M1.6 earthquake 18km WNW of Grapevine, CA

Magnitude

1.6 (Mh), micro

Magnitude from

Southern California Seismic Network

Local time

Wed, Aug 22, 1990, 8:58 PM PDT

UTC

1990-08-23 03:58:07 UTC

Depth

26.1 km (16.2 mi), shallow

Epicenter

35.026° N, 119.105° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 1.4 km horizontally, 3.1 km in depth

Depth from

From location

Station coverage gap

98°

Stations used

10

• Pine Mountain Club, CaliforniaPopulation 2,315. Forecast20 kmNNE
• Lamont, CaliforniaPopulation 15,120. Forecast31 kmSW
• Bakersfield, CaliforniaPopulation 373,640. Forecast39 kmSSW
• Los Angeles, CaliforniaPopulation 3,820,914. Forecast134 kmNW

After

1. 2.022km WNW of Grapevine, CAWed, Aug 22, 10:17 PM PDT · 13191 days ago · 19 km deep · 3 km away
2. 1.99km W of Ventura, CAThu, Aug 23, 2:17 PM PDT · 13190 days ago · 2 km deep · 86 km away
3. 2.48km WNW of Ventura, CAThu, Aug 23, 3:06 PM PDT · 13190 days ago · 2 km deep · 82 km away
4. 2.39km NW of Ventura, CAThu, Aug 23, 6:51 PM PDT · 13190 days ago · 3 km deep · 80 km away
5. 1.62km ESE of Bodfish, CAFri, Aug 24, 7:24 PM PDT · 13189 days ago · 9 km deep · 84 km away
6. 1.917km NNE of Goleta, CASat, Aug 25, 10:34 PM PDT · 13188 days ago · 0 km deep · 79 km away
7. 1.526km NE of Arvin, CATue, Aug 28, 2:57 AM PDT · 13186 days ago · 2 km deep · 58 km away
8. 1.520km S of Maricopa, CAThu, Aug 30, 2:19 AM PDT · 13184 days ago · 2 km deep · 29 km away
9. 1.922km NNW of Tehachapi, CAFri, Aug 31, 7:46 AM PDT · 13183 days ago · 5 km deep · 62 km away
10. 2.18km SE of Santa Clarita, CAFri, Aug 31, 6:52 PM PDT · 13182 days ago · 6 km deep · 95 km away
11. 1.711km SW of Arvin, CAFri, Aug 31, 9:21 PM PDT · 13182 days ago · 21 km deep · 22 km away
12. 2.212km NNE of Pine Mountain Club, CAMon, Sep 3, 2:20 AM PDT · 13180 days ago · 15 km deep · 9 km away
13. 2.16km NW of Wofford Heights, CAThu, Sep 6, 5:01 PM PDT · 13176 days ago · 3 km deep · 96 km away
14. 2.319km SSE of Bodfish, CAFri, Sep 7, 11:53 AM PDT · 13175 days ago · 5 km deep · 78 km away
15. 1.913km E of Lake Isabella, CASun, Sep 9, 5:47 PM PDT · 13173 days ago · 10 km deep · 98 km away
16. 1.612km NE of Ojai, CASun, Sep 9, 7:47 PM PDT · 13173 days ago · 15 km deep · 56 km away
17. 2.16km ESE of Lake Isabella, CAWed, Sep 12, 4:29 PM PDT · 13170 days ago · 4 km deep · 90 km away
18. 2.011km SSW of Arvin, CAFri, Sep 14, 7:34 AM PDT · 13169 days ago · 17 km deep · 22 km away
19. 1.616km NNW of Pine Mountain Club, CAFri, Sep 14, 3:15 PM PDT · 13168 days ago · 7 km deep · 12 km away
20. 1.611km SSW of Lake Hughes, CAFri, Sep 14, 8:48 PM PDT · 13168 days ago · 7 km deep · 73 km away
21. 2.211km WSW of Grapevine, CASat, Sep 15, 5:27 AM PDT · 13168 days ago · 16 km deep · 14 km away
22. 1.822km NNW of Tehachapi, CASun, Sep 16, 7:13 PM PDT · 13166 days ago · 7 km deep · 61 km away
