M1.5 earthquake 11 km SW of Ridgemark, California

Magnitude

1.5 (Md, duration), micro

Magnitude from

Northern California Seismic System

Local time

Wed, Mar 13, 2002, 11:53 AM PST

UTC

2002-03-13 19:53:17 UTC

Depth

3.7 km (2.3 mi), shallow

Epicenter

36.751° N, 121.475° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.3 km horizontally, 0.6 km in depth

Magnitude uncertainty

±0.16

Depth from

From location

Station coverage gap

105°

Stations used

19

• Ridgemark, CaliforniaPopulation 3,016. Forecast12 kmSW
• Hollister, CaliforniaPopulation 37,462. Forecast13 kmSSW
• Salinas, CaliforniaPopulation 157,380. Forecast18 kmENE
• Los Angeles, CaliforniaPopulation 3,820,914. Forecast419 kmNW

After

1. 1.521 km NE of San Lucas, CaliforniaWed, Mar 13, 12:17 PM PST · 8972 days ago · 6 km deep · 78 km away
2. 1.59 km WSW of Ridgemark, CaliforniaWed, Mar 13, 2:23 PM PST · 8972 days ago · 6 km deep · 2 km away
3. 2.79 km NE of Milpitas, CaliforniaFri, Mar 15, 10:28 AM PST · 8970 days ago · 7 km deep · 89 km away
4. 1.926 km WNW of Three Rocks, CaliforniaSat, Mar 16, 12:06 AM PST · 8969 days ago · 0 km deep · 75 km away
5. 2.223 km SW of Los Banos, CaliforniaSat, Mar 16, 7:41 AM PST · 8969 days ago · 0 km deep · 43 km away
6. 1.89 km NNE of East Foothills, CaliforniaSat, Mar 16, 8:10 AM PST · 8969 days ago · 6 km deep · 83 km away
7. 1.914 km E of Seven Trees, CaliforniaSat, Mar 16, 2:13 PM PST · 8969 days ago · 2 km deep · 62 km away
8. 1.69 km E of Gilroy, CaliforniaSat, Mar 16, 11:01 PM PST · 8968 days ago · 8 km deep · 28 km away
9. 1.95 km NW of Soledad, CaliforniaSat, Mar 16, 11:05 PM PST · 8968 days ago · 23 km deep · 33 km away
10. 2.39 km E of Gilroy, CaliforniaSat, Mar 16, 11:09 PM PST · 8968 days ago · 8 km deep · 28 km away
11. 1.611 km ESE of East Foothills, CaliforniaSat, Mar 16, 11:47 PM PST · 8968 days ago · 7 km deep · 68 km away
12. 1.99 km E of Gilroy, CaliforniaSun, Mar 17, 6:16 AM PST · 8968 days ago · 7 km deep · 29 km away
13. 1.624 km NE of Greenfield, CaliforniaTue, Mar 19, 1:44 PM PST · 8966 days ago · 7 km deep · 49 km away
14. 2.325 km SE of Tres Pinos, CaliforniaTue, Mar 19, 8:06 PM PST · 8965 days ago · 12 km deep · 36 km away
15. 1.86 km NNE of Milpitas, CaliforniaWed, Mar 20, 11:40 AM PST · 8965 days ago · 0 km deep · 88 km away
16. 2.18 km ENE of San Martin, CaliforniaWed, Mar 20, 1:14 PM PST · 8965 days ago · 8 km deep · 42 km away
17. 1.68 km ENE of San Martin, CaliforniaWed, Mar 20, 1:29 PM PST · 8965 days ago · 8 km deep · 42 km away
18. 2.822 km ENE of Soledad, CaliforniaWed, Mar 20, 5:17 PM PST · 8965 days ago · 5 km deep · 43 km away
19. 1.622 km ENE of Soledad, CaliforniaWed, Mar 20, 5:18 PM PST · 8965 days ago · 5 km deep · 43 km away
20. 1.618 km SSE of Tres Pinos, CaliforniaWed, Mar 20, 8:05 PM PST · 8964 days ago · 5 km deep · 24 km away
21. 2.15 km ESE of Aromas, CaliforniaWed, Mar 20, 8:34 PM PST · 8964 days ago · 6 km deep · 16 km away
22. 2.55 km ESE of Aromas, CaliforniaWed, Mar 20, 9:29 PM PST · 8964 days ago · 6 km deep · 17 km away
23. 2.123 km ENE of Soledad, CaliforniaWed, Mar 20, 10:40 PM PST · 8964 days ago · 5 km deep · 43 km away
24. 1.810 km ESE of Gilroy, CaliforniaThu, Mar 21, 11:03 AM PST · 8964 days ago · 3 km deep · 24 km away
25. 2.019 km SSE of Tres Pinos, CaliforniaThu, Mar 21, 5:48 PM PST · 8963 days ago · 4 km deep · 26 km away
26. 1.823 km WNW of Three Rocks, CaliforniaThu, Mar 21, 6:40 PM PST · 8963 days ago · 15 km deep · 78 km away
27. 1.62 km WSW of San Juan Bautista, CaliforniaFri, Mar 22, 2:20 AM PST · 8963 days ago · 4 km deep · 13 km away
