M1.7 earthquake 15 km E of Seven Trees, California

Magnitude

1.7 (Md, duration), micro

Magnitude from

Northern California Seismic System

Local time

Wed, Jul 17, 2002, 1:31 PM PDT

UTC

2002-07-17 20:31:24 UTC

Depth

5.8 km (3.6 mi), shallow

Epicenter

37.292° N, 121.667° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.1 km horizontally, 0.4 km in depth

Magnitude uncertainty

±0.17

Depth from

From location

Station coverage gap

50°

Stations used

42

• Seven Trees, CaliforniaPopulation 1,788. Forecast15 kmE
• Alum Rock, CaliforniaPopulation 15,536. Forecast16 kmESE
• San Jose, CaliforniaPopulation 997,368. Forecast21 kmESE
• Los Angeles, CaliforniaPopulation 3,820,914. Forecast475 kmNW

After

1. 2.44 km ESE of Sunol, CaliforniaWed, Jul 17, 6:43 PM PDT · 8845 days ago · 5 km deep · 36 km away
2. 1.810 km WSW of Ridgemark, CaliforniaThu, Jul 18, 8:17 AM PDT · 8845 days ago · 6 km deep · 61 km away
3. 1.64 km ENE of La Honda, CaliforniaThu, Jul 18, 2:41 PM PDT · 8844 days ago · 0 km deep · 50 km away
4. 1.85 km SSW of Gilroy, CaliforniaThu, Jul 18, 11:53 PM PDT · 8844 days ago · 4 km deep · 37 km away
5. 1.616 km N of Morgan Hill, CaliforniaSat, Jul 20, 3:01 AM PDT · 8843 days ago · 6 km deep · 2 km away
6. 2.73 km N of East Foothills, CaliforniaSat, Jul 20, 7:50 AM PDT · 8843 days ago · 2 km deep · 19 km away
7. 2.43 km N of East Foothills, CaliforniaSat, Jul 20, 7:53 AM PDT · 8843 days ago · 0 km deep · 19 km away
8. 1.87 km ENE of Gilroy, CaliforniaSat, Jul 20, 11:22 AM PDT · 8843 days ago · 7 km deep · 33 km away
9. 1.721 km NE of Soledad, CaliforniaSun, Jul 21, 7:38 AM PDT · 8842 days ago · 5 km deep · 96 km away
10. 1.69 km S of Antioch, CaliforniaSun, Jul 21, 8:12 AM PDT · 8842 days ago · 18 km deep · 71 km away
11. 2.58 km ENE of San Martin, CaliforniaSun, Jul 21, 9:04 AM PDT · 8842 days ago · 8 km deep · 22 km away
12. 1.91 km NE of Montara, CaliforniaSun, Jul 21, 11:54 AM PDT · 8842 days ago · 5 km deep · 79 km away
13. 1.61 km NE of Montara, CaliforniaSun, Jul 21, 11:54 AM PDT · 8842 days ago · 5 km deep · 79 km away
14. 2.73 km N of East Foothills, CaliforniaSun, Jul 21, 2:40 PM PDT · 8841 days ago · 2 km deep · 19 km away
15. 2.93 km N of East Foothills, CaliforniaSun, Jul 21, 2:42 PM PDT · 8841 days ago · 0 km deep · 19 km away
16. 1.66 km WSW of Gilroy, CaliforniaSun, Jul 21, 5:07 PM PDT · 8841 days ago · 5 km deep · 34 km away
17. 1.612 km SSE of Tres Pinos, CaliforniaMon, Jul 22, 6:03 AM PDT · 8841 days ago · 7 km deep · 76 km away
18. 1.98 km SE of San Juan Bautista, CaliforniaMon, Jul 22, 6:50 AM PDT · 8841 days ago · 3 km deep · 59 km away
19. 2.40 km ENE of Gonzales, CaliforniaMon, Jul 22, 10:46 AM PDT · 8841 days ago · 11 km deep · 89 km away
20. 2.05 km NNE of Milpitas, CaliforniaTue, Jul 23, 8:56 AM PDT · 8840 days ago · 0 km deep · 27 km away
21. 2.10 km E of Concord, CaliforniaTue, Jul 23, 1:28 PM PDT · 8840 days ago · 13 km deep · 83 km away
22. 1.77 km NE of San Juan Bautista, CaliforniaTue, Jul 23, 2:20 PM PDT · 8839 days ago · 9 km deep · 46 km away
23. 1.74 km S of Gilroy, CaliforniaTue, Jul 23, 5:07 PM PDT · 8839 days ago · 0 km deep · 37 km away
24. 2.04 km SSW of Gilroy, CaliforniaWed, Jul 24, 6:42 AM PDT · 8839 days ago · 7 km deep · 37 km away
25. 1.921 km NNE of Soledad, CaliforniaWed, Jul 24, 8:02 AM PDT · 8839 days ago · 7 km deep · 89 km away
26. 1.52 km NE of San Ramon, CaliforniaThu, Jul 25, 6:53 AM PDT · 8838 days ago · 7 km deep · 61 km away
27. 1.72 km NE of San Ramon, CaliforniaThu, Jul 25, 9:03 PM PDT · 8837 days ago · 8 km deep · 61 km away
