M1.6 earthquake 4 km SSE of North Gate, California

Magnitude

1.6 (md), micro

Local time

Mon, Aug 26, 1985, 4:09 AM PDT

UTC

1985-08-26 11:09:56 UTC

Depth

6.8 km (4.2 mi), shallow

Epicenter

37.870° N, 121.981° 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

±0.12

Depth from

From location

Station coverage gap

115°

Stations used

24

• North Gate, CaliforniaPopulation 679. Forecast4 kmSSE
• Alamo, CaliforniaPopulation 14,570. Forecast5 kmENE
• Concord, CaliforniaPopulation 128,667. Forecast13 kmSSE
• Los Angeles, CaliforniaPopulation 3,820,914. Forecast542 kmNW

After

1. 2.19 km NNW of Kenwood, CaliforniaMon, Aug 26, 4:41 AM PDT · 15010 days ago · 6 km deep · 87 km away
2. 2.113 km NNW of Moskowite Corner, CaliforniaTue, Aug 27, 9:47 AM PDT · 15009 days ago · 0 km deep · 80 km away
3. 1.98 km NW of Broadmoor, CaliforniaTue, Aug 27, 12:07 PM PDT · 15009 days ago · 6 km deep · 52 km away
4. 2.013 km NW of Moskowite Corner, CaliforniaWed, Aug 28, 8:25 AM PDT · 15008 days ago · 0 km deep · 80 km away
5. 2.513 km NW of Moskowite Corner, CaliforniaWed, Aug 28, 9:01 AM PDT · 15008 days ago · 0 km deep · 79 km away
6. 2.212 km ESE of East Foothills, CaliforniaWed, Aug 28, 9:32 AM PDT · 15008 days ago · 6 km deep · 66 km away
7. 2.312 km ESE of East Foothills, CaliforniaWed, Aug 28, 10:50 AM PDT · 15008 days ago · 8 km deep · 66 km away
8. 2.015 km NNW of Moskowite Corner, CaliforniaWed, Aug 28, 11:00 AM PDT · 15008 days ago · 15 km deep · 82 km away
9. 1.614 km E of Seven Trees, CaliforniaWed, Aug 28, 1:35 PM PDT · 15008 days ago · 3 km deep · 70 km away
10. 1.614 km NNW of Moskowite Corner, CaliforniaThu, Aug 29, 12:55 AM PDT · 15007 days ago · 3 km deep · 80 km away
11. 1.58 km NNW of Moskowite Corner, CaliforniaThu, Aug 29, 3:03 AM PDT · 15007 days ago · 6 km deep · 75 km away
12. 1.913 km NNW of Moskowite Corner, CaliforniaThu, Aug 29, 6:21 AM PDT · 15007 days ago · 2 km deep · 80 km away
13. 2.29 km E of Sunol, CaliforniaThu, Aug 29, 9:36 AM PDT · 15007 days ago · 15 km deep · 35 km away
14. 2.515 km E of Seven Trees, CaliforniaThu, Aug 29, 10:26 PM PDT · 15006 days ago · 6 km deep · 71 km away
15. 1.911 km ESE of East Foothills, CaliforniaThu, Aug 29, 10:57 PM PDT · 15006 days ago · 7 km deep · 65 km away
16. 1.611 km ESE of East Foothills, CaliforniaThu, Aug 29, 10:58 PM PDT · 15006 days ago · 7 km deep · 65 km away
17. 1.93 km ENE of San Leandro, CaliforniaFri, Aug 30, 3:53 PM PDT · 15006 days ago · 6 km deep · 19 km away
18. 1.62 km SSE of Concord, CaliforniaTue, Sep 3, 12:38 PM PDT · 15002 days ago · 11 km deep · 10 km away
19. 3.14 km NE of San Leandro, CaliforniaTue, Sep 3, 11:00 PM PDT · 15001 days ago · 11 km deep · 18 km away
20. 2.04 km NE of San Leandro, CaliforniaTue, Sep 3, 11:09 PM PDT · 15001 days ago · 10 km deep · 18 km away
21. 3.214 km NW of Moskowite Corner, CaliforniaTue, Sep 3, 11:43 PM PDT · 15001 days ago · 4 km deep · 80 km away
22. 1.913 km NNW of Moskowite Corner, CaliforniaWed, Sep 4, 1:20 AM PDT · 15001 days ago · 1 km deep · 80 km away
23. 1.913 km NW of Moskowite Corner, CaliforniaWed, Sep 4, 2:06 AM PDT · 15001 days ago · 0 km deep · 79 km away
24. 1.64 km NE of San Leandro, CaliforniaWed, Sep 4, 10:39 PM PDT · 15000 days ago · 10 km deep · 18 km away
25. 1.910 km ESE of East Foothills, CaliforniaThu, Sep 5, 7:45 AM PDT · 15000 days ago · 7 km deep · 63 km away
26. 2.913 km NW of Moskowite Corner, CaliforniaThu, Sep 5, 10:33 AM PDT · 15000 days ago · 4 km deep · 80 km away
27. 2.713 km NW of Moskowite Corner, CaliforniaThu, Sep 5, 12:18 PM PDT · 15000 days ago · 3 km deep · 79 km away
