M1.6 earthquake 3 km N of Pacifica, California

Magnitude

1.6 (Md, duration), micro

Magnitude from

Northern California Seismic System

Local time

Sun, Nov 26, 1989, 2:02 PM PST

UTC

1989-11-26 22:02:06 UTC

Depth

7.1 km (4.4 mi), shallow

Epicenter

37.644° N, 122.490° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 1.1 km horizontally, 0.7 km in depth

Magnitude uncertainty

±0.10

Depth from

From location

Station coverage gap

202°, poorly surrounded by stations

Stations used

12

• Pacifica, CaliforniaPopulation 39,260. Forecast3 kmN
• Daly City, CaliforniaPopulation 106,562. Forecast7 kmSSW
• Los Angeles, CaliforniaPopulation 3,820,914. Forecast553 kmNW

After

1. 2.111 km ESE of East Foothills, CaliforniaMon, Nov 27, 3:51 AM PST · 13460 days ago · 6 km deep · 78 km away
2. 1.87 km NW of Day Valley, CaliforniaMon, Nov 27, 10:53 AM PST · 13460 days ago · 15 km deep · 80 km away
3. 1.615 km NW of Davenport, CaliforniaMon, Nov 27, 4:25 PM PST · 13460 days ago · 1 km deep · 63 km away
4. 1.82 km SSW of Lexington Hills, CaliforniaMon, Nov 27, 10:48 PM PST · 13460 days ago · 14 km deep · 71 km away
5. 1.75 km NW of Day Valley, CaliforniaTue, Nov 28, 2:23 AM PST · 13459 days ago · 13 km deep · 82 km away
6. 1.62 km NNE of Day Valley, CaliforniaTue, Nov 28, 2:34 AM PST · 13459 days ago · 12 km deep · 86 km away
7. 2.4Northern CaliforniaTue, Nov 28, 7:34 AM PST · 13459 days ago · 2 km deep · 71 km away
8. 1.73 km W of Broadmoor, CaliforniaTue, Nov 28, 8:36 AM PST · 13459 days ago · 6 km deep · 5 km away
9. 1.54 km NE of Corralitos, CaliforniaTue, Nov 28, 9:27 AM PST · 13459 days ago · 9 km deep · 94 km away
10. 1.66 km NNE of Day Valley, CaliforniaTue, Nov 28, 12:23 PM PST · 13459 days ago · 6 km deep · 86 km away
11. 2.25 km NW of Day Valley, CaliforniaWed, Nov 29, 11:44 AM PST · 13458 days ago · 13 km deep · 82 km away
12. 1.62 km NW of Lexington Hills, CaliforniaWed, Nov 29, 6:20 PM PST · 13458 days ago · 7 km deep · 68 km away
13. 1.65 km E of Lexington Hills, CaliforniaWed, Nov 29, 11:18 PM PST · 13458 days ago · 11 km deep · 73 km away
14. 1.68 km NNE of Day Valley, CaliforniaThu, Nov 30, 7:50 PM PST · 13457 days ago · 4 km deep · 83 km away
15. 1.68 km S of Calistoga, CaliforniaSat, Dec 2, 1:14 AM PST · 13455 days ago · 6 km deep · 96 km away
16. 1.84 km S of Lexington Hills, CaliforniaSat, Dec 2, 2:02 AM PST · 13455 days ago · 13 km deep · 74 km away
17. 1.86 km E of Zayante, CaliforniaSat, Dec 2, 4:37 AM PST · 13455 days ago · 17 km deep · 76 km away
18. 3.92 km S of Saratoga, CaliforniaSat, Dec 2, 12:02 PM PST · 13455 days ago · 10 km deep · 61 km away
19. 1.66 km ENE of Corralitos, CaliforniaSun, Dec 3, 10:21 AM PST · 13454 days ago · 9 km deep · 96 km away
20. 1.51 km NE of Saratoga, CaliforniaSun, Dec 3, 11:43 PM PST · 13454 days ago · 4 km deep · 59 km away
21. 1.61 km NE of Los Gatos, CaliforniaMon, Dec 4, 3:08 AM PST · 13453 days ago · 2 km deep · 65 km away
22. 1.54 km SSW of Lexington Hills, CaliforniaMon, Dec 4, 4:59 AM PST · 13453 days ago · 14 km deep · 72 km away
23. 1.85 km N of Lompico, CaliforniaMon, Dec 4, 5:15 AM PST · 13453 days ago · 15 km deep · 68 km away
24. 1.51 km NE of Corralitos, CaliforniaMon, Dec 4, 11:10 AM PST · 13453 days ago · 16 km deep · 94 km away
25. 1.82 km NW of Lexington Hills, CaliforniaTue, Dec 5, 12:13 AM PST · 13453 days ago · 9 km deep · 67 km away
26. 2.11 km NW of Lexington Hills, CaliforniaTue, Dec 5, 4:07 AM PST · 13452 days ago · 9 km deep · 68 km away
27. 1.52 km ENE of Corralitos, CaliforniaWed, Dec 6, 2:22 AM PST · 13451 days ago · 14 km deep · 95 km away