28. 1.94 km SE of Piedmont, CaliforniaFri, Jul 26, 1:58 AM PDT · 8837 days ago · 12 km deep · 73 km away
29. 1.93 km ESE of Tres Pinos, CaliforniaFri, Jul 26, 4:48 AM PDT · 8837 days ago · 9 km deep · 66 km away
30. 1.63 km NNW of Hollister, CaliforniaFri, Jul 26, 5:57 AM PDT · 8837 days ago · 8 km deep · 51 km away
31. 1.72 km W of Ridgemark, CaliforniaFri, Jul 26, 6:24 AM PDT · 8837 days ago · 6 km deep · 59 km away
32. 1.77 km E of East Foothills, CaliforniaFri, Jul 26, 7:14 AM PDT · 8837 days ago · 5 km deep · 11 km away
33. 1.81 km NE of San Ramon, CaliforniaFri, Jul 26, 3:54 PM PDT · 8836 days ago · 7 km deep · 61 km away
34. 1.91 km NE of San Ramon, CaliforniaFri, Jul 26, 4:44 PM PDT · 8836 days ago · 7 km deep · 61 km away
35. 1.71 km NE of San Ramon, CaliforniaFri, Jul 26, 6:10 PM PDT · 8836 days ago · 7 km deep · 61 km away
36. 1.92 km NE of San Ramon, CaliforniaFri, Jul 26, 7:11 PM PDT · 8836 days ago · 7 km deep · 61 km away
37. 1.72 km NE of San Ramon, CaliforniaFri, Jul 26, 7:12 PM PDT · 8836 days ago · 8 km deep · 61 km away
38. 1.72 km NE of San Ramon, CaliforniaFri, Jul 26, 7:20 PM PDT · 8836 days ago · 7 km deep · 61 km away
39. 1.62 km NE of San Ramon, CaliforniaFri, Jul 26, 8:43 PM PDT · 8836 days ago · 7 km deep · 61 km away
40. 1.5Northern CaliforniaFri, Jul 26, 8:58 PM PDT · 8836 days ago · 6 km deep · 61 km away
41. 2.22 km E of Aromas, CaliforniaFri, Jul 26, 9:09 PM PDT · 8836 days ago · 7 km deep · 45 km away
42. 1.75 km WSW of Broadmoor, CaliforniaSat, Jul 27, 12:44 PM PDT · 8836 days ago · 7 km deep · 87 km away
43. 1.79 km ESE of Livermore, CaliforniaSun, Jul 28, 11:56 AM PDT · 8835 days ago · 1 km deep · 40 km away
44. 1.57 km NE of San Juan Bautista, CaliforniaSun, Jul 28, 12:29 PM PDT · 8835 days ago · 9 km deep · 47 km away
45. 1.65 km ESE of San Ramon, CaliforniaSun, Jul 28, 9:06 PM PDT · 8834 days ago · 7 km deep · 57 km away
46. 1.73 km NNE of Day Valley, CaliforniaSun, Jul 28, 10:11 PM PDT · 8834 days ago · 15 km deep · 30 km away
47. 1.923 km NE of Soledad, CaliforniaMon, Jul 29, 5:31 AM PDT · 8834 days ago · 9 km deep · 95 km away
48. 2.021 km NE of Soledad, CaliforniaMon, Jul 29, 10:05 AM PDT · 8834 days ago · 3 km deep · 92 km away
49. 1.71 km E of Aromas, CaliforniaMon, Jul 29, 11:28 AM PDT · 8834 days ago · 8 km deep · 45 km away
50. 2.71 km ESE of Aromas, CaliforniaTue, Jul 30, 8:44 PM PDT · 8832 days ago · 8 km deep · 45 km away
51. 1.812 km S of Tres Pinos, CaliforniaWed, Jul 31, 4:55 AM PDT · 8832 days ago · 2 km deep · 75 km away
52. 1.67 km E of East Foothills, CaliforniaWed, Jul 31, 6:06 AM PDT · 8832 days ago · 6 km deep · 11 km away
53. 1.54 km WSW of Highlands-Baywood Park, CaliforniaWed, Jul 31, 1:33 PM PDT · 8832 days ago · 2 km deep · 68 km away
54. 1.624 km NE of Soledad, CaliforniaWed, Jul 31, 3:00 PM PDT · 8831 days ago · 8 km deep · 94 km away
55. 1.92 km ESE of Aromas, CaliforniaWed, Jul 31, 8:33 PM PDT · 8831 days ago · 8 km deep · 45 km away
56. 1.523 km NE of Soledad, CaliforniaFri, Aug 2, 3:14 AM PDT · 8830 days ago · 9 km deep · 94 km away
57. 1.622 km NNE of Soledad, CaliforniaFri, Aug 2, 6:05 AM PDT · 8830 days ago · 1 km deep · 88 km away
58. 2.06 km NNE of Milpitas, CaliforniaFri, Aug 2, 8:51 AM PDT · 8830 days ago · 0 km deep · 28 km away
59. 1.61 km NE of Pacifica, CaliforniaSat, Aug 3, 12:34 PM PDT · 8829 days ago · 7 km deep · 80 km away
60. 2.13 km SSE of San Juan Bautista, CaliforniaSat, Aug 3, 2:51 PM PDT · 8828 days ago · 4 km deep · 54 km away

