniaThu, Sep 7, 9:49 AM PDT · 13539 days ago · 8 km deep · 75 km away
55. 2.23 km E of Lexington Hills, CaliforniaThu, Sep 7, 8:46 PM PDT · 13538 days ago · 14 km deep · 41 km away
56. 1.58 km SE of Livermore, CaliforniaFri, Sep 8, 2:52 AM PDT · 13538 days ago · 6 km deep · 83 km away
57. 2.18 km SE of Livermore, CaliforniaFri, Sep 8, 3:16 AM PDT · 13538 days ago · 6 km deep · 83 km away
58. 1.58 km SE of Livermore, CaliforniaFri, Sep 8, 8:03 AM PDT · 13538 days ago · 6 km deep · 83 km away
59. 1.94 km E of San Juan Bautista, CaliforniaFri, Sep 8, 10:10 AM PDT · 13538 days ago · 9 km deep · 13 km away
60. 1.710 km NNE of East Foothills, CaliforniaSat, Sep 9, 10:49 AM PDT · 13537 days ago · 8 km deep · 66 km away

The first 60 of 144.

Before

1. 1.87 km ENE of Gilroy, CaliforniaThu, Aug 17, 4:25 AM PDT · 13560 days ago · 6 km deep · 20 km away
2. 1.924 km NE of Greenfield, CaliforniaThu, Aug 17, 4:04 AM PDT · 13560 days ago · 5 km deep · 71 km away
3. 1.67 km SE of Big Sur, CaliforniaWed, Aug 16, 3:44 AM PDT · 13561 days ago · 16 km deep · 74 km away
4. 2.121 km NE of Soledad, CaliforniaTue, Aug 15, 11:24 PM PDT · 13561 days ago · 4 km deep · 53 km away
5. 1.77 km NE of Hollister, CaliforniaTue, Aug 15, 10:16 AM PDT · 13562 days ago · 7 km deep · 24 km away
6. 1.67 km SE of Big Sur, CaliforniaTue, Aug 15, 6:23 AM PDT · 13562 days ago · 16 km deep · 74 km away
7. 1.728 km SE of Big Sur, CaliforniaTue, Aug 15, 2:19 AM PDT · 13562 days ago · 11 km deep · 89 km away
8. 1.913 km N of Morgan Hill, CaliforniaTue, Aug 15, 12:57 AM PDT · 13562 days ago · 4 km deep · 39 km away
9. 1.527 km ENE of Soledad, CaliforniaMon, Aug 14, 8:06 AM PDT · 13563 days ago · 7 km deep · 62 km away
10. 2.414 km SE of Livermore, CaliforniaSun, Aug 13, 2:07 AM PDT · 13564 days ago · 4 km deep · 76 km away
11. 2.328 km SE of Big Sur, CaliforniaFri, Aug 11, 5:12 PM PDT · 13566 days ago · 12 km deep · 90 km away
12. 1.629 km SE of Big Sur, CaliforniaFri, Aug 11, 4:35 PM PDT · 13566 days ago · 9 km deep · 90 km away
13. 2.07 km NE of Hollister, CaliforniaFri, Aug 11, 3:52 AM PDT · 13566 days ago · 7 km deep · 24 km away
14. 2.49 km N of East Foothills, CaliforniaThu, Aug 10, 11:09 PM PDT · 13566 days ago · 3 km deep · 66 km away
15. 2.212 km N of Morgan Hill, CaliforniaThu, Aug 10, 9:37 PM PDT · 13566 days ago · 4 km deep · 39 km away
16. 1.62 km E of Lexington Hills, CaliforniaThu, Aug 10, 8:47 PM PDT · 13566 days ago · 13 km deep · 41 km away
17. 1.811 km SE of Livermore, CaliforniaThu, Aug 10, 8:26 PM PDT · 13566 days ago · 3 km deep · 80 km away
18. 1.629 km SE of Big Sur, CaliforniaThu, Aug 10, 2:51 PM PDT · 13567 days ago · 17 km deep · 90 km away
19. 1.629 km SE of Big Sur, CaliforniaThu, Aug 10, 11:07 AM PDT · 13567 days ago · 7 km deep · 90 km away
20. 1.99 km ESE of Gilroy, CaliforniaThu, Aug 10, 9:12 AM PDT · 13567 days ago · 5 km deep · 17 km away

From the USGS Earthquake Hazards Program and its partner networks, event nc142402. Read Fri, Oct 2, 2026, 12:01 PM UTC.