28. 2.86 km E of East Foothills, CaliforniaFri, Mar 22, 8:45 AM PST · 8963 days ago · 6 km deep · 74 km away
29. 2.09 km S of Tres Pinos, CaliforniaSat, Mar 23, 4:16 AM PST · 8962 days ago · 2 km deep · 13 km away
30. 1.61 km W of Tres Pinos, CaliforniaSun, Mar 24, 3:47 AM PST · 8961 days ago · 5 km deep · 13 km away
31. 1.68 km SSE of San Juan Bautista, CaliforniaSun, Mar 24, 12:49 PM PST · 8961 days ago · 8 km deep · 4 km away
32. 2.88 km SSE of San Juan Bautista, CaliforniaSun, Mar 24, 1:12 PM PST · 8961 days ago · 9 km deep · 4 km away
33. 1.613 km N of Morgan Hill, CaliforniaMon, Mar 25, 1:26 AM PST · 8960 days ago · 4 km deep · 57 km away
34. 1.613 km N of Morgan Hill, CaliforniaMon, Mar 25, 1:28 AM PST · 8960 days ago · 4 km deep · 57 km away
35. 1.613 km N of Morgan Hill, CaliforniaMon, Mar 25, 3:35 AM PST · 8960 days ago · 4 km deep · 57 km away
36. 1.69 km SW of Saratoga, CaliforniaMon, Mar 25, 5:27 AM PST · 8960 days ago · 12 km deep · 76 km away
37. 1.75 km NE of East Foothills, CaliforniaMon, Mar 25, 6:28 AM PST · 8960 days ago · 6 km deep · 79 km away
38. 1.63 km ENE of Bonny Doon, CaliforniaTue, Mar 26, 12:00 PM PST · 8959 days ago · 9 km deep · 66 km away
39. 2.427 km NE of Soledad, CaliforniaWed, Mar 27, 12:47 AM PST · 8958 days ago · 10 km deep · 38 km away
40. 1.717 km SSE of Tres Pinos, CaliforniaWed, Mar 27, 4:57 AM PST · 8958 days ago · 6 km deep · 23 km away
41. 1.74 km WNW of San Juan Bautista, CaliforniaWed, Mar 27, 6:49 AM PST · 8958 days ago · 6 km deep · 15 km away
42. 1.720 km NE of San Ardo, CaliforniaWed, Mar 27, 7:37 AM PST · 8958 days ago · 9 km deep · 93 km away
43. 1.88 km NE of San Martin, CaliforniaWed, Mar 27, 2:26 PM PST · 8958 days ago · 8 km deep · 42 km away
44. 2.22 km SSW of San Juan Bautista, CaliforniaWed, Mar 27, 4:04 PM PST · 8958 days ago · 6 km deep · 11 km away
45. 1.55 km SSW of Gilroy, CaliforniaThu, Mar 28, 7:15 AM PST · 8957 days ago · 4 km deep · 26 km away
46. 1.62 km SSW of San Juan Bautista, CaliforniaThu, Mar 28, 11:31 AM PST · 8957 days ago · 6 km deep · 10 km away
47. 2.023 km NE of King City, CaliforniaFri, Mar 29, 3:45 AM PST · 8956 days ago · 8 km deep · 63 km away
48. 2.024 km NE of Greenfield, CaliforniaFri, Mar 29, 10:40 AM PST · 8956 days ago · 6 km deep · 49 km away
49. 1.94 km ENE of Big Sur, CaliforniaFri, Mar 29, 7:22 PM PST · 8955 days ago · 16 km deep · 58 km away
50. 1.925 km NE of Greenfield, CaliforniaSun, Mar 31, 7:33 AM PST · 8954 days ago · 2 km deep · 53 km away
51. 2.222 km NNE of Soledad, CaliforniaSun, Mar 31, 6:28 PM PST · 8953 days ago · 6 km deep · 31 km away
52. 1.626 km ENE of Greenfield, CaliforniaTue, Apr 2, 4:08 AM PST · 8952 days ago · -1 km deep · 54 km away
53. 2.229 km WNW of Three Rocks, CaliforniaWed, Apr 3, 2:33 AM PST · 8951 days ago · 13 km deep · 71 km away
54. 1.9Central CaliforniaWed, Apr 3, 6:02 PM PST · 8950 days ago · 5 km deep · 25 km away
55. 1.918 km W of Three Rocks, CaliforniaWed, Apr 3, 11:12 PM PST · 8950 days ago · 15 km deep · 84 km away
56. 2.58 km NE of Gilroy, CaliforniaThu, Apr 4, 6:34 AM PST · 8950 days ago · 4 km deep · 34 km away
57. 1.73 km WSW of San Juan Bautista, CaliforniaThu, Apr 4, 8:49 PM PST · 8949 days ago · 8 km deep · 13 km away
58. 1.920 km NNE of King City, CaliforniaFri, Apr 5, 8:34 AM PST · 8949 days ago · 1 km deep · 60 km away
59. 1.922 km ENE of San Lucas, CaliforniaFri, Apr 5, 12:16 PM PST · 8949 days ago · 8 km deep · 85 km away
60. 2.48 km SSE of San Juan Bautista, CaliforniaMon, Apr 8, 8:58 PM PDT · 8945 days ago · 8 km deep · 3 km away