The first 60 of 148.

Before

1. 3.115 km E of Seven Trees, CaliforniaWed, Jul 17, 12:07 PM PDT · 8846 days ago · 6 km deep · 0 km away
2. 2.817 km SSE of Tres Pinos, CaliforniaWed, Jul 17, 10:12 AM PDT · 8846 days ago · 10 km deep · 81 km away
3. 2.37 km ENE of Gilroy, CaliforniaWed, Jul 17, 5:04 AM PDT · 8846 days ago · 8 km deep · 33 km away
4. 2.325 km SE of Tres Pinos, CaliforniaTue, Jul 16, 10:35 PM PDT · 8846 days ago · 8 km deep · 89 km away
5. 1.63 km N of East Foothills, CaliforniaTue, Jul 16, 2:01 PM PDT · 8847 days ago · 1 km deep · 19 km away
6. 2.117 km SSE of Tres Pinos, CaliforniaTue, Jul 16, 10:21 AM PDT · 8847 days ago · 6 km deep · 81 km away
7. 2.622 km NE of Soledad, CaliforniaTue, Jul 16, 6:56 AM PDT · 8847 days ago · 3 km deep · 90 km away
8. 1.76 km NNE of East Foothills, CaliforniaTue, Jul 16, 2:16 AM PDT · 8847 days ago · 6 km deep · 20 km away
9. 1.63 km S of Sunol, CaliforniaTue, Jul 16, 12:43 AM PDT · 8847 days ago · 8 km deep · 36 km away
10. 1.96 km E of East Foothills, CaliforniaMon, Jul 15, 5:27 PM PDT · 8847 days ago · 4 km deep · 13 km away
11. 1.63 km N of East Foothills, CaliforniaMon, Jul 15, 4:26 PM PDT · 8847 days ago · 1 km deep · 19 km away
12. 1.725 km ENE of Soledad, CaliforniaMon, Jul 15, 12:56 PM PDT · 8848 days ago · 9 km deep · 97 km away
13. 2.03 km N of East Foothills, CaliforniaMon, Jul 15, 2:14 AM PDT · 8848 days ago · 1 km deep · 19 km away
14. 1.88 km N of East Foothills, CaliforniaMon, Jul 15, 1:35 AM PDT · 8848 days ago · 6 km deep · 22 km away
15. 1.83 km N of East Foothills, CaliforniaMon, Jul 15, 1:32 AM PDT · 8848 days ago · 0 km deep · 19 km away
16. 1.72 km W of Ridgemark, CaliforniaSun, Jul 14, 6:14 PM PDT · 8848 days ago · 7 km deep · 59 km away
17. 2.315 km NE of East Foothills, CaliforniaSat, Jul 13, 11:02 AM PDT · 8850 days ago · 4 km deep · 20 km away
18. 1.84 km WSW of Millbrae, CaliforniaSat, Jul 13, 7:19 AM PDT · 8850 days ago · 6 km deep · 76 km away
19. 1.72 km W of Ridgemark, CaliforniaSat, Jul 13, 2:20 AM PDT · 8850 days ago · 6 km deep · 59 km away
20. 1.92 km W of Lexington Hills, CaliforniaFri, Jul 12, 10:38 AM PDT · 8851 days ago · 12 km deep · 32 km away

From the USGS Earthquake Hazards Program and its partner networks, event nc21235914. Read Mon, Oct 5, 2026, 8:38 AM UTC.