28. 1.76 km S of Lexington Hills, CaliforniaWed, Dec 6, 7:41 AM PST · 13451 days ago · 14 km deep · 76 km away
29. 2.12 km SW of Lexington Hills, CaliforniaWed, Dec 6, 8:32 PM PST · 13451 days ago · 11 km deep · 71 km away
30. 1.85 km SSW of Lexington Hills, CaliforniaThu, Dec 7, 11:20 AM PST · 13450 days ago · 16 km deep · 74 km away
31. 1.68 km WSW of Saratoga, CaliforniaFri, Dec 8, 7:06 AM PST · 13449 days ago · 20 km deep · 58 km away
32. 1.58 km WSW of Davenport, CaliforniaFri, Dec 8, 7:12 AM PST · 13449 days ago · 5 km deep · 76 km away
33. 1.52 km S of Lexington Hills, CaliforniaFri, Dec 8, 9:05 AM PST · 13449 days ago · 9 km deep · 72 km away
34. 1.52 km N of Corralitos, CaliforniaFri, Dec 8, 2:40 PM PST · 13449 days ago · 16 km deep · 93 km away
35. 2.26 km S of Loyola, CaliforniaFri, Dec 8, 11:29 PM PST · 13449 days ago · 5 km deep · 52 km away
36. 1.63 km S of Lexington Hills, CaliforniaSat, Dec 9, 7:24 AM PST · 13448 days ago · 14 km deep · 73 km away
37. 2.04 km S of Lexington Hills, CaliforniaSat, Dec 9, 5:51 PM PST · 13448 days ago · 13 km deep · 74 km away
38. 2.2Northern CaliforniaSun, Dec 10, 12:01 AM PST · 13448 days ago · 13 km deep · 73 km away
39. 1.73 km SE of Day Valley, CaliforniaSun, Dec 10, 4:25 AM PST · 13447 days ago · 16 km deep · 91 km away
40. 1.69 km SE of Lexington Hills, CaliforniaSun, Dec 10, 6:47 AM PST · 13447 days ago · 4 km deep · 79 km away
41. 1.83 km NNW of Corralitos, CaliforniaSun, Dec 10, 10:18 AM PST · 13447 days ago · 15 km deep · 91 km away
42. 3.62 km SSW of Lexington Hills, CaliforniaMon, Dec 11, 7:52 PM PST · 13446 days ago · 13 km deep · 72 km away
43. 1.50 km E of Millbrae, CaliforniaTue, Dec 12, 2:29 AM PST · 13445 days ago · 12 km deep · 11 km away
44. 1.98 km NE of Blackhawk, CaliforniaTue, Dec 12, 5:13 AM PST · 13445 days ago · 13 km deep · 63 km away
45. 1.79 km ESE of Lexington Hills, CaliforniaTue, Dec 12, 10:22 AM PST · 13445 days ago · 4 km deep · 79 km away
46. 2.413 km N of Morgan Hill, CaliforniaTue, Dec 12, 8:15 PM PST · 13445 days ago · 3 km deep · 87 km away
47. 1.715 km E of Seven Trees, CaliforniaTue, Dec 12, 9:33 PM PST · 13445 days ago · 3 km deep · 83 km away
48. 2.02 km NW of Saratoga, CaliforniaWed, Dec 13, 4:00 AM PST · 13444 days ago · 5 km deep · 56 km away
49. 1.612 km NE of East Foothills, CaliforniaWed, Dec 13, 7:06 AM PST · 13444 days ago · 6 km deep · 70 km away
50. 1.82 km WSW of Forestville, CaliforniaWed, Dec 13, 11:38 AM PST · 13444 days ago · 2 km deep · 99 km away
51. 2.16 km SSE of Napa, CaliforniaWed, Dec 13, 2:33 PM PST · 13444 days ago · 19 km deep · 70 km away
52. 2.18 km ENE of Morgan Hill, CaliforniaWed, Dec 13, 9:18 PM PST · 13444 days ago · 4 km deep · 97 km away
53. 1.65 km NE of Corralitos, CaliforniaWed, Dec 13, 11:42 PM PST · 13444 days ago · 3 km deep · 94 km away
54. 1.67 km ENE of Day Valley, CaliforniaThu, Dec 14, 4:17 AM PST · 13443 days ago · 8 km deep · 89 km away
55. 2.06 km NE of Day Valley, CaliforniaThu, Dec 14, 7:24 AM PST · 13443 days ago · 10 km deep · 87 km away
56. 2.12 km W of Monte Sereno, CaliforniaThu, Dec 14, 10:04 AM PST · 13443 days ago · 8 km deep · 62 km away
57. 1.85 km SE of Sunol, CaliforniaThu, Dec 14, 10:58 AM PST · 13443 days ago · 6 km deep · 57 km away
58. 1.83 km SE of Los Gatos, CaliforniaThu, Dec 14, 1:40 PM PST · 13443 days ago · 2 km deep · 69 km away
59. 1.618 km NE of East Foothills, CaliforniaFri, Dec 15, 2:47 PM PST · 13442 days ago · 5 km deep · 72 km away
60. 1.5Central CaliforniaFri, Dec 15, 9:23 PM PST · 13442 days ago · 6 km deep · 97 km away