28. 1.710 km SSE of Moskowite Corner, CaliforniaThu, Sep 5, 12:28 PM PDT · 15000 days ago · 5 km deep · 56 km away
29. 1.915 km N of Morgan Hill, CaliforniaThu, Sep 5, 6:02 PM PDT · 14999 days ago · 6 km deep · 73 km away
30. 2.313 km NNW of Moskowite Corner, CaliforniaThu, Sep 5, 9:20 PM PDT · 14999 days ago · 0 km deep · 80 km away
31. 2.413 km NW of Moskowite Corner, CaliforniaThu, Sep 5, 10:36 PM PDT · 14999 days ago · 0 km deep · 79 km away
32. 2.114 km NNW of Moskowite Corner, CaliforniaThu, Sep 5, 11:39 PM PDT · 14999 days ago · 2 km deep · 80 km away
33. 2.713 km NNW of Moskowite Corner, CaliforniaFri, Sep 6, 3:01 PM PDT · 14999 days ago · 2 km deep · 80 km away
34. 1.68 km NW of Moskowite Corner, CaliforniaFri, Sep 6, 6:25 PM PDT · 14998 days ago · 2 km deep · 75 km away
35. 1.64 km NE of San Leandro, CaliforniaFri, Sep 6, 8:44 PM PDT · 14998 days ago · 11 km deep · 18 km away
36. 3.07 km E of East Foothills, CaliforniaSat, Sep 7, 10:27 AM PDT · 14998 days ago · 7 km deep · 60 km away
37. 2.67 km ESE of East Foothills, CaliforniaSat, Sep 7, 10:28 AM PDT · 14998 days ago · 7 km deep · 60 km away
38. 2.87 km ESE of East Foothills, CaliforniaSat, Sep 7, 11:03 AM PDT · 14998 days ago · 7 km deep · 60 km away
39. 2.27 km S of Sunol, CaliforniaSat, Sep 7, 5:40 PM PDT · 14997 days ago · 6 km deep · 38 km away
40. 2.37 km S of Sunol, CaliforniaSat, Sep 7, 6:35 PM PDT · 14997 days ago · 7 km deep · 39 km away
41. 2.012 km NNW of Moskowite Corner, CaliforniaSat, Sep 7, 11:33 PM PDT · 14997 days ago · 0 km deep · 79 km away
42. 1.513 km SSE of Livermore, CaliforniaSun, Sep 8, 1:17 AM PDT · 14997 days ago · 6 km deep · 41 km away
43. 1.89 km ESE of Seven Trees, CaliforniaSun, Sep 8, 6:14 PM PDT · 14996 days ago · 5 km deep · 73 km away
44. 1.626 km SSW of Tracy, CaliforniaTue, Sep 10, 4:09 AM PDT · 14995 days ago · 0 km deep · 55 km away
45. 2.67 km WNW of Broadmoor, CaliforniaTue, Sep 10, 3:07 PM PDT · 14995 days ago · 8 km deep · 53 km away
46. 1.82 km WSW of Taft Mosswood, CaliforniaWed, Sep 11, 1:07 PM PDT · 14994 days ago · 15 km deep · 59 km away
47. 2.13 km W of Glen Ellen, CaliforniaThu, Sep 12, 10:23 AM PDT · 14993 days ago · 8 km deep · 75 km away
48. 1.93 km WSW of Glen Ellen, CaliforniaThu, Sep 12, 10:24 AM PDT · 14993 days ago · 8 km deep · 74 km away
49. 1.7Northern CaliforniaThu, Sep 12, 1:46 PM PDT · 14993 days ago · 7 km deep · 42 km away
50. 1.9Northern CaliforniaThu, Sep 12, 6:13 PM PDT · 14992 days ago · 4 km deep · 47 km away
51. 2.213 km N of Morgan Hill, CaliforniaThu, Sep 12, 10:05 PM PDT · 14992 days ago · 5 km deep · 75 km away
52. 1.910 km NNW of Moskowite Corner, CaliforniaMon, Sep 16, 3:50 PM PDT · 14989 days ago · 9 km deep · 77 km away
53. 1.69 km NNE of Morgan Hill, CaliforniaThu, Sep 19, 8:21 PM PDT · 14985 days ago · 4 km deep · 81 km away
54. 1.620 km SSW of Pescadero, CaliforniaFri, Sep 20, 3:40 AM PDT · 14985 days ago · 2 km deep · 98 km away
55. 2.58 km NE of San Martin, CaliforniaFri, Sep 20, 5:30 PM PDT · 14984 days ago · 7 km deep · 91 km away
56. 1.9Northern CaliforniaSat, Sep 21, 8:36 AM PDT · 14984 days ago · 3 km deep · 40 km away
57. 1.611 km SW of Brentwood, CaliforniaSat, Sep 21, 9:23 PM PDT · 14983 days ago · 11 km deep · 18 km away
58. 1.516 km NE of East Foothills, CaliforniaMon, Sep 23, 10:10 PM PDT · 14981 days ago · 8 km deep · 50 km away
59. 3.516 km NE of East Foothills, CaliforniaTue, Sep 24, 12:21 AM PDT · 14981 days ago · 9 km deep · 50 km away
60. 2.5Northern CaliforniaTue, Sep 24, 12:25 AM PDT · 14981 days ago · 8 km deep · 50 km away

