M2.7 earthquake 6 km NNE of Pleasanton, California

Magnitude

2.7 (md), micro

Local time

Thu, Jun 23, 1983, 6:51 AM PDT

UTC

1983-06-23 13:51:31 UTC

Depth

14.8 km (9.2 mi), shallow

Epicenter

37.712° N, 121.845° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.3 km horizontally, 0.4 km in depth

Magnitude uncertainty

±0.11

Depth from

From location

Station coverage gap

53°

Stations used

53

• Pleasanton, CaliforniaPopulation 79,510. Forecast6 kmNNE
• Hayward, CaliforniaPopulation 158,289. Forecast21 kmENE
• Los Angeles, CaliforniaPopulation 3,820,914. Forecast520 kmNW

After

1. 1.55 km NNE of Pleasanton, CaliforniaThu, Jun 23, 6:53 AM PDT · 15806 days ago · 12 km deep · 1 km away
2. 1.76 km S of Green Valley, CaliforniaThu, Jun 23, 12:07 PM PDT · 15805 days ago · 7 km deep · 60 km away
3. 2.19 km E of San Martin, CaliforniaFri, Jun 24, 9:07 AM PDT · 15804 days ago · 4 km deep · 75 km away
4. 1.79 km ESE of East Foothills, CaliforniaFri, Jun 24, 10:50 AM PDT · 15804 days ago · 9 km deep · 41 km away
5. 2.19 km ESE of East Foothills, CaliforniaFri, Jun 24, 10:59 AM PDT · 15804 days ago · 8 km deep · 41 km away
6. 3.47 km WSW of Gilroy, CaliforniaSat, Jun 25, 2:57 AM PDT · 15804 days ago · 5 km deep · 82 km away
7. 1.77 km WSW of Gilroy, CaliforniaSat, Jun 25, 4:25 AM PDT · 15804 days ago · 4 km deep · 83 km away
8. 1.520 km E of East Foothills, CaliforniaSat, Jun 25, 4:49 AM PDT · 15804 days ago · 6 km deep · 43 km away
9. 2.36 km WSW of Gilroy, CaliforniaSat, Jun 25, 6:03 AM PDT · 15804 days ago · 4 km deep · 83 km away
10. 2.46 km WSW of Gilroy, CaliforniaSat, Jun 25, 7:46 AM PDT · 15803 days ago · 4 km deep · 83 km away
11. 1.81 km E of Waldon, CaliforniaMon, Jun 27, 4:57 PM PDT · 15801 days ago · 9 km deep · 29 km away
12. 2.07 km ENE of Seven Trees, CaliforniaTue, Jun 28, 10:03 PM PDT · 15800 days ago · 8 km deep · 44 km away
13. 1.69 km NE of Gilroy, CaliforniaWed, Jun 29, 4:36 AM PDT · 15800 days ago · 4 km deep · 79 km away
14. 1.94 km NNE of Pittsburg, CaliforniaWed, Jun 29, 3:46 PM PDT · 15799 days ago · 15 km deep · 39 km away
15. 1.56 km E of Fremont, CaliforniaThu, Jun 30, 1:27 PM PDT · 15798 days ago · 5 km deep · 20 km away
16. 2.08 km ESE of East Foothills, CaliforniaThu, Jun 30, 7:44 PM PDT · 15798 days ago · 3 km deep · 41 km away
17. 2.26 km NE of East Foothills, CaliforniaFri, Jul 1, 1:30 AM PDT · 15798 days ago · 5 km deep · 34 km away
18. 2.022 km W of Diablo Grande, CaliforniaFri, Jul 1, 2:16 AM PDT · 15798 days ago · 6 km deep · 42 km away
19. 2.016 km NE of East Foothills, CaliforniaFri, Jul 1, 4:02 PM PDT · 15797 days ago · 8 km deep · 28 km away
20. 2.15 km NW of San Leandro, CaliforniaSat, Jul 2, 2:48 PM PDT · 15796 days ago · 11 km deep · 31 km away
21. 1.86 km NNW of San Juan Bautista, CaliforniaSat, Jul 2, 6:28 PM PDT · 15796 days ago · 6 km deep · 94 km away
22. 1.54 km WSW of Loyola, CaliforniaSat, Jul 2, 9:42 PM PDT · 15796 days ago · 5 km deep · 49 km away
23. 1.69 km NE of San Martin, CaliforniaSun, Jul 3, 10:18 PM PDT · 15795 days ago · 6 km deep · 68 km away
24. 2.01 km SSE of Green Valley, CaliforniaMon, Jul 4, 7:49 AM PDT · 15794 days ago · 11 km deep · 65 km away
25. 2.27 km E of East Foothills, CaliforniaMon, Jul 4, 10:46 PM PDT · 15794 days ago · 6 km deep · 39 km away
26. 1.65 km SSW of Gilroy, CaliforniaWed, Jul 6, 4:02 PM PDT · 15792 days ago · 6 km deep · 86 km away
27. 2.317 km W of Diablo Grande, CaliforniaWed, Jul 6, 9:55 PM PDT · 15792 days ago · 6 km deep · 48 km away