The first 60 of 180.

Before

1. 1.83 km NE of Amesti, CaliforniaSun, Nov 26, 5:02 AM PST · 13461 days ago · 14 km deep · 98 km away
2. 1.63 km NNE of Amesti, CaliforniaSun, Nov 26, 2:25 AM PST · 13461 days ago · 14 km deep · 97 km away
3. 3.012 km ENE of East Foothills, CaliforniaSun, Nov 26, 12:52 AM PST · 13461 days ago · 8 km deep · 74 km away
4. 1.53 km NE of Amesti, CaliforniaSat, Nov 25, 6:32 PM PST · 13462 days ago · 14 km deep · 98 km away
5. 2.16 km ENE of Day Valley, CaliforniaSat, Nov 25, 2:31 PM PST · 13462 days ago · 7 km deep · 89 km away
6. 3.010 km WSW of Morgan Hill, CaliforniaSat, Nov 25, 1:50 AM PST · 13462 days ago · 3 km deep · 88 km away
7. 1.69 km NNW of Davenport, CaliforniaSat, Nov 25, 1:30 AM PST · 13462 days ago · 3 km deep · 66 km away
8. 2.510 km WSW of Morgan Hill, CaliforniaSat, Nov 25, 1:00 AM PST · 13462 days ago · 3 km deep · 87 km away
9. 2.910 km WSW of Morgan Hill, CaliforniaSat, Nov 25, 12:56 AM PST · 13462 days ago · 3 km deep · 88 km away
10. 2.16 km SW of Monte Sereno, CaliforniaFri, Nov 24, 2:06 PM PST · 13463 days ago · 13 km deep · 64 km away
11. 1.69 km N of Day Valley, CaliforniaFri, Nov 24, 12:34 PM PST · 13463 days ago · 2 km deep · 80 km away
12. 1.59 km NW of Daly City, CaliforniaFri, Nov 24, 6:26 AM PST · 13463 days ago · 13 km deep · 14 km away
13. 1.60 km SSE of Lexington Hills, CaliforniaThu, Nov 23, 9:35 PM PST · 13464 days ago · 8 km deep · 71 km away
14. 2.25 km ENE of Day Valley, CaliforniaThu, Nov 23, 11:38 AM PST · 13464 days ago · 5 km deep · 90 km away
15. 1.88 km SE of Lexington Hills, CaliforniaThu, Nov 23, 4:12 AM PST · 13464 days ago · 7 km deep · 78 km away
16. 1.96 km ENE of Day Valley, CaliforniaThu, Nov 23, 2:02 AM PST · 13464 days ago · 5 km deep · 90 km away
17. 1.73 km SSW of Lexington Hills, CaliforniaThu, Nov 23, 12:42 AM PST · 13465 days ago · 14 km deep · 72 km away
18. 2.11 km NE of Pacifica, CaliforniaWed, Nov 22, 6:00 PM PST · 13465 days ago · 8 km deep · 3 km away
19. 1.64 km NNE of Interlaken, CaliforniaWed, Nov 22, 3:53 PM PST · 13465 days ago · 7 km deep · 100 km away
20. 1.58 km NW of Day Valley, CaliforniaWed, Nov 22, 4:15 AM PST · 13465 days ago · 14 km deep · 79 km away

From the USGS Earthquake Hazards Program and its partner networks, event nc148109. Read Sun, Oct 4, 2026, 8:17 PM UTC.