The first 60 of 102.

Before

1. 2.414 km E of Seven Trees, CaliforniaSat, Aug 24, 6:09 AM PDT · 15012 days ago · 3 km deep · 70 km away
2. 1.611 km ESE of East Foothills, CaliforniaSat, Aug 24, 5:47 AM PDT · 15012 days ago · 7 km deep · 65 km away
3. 1.59 km E of San Martin, CaliforniaWed, Aug 21, 12:50 AM PDT · 15015 days ago · 8 km deep · 97 km away
4. 2.52 km N of Piedmont, CaliforniaMon, Aug 19, 2:43 PM PDT · 15017 days ago · 5 km deep · 22 km away
5. 1.614 km N of Morgan Hill, CaliforniaSat, Aug 17, 8:54 PM PDT · 15018 days ago · 5 km deep · 74 km away
6. 2.814 km N of Morgan Hill, CaliforniaSat, Aug 17, 8:21 PM PDT · 15018 days ago · 6 km deep · 74 km away
7. 1.92 km SW of Blackhawk, CaliforniaSat, Aug 17, 11:45 AM PDT · 15019 days ago · 15 km deep · 8 km away
8. 3.18 km ENE of San Martin, CaliforniaSat, Aug 17, 9:35 AM PDT · 15019 days ago · 8 km deep · 92 km away
9. 1.512 km N of Morgan Hill, CaliforniaFri, Aug 16, 4:04 PM PDT · 15020 days ago · 7 km deep · 75 km away
10. 1.815 km E of Seven Trees, CaliforniaFri, Aug 16, 12:59 PM PDT · 15020 days ago · 5 km deep · 70 km away
11. 2.911 km NNE of Morgan Hill, CaliforniaFri, Aug 16, 10:04 AM PDT · 15020 days ago · 5 km deep · 77 km away
12. 1.614 km N of Morgan Hill, CaliforniaThu, Aug 15, 6:09 PM PDT · 15020 days ago · 6 km deep · 74 km away
13. 2.12 km ENE of Berkeley, CaliforniaWed, Aug 14, 11:01 AM PDT · 15022 days ago · 8 km deep · 24 km away
14. 3.12 km N of Piedmont, CaliforniaTue, Aug 13, 9:45 AM PDT · 15023 days ago · 5 km deep · 22 km away
15. 1.92 km SW of West Menlo Park, CaliforniaSun, Aug 11, 8:47 AM PDT · 15025 days ago · 4 km deep · 55 km away
16. 1.615 km E of Seven Trees, CaliforniaFri, Aug 9, 4:45 AM PDT · 15027 days ago · 5 km deep · 70 km away
17. 1.77 km NNE of East Foothills, CaliforniaWed, Aug 7, 10:44 PM PDT · 15028 days ago · 5 km deep · 51 km away
18. 1.613 km SSE of Livermore, CaliforniaWed, Aug 7, 11:41 AM PDT · 15029 days ago · 5 km deep · 41 km away
19. 2.31 km NNW of Pleasant Hill, CaliforniaWed, Aug 7, 8:39 AM PDT · 15029 days ago · 9 km deep · 12 km away
20. 1.921 km NE of Morgan Hill, CaliforniaTue, Aug 6, 11:39 PM PDT · 15029 days ago · 7 km deep · 78 km away

From the USGS Earthquake Hazards Program and its partner networks, event nc53868. Read Wed, Sep 30, 2026, 11:26 AM UTC.