28. 2.414 km NNE of Morgan Hill, CaliforniaFri, Jul 8, 12:31 PM PDT · 15790 days ago · 4 km deep · 57 km away
29. 1.73 km NNE of San Leandro, CaliforniaFri, Jul 8, 4:16 PM PDT · 15790 days ago · 7 km deep · 26 km away
30. 2.88 km NE of Corralitos, CaliforniaSat, Jul 9, 1:32 AM PDT · 15790 days ago · 12 km deep · 76 km away
31. 1.84 km ESE of Aromas, CaliforniaSat, Jul 9, 11:22 AM PDT · 15789 days ago · 6 km deep · 97 km away
32. 1.820 km SSE of Livermore, CaliforniaSat, Jul 9, 3:56 PM PDT · 15789 days ago · 6 km deep · 27 km away
33. 2.42 km E of East Foothills, CaliforniaMon, Jul 11, 6:03 AM PDT · 15788 days ago · 5 km deep · 37 km away
34. 1.87 km NE of Interlaken, CaliforniaTue, Jul 12, 11:22 AM PDT · 15786 days ago · 4 km deep · 81 km away
35. 1.62 km ENE of Pacifica, CaliforniaWed, Jul 13, 9:37 PM PDT · 15785 days ago · 7 km deep · 55 km away
36. 2.44 km NNW of San Leandro, CaliforniaThu, Jul 14, 12:27 AM PDT · 15785 days ago · 11 km deep · 30 km away
37. 2.314 km E of Seven Trees, CaliforniaThu, Jul 14, 6:40 PM PDT · 15784 days ago · 8 km deep · 47 km away
38. 1.75 km NE of Interlaken, CaliforniaThu, Jul 14, 9:22 PM PDT · 15784 days ago · 12 km deep · 82 km away
39. 1.914 km E of Seven Trees, CaliforniaFri, Jul 15, 3:12 AM PDT · 15784 days ago · 2 km deep · 49 km away
40. 1.75 km WSW of Moskowite Corner, CaliforniaFri, Jul 15, 8:06 PM PDT · 15783 days ago · 14 km deep · 86 km away
41. 2.19 km NE of Blackhawk, CaliforniaSun, Jul 17, 2:06 PM PDT · 15781 days ago · 1 km deep · 19 km away
42. 1.81 km SSW of Alamo, CaliforniaThu, Jul 21, 9:23 PM PDT · 15777 days ago · 6 km deep · 22 km away
43. 1.84 km WSW of Moskowite Corner, CaliforniaSat, Jul 23, 7:46 AM PDT · 15775 days ago · 7 km deep · 87 km away
44. 2.37 km WSW of Moskowite Corner, CaliforniaSun, Jul 24, 2:08 AM PDT · 15775 days ago · 8 km deep · 87 km away
45. 2.12 km E of San Leandro, CaliforniaMon, Jul 25, 3:30 PM PDT · 15773 days ago · 2 km deep · 25 km away
46. 1.69 km NW of Hollister, CaliforniaMon, Jul 25, 11:55 PM PDT · 15773 days ago · 5 km deep · 94 km away
47. 2.514 km NE of Morgan Hill, CaliforniaTue, Jul 26, 9:05 AM PDT · 15772 days ago · 7 km deep · 62 km away
48. 1.817 km ENE of East Foothills, CaliforniaTue, Jul 26, 9:34 PM PDT · 15772 days ago · 5 km deep · 37 km away
49. 2.03 km N of East Foothills, CaliforniaWed, Jul 27, 4:14 PM PDT · 15771 days ago · 0 km deep · 33 km away
50. 1.99 km NE of San Martin, CaliforniaThu, Jul 28, 2:40 AM PDT · 15771 days ago · 7 km deep · 69 km away
51. 1.613 km SE of Sunol, CaliforniaThu, Jul 28, 6:26 AM PDT · 15771 days ago · 4 km deep · 22 km away
52. 1.69 km ESE of East Foothills, CaliforniaThu, Jul 28, 8:18 AM PDT · 15770 days ago · 8 km deep · 41 km away
53. 2.811 km SW of Muir Beach, CaliforniaThu, Jul 28, 11:59 AM PDT · 15770 days ago · 6 km deep · 72 km away
54. 2.916 km NE of East Foothills, CaliforniaThu, Jul 28, 5:03 PM PDT · 15770 days ago · 6 km deep · 31 km away
55. 2.59 km NE of Gilroy, CaliforniaThu, Jul 28, 6:06 PM PDT · 15770 days ago · 7 km deep · 78 km away
56. 2.515 km SE of Livermore, CaliforniaSun, Jul 31, 9:58 PM PDT · 15767 days ago · 2 km deep · 23 km away
57. 1.91 km W of Broadmoor, CaliforniaTue, Aug 2, 12:34 AM PDT · 15766 days ago · 10 km deep · 57 km away
58. 2.39 km ESE of East Foothills, CaliforniaTue, Aug 2, 1:02 AM PDT · 15766 days ago · 3 km deep · 43 km away
59. 1.99 km ESE of East Foothills, CaliforniaTue, Aug 2, 8:18 AM PDT · 15765 days ago · 3 km deep · 43 km away
60. 2.02 km E of North Gate, CaliforniaThu, Aug 4, 9:15 AM PDT · 15763 days ago · 11 km deep · 24 km away