The first 60 of 151.

Before

1. 1.65 km S of Diablo Grande, CaliforniaWed, Mar 13, 7:37 AM PST · 8972 days ago · 3 km deep · 69 km away
2. 1.622 km NE of Soledad, CaliforniaWed, Mar 13, 1:33 AM PST · 8972 days ago · 2 km deep · 32 km away
3. 2.424 km NE of King City, CaliforniaTue, Mar 12, 10:58 PM PST · 8972 days ago · 6 km deep · 61 km away
4. 1.924 km ENE of King City, CaliforniaTue, Mar 12, 7:51 AM PST · 8973 days ago · 7 km deep · 69 km away
5. 1.89 km NNE of San Martin, CaliforniaTue, Mar 12, 3:46 AM PST · 8973 days ago · 5 km deep · 46 km away
6. 1.622 km NE of Soledad, CaliforniaMon, Mar 11, 11:26 PM PST · 8973 days ago · 6 km deep · 39 km away
7. 1.522 km SSE of Tres Pinos, CaliforniaMon, Mar 11, 8:32 PM PST · 8973 days ago · 7 km deep · 28 km away
8. 1.818 km SSE of Tres Pinos, CaliforniaMon, Mar 11, 6:56 PM PST · 8973 days ago · 6 km deep · 24 km away
9. 2.224 km NE of Greenfield, CaliforniaSun, Mar 10, 7:00 PM PST · 8974 days ago · 7 km deep · 48 km away
10. 2.024 km NNE of San Lucas, CaliforniaSun, Mar 10, 5:28 PM PST · 8975 days ago · 8 km deep · 71 km away
11. 1.54 km SW of Ridgemark, CaliforniaSun, Mar 10, 9:12 AM PST · 8975 days ago · 8 km deep · 7 km away
12. 2.021 km SSE of Tres Pinos, CaliforniaSat, Mar 9, 5:32 AM PST · 8976 days ago · 5 km deep · 27 km away
13. 2.211 km NE of San Martin, CaliforniaFri, Mar 8, 1:06 PM PST · 8977 days ago · 0 km deep · 47 km away
14. 1.521 km NE of Soledad, CaliforniaFri, Mar 8, 12:45 PM PST · 8977 days ago · 2 km deep · 35 km away
15. 2.921 km NE of Soledad, CaliforniaFri, Mar 8, 12:38 PM PST · 8977 days ago · 2 km deep · 35 km away
16. 1.72 km SW of San Juan Bautista, CaliforniaFri, Mar 8, 12:33 AM PST · 8977 days ago · 6 km deep · 12 km away
17. 1.66 km SSW of Diablo Grande, CaliforniaThu, Mar 7, 6:53 PM PST · 8977 days ago · 2 km deep · 68 km away
18. 2.122 km NE of San Ardo, CaliforniaThu, Mar 7, 5:44 PM PST · 8977 days ago · 8 km deep · 89 km away
19. 1.95 km SSW of Diablo Grande, CaliforniaThu, Mar 7, 11:45 AM PST · 8978 days ago · 3 km deep · 69 km away
20. 1.921 km WNW of Three Rocks, CaliforniaThu, Mar 7, 8:20 AM PST · 8978 days ago · 7 km deep · 79 km away

From the USGS Earthquake Hazards Program and its partner networks, event nc21216382. Read Mon, Oct 5, 2026, 1:03 PM UTC.