The first 60 of 90.

Before

1. 1.65 km NNE of Pleasanton, CaliforniaThu, Jun 23, 6:46 AM PDT · 15806 days ago · 13 km deep · 1 km away
2. 2.05 km NNE of Pleasanton, CaliforniaThu, Jun 23, 6:45 AM PDT · 15806 days ago · 13 km deep · 1 km away
3. 2.65 km NNE of Pleasanton, CaliforniaThu, Jun 23, 6:45 AM PDT · 15806 days ago · 14 km deep · 1 km away
4. 1.75 km NE of Pleasanton, CaliforniaThu, Jun 23, 6:43 AM PDT · 15806 days ago · 13 km deep · 1 km away
5. 2.05 km NNE of Pleasanton, CaliforniaThu, Jun 23, 6:42 AM PDT · 15806 days ago · 14 km deep · 1 km away
6. 1.95 km NNE of Pleasanton, CaliforniaThu, Jun 23, 6:40 AM PDT · 15806 days ago · 13 km deep · 1 km away
7. 1.621 km E of East Foothills, CaliforniaWed, Jun 22, 9:42 AM PDT · 15806 days ago · 7 km deep · 41 km away
8. 1.65 km WSW of Gilroy, CaliforniaWed, Jun 22, 9:30 AM PDT · 15806 days ago · 2 km deep · 84 km away
9. 2.40 km WSW of Rollingwood, CaliforniaTue, Jun 21, 2:01 AM PDT · 15808 days ago · 5 km deep · 51 km away
10. 1.92 km NE of Pacheco, CaliforniaMon, Jun 20, 9:40 AM PDT · 15808 days ago · 15 km deep · 37 km away
11. 2.44 km W of San Juan Bautista, CaliforniaMon, Jun 20, 3:16 AM PDT · 15809 days ago · 9 km deep · 99 km away
12. 1.79 km N of East Foothills, CaliforniaSun, Jun 19, 5:54 AM PDT · 15810 days ago · 6 km deep · 28 km away
13. 1.61 km W of Pleasant Hill, CaliforniaSat, Jun 18, 10:01 AM PDT · 15810 days ago · 12 km deep · 33 km away
14. 2.416 km NE of East Foothills, CaliforniaFri, Jun 17, 3:50 PM PDT · 15811 days ago · 6 km deep · 28 km away
15. 1.76 km ENE of Penngrove, CaliforniaFri, Jun 17, 6:16 AM PDT · 15812 days ago · 5 km deep · 95 km away
16. 2.02 km NW of Camanche Village, CaliforniaThu, Jun 16, 4:08 PM PDT · 15812 days ago · 1 km deep · 98 km away
17. 2.011 km ENE of Morgan Hill, CaliforniaThu, Jun 16, 5:06 AM PDT · 15813 days ago · 4 km deep · 66 km away
18. 2.016 km SE of Livermore, CAThu, Jun 16, 3:58 AM PDT · 15813 days ago · 2 km deep · 23 km away
19. 1.6Northern CaliforniaThu, Jun 16, 3:44 AM PDT · 15813 days ago · 2 km deep · 23 km away
20. 1.910 km S of Muir Beach, CaliforniaThu, Jun 16, 2:06 AM PDT · 15813 days ago · 11 km deep · 63 km away

From the USGS Earthquake Hazards Program and its partner networks, event nc1097421. Read Thu, Oct 1, 2026, 1:34 AM UTC.