23. 2.21km WSW of Frazier Park, CAWed, Sep 19, 12:57 PM PDT · 13163 days ago · 12 km deep · 27 km away
24. 2.61km WSW of Frazier Park, CAWed, Sep 19, 1:05 PM PDT · 13163 days ago · 12 km deep · 27 km away
25. 1.82km SW of Frazier Park, CAThu, Sep 20, 1:46 PM PDT · 13162 days ago · 9 km deep · 27 km away
26. 1.610km ESE of Pine Mountain Club, CAThu, Sep 20, 9:05 PM PDT · 13162 days ago · 13 km deep · 24 km away
27. 2.010km SE of Gorman, CAFri, Sep 21, 3:05 AM PDT · 13162 days ago · 11 km deep · 45 km away
28. 2.94km NE of Grapevine, CAFri, Sep 21, 11:44 AM PDT · 13161 days ago · 15 km deep · 20 km away
29. 1.914km SSE of Bodfish, CASun, Sep 23, 7:02 AM PDT · 13160 days ago · 7 km deep · 79 km away
30. 2.622km NNW of Tehachapi, CASun, Sep 23, 7:07 PM PDT · 13159 days ago · 5 km deep · 61 km away
31. 1.615km W of Tehachapi, CAMon, Sep 24, 1:44 PM PDT · 13158 days ago · 9 km deep · 47 km away
32. 1.513km E of Delano, CAFri, Sep 28, 7:11 AM PDT · 13155 days ago · 5 km deep · 80 km away
33. 2.822km NW of Tehachapi, CAFri, Sep 28, 7:08 PM PDT · 13154 days ago · 5 km deep · 56 km away
34. 1.522km NW of Tehachapi, CASat, Sep 29, 8:04 AM PDT · 13154 days ago · 4 km deep · 55 km away
35. 1.63km WSW of Agua Dulce, CAMon, Oct 1, 9:38 PM PDT · 13151 days ago · 5 km deep · 91 km away
36. 2.39km SE of Santa Clarita, CATue, Oct 2, 3:19 AM PDT · 13151 days ago · 7 km deep · 95 km away
37. 1.68km N of Pacoima, CATue, Oct 2, 8:54 AM PDT · 13151 days ago · 4 km deep · 96 km away
38. 2.010km ESE of Santa Clarita, CAWed, Oct 3, 9:55 PM PDT · 13149 days ago · 7 km deep · 96 km away
39. 1.73km NW of Frazier Park, CAThu, Oct 4, 11:20 AM PDT · 13148 days ago · 3 km deep · 24 km away
40. 1.927km SSW of Bodfish, CAThu, Oct 4, 3:25 PM PDT · 13148 days ago · 2 km deep · 61 km away
41. 1.78km W of Pine Mountain Club, CAThu, Oct 4, 9:30 PM PDT · 13148 days ago · 11 km deep · 23 km away
42. 1.524km NE of Arvin, CASun, Oct 7, 1:08 AM PDT · 13146 days ago · 2 km deep · 56 km away
43. 3.214km S of Arvin, CATue, Oct 9, 3:21 AM PDT · 13144 days ago · 15 km deep · 24 km away
44. 2.020km SE of Bodfish, CAWed, Oct 10, 6:08 PM PDT · 13142 days ago · 9 km deep · 86 km away
45. 3.114km SW of Maricopa, CAWed, Oct 10, 6:53 PM PDT · 13142 days ago · 9 km deep · 37 km away
46. 1.514km SSW of Lamont, CAThu, Oct 11, 8:28 PM PDT · 13141 days ago · 24 km deep · 17 km away
47. 1.713km SSW of Shafter, CASat, Oct 13, 1:09 PM PDT · 13139 days ago · 5 km deep · 45 km away
48. 2.113km ENE of Carpinteria, CAMon, Oct 15, 10:28 PM PDT · 13137 days ago · 14 km deep · 68 km away
49. 2.26km WNW of Grapevine, CAMon, Oct 15, 11:01 PM PDT · 13137 days ago · 15 km deep · 13 km away
50. 2.42km SE of Lamont, CATue, Oct 16, 12:29 PM PDT · 13136 days ago · 21 km deep · 31 km away
51. 1.71km NW of Mojave, CATue, Oct 16, 9:01 PM PDT · 13136 days ago · 14 km deep · 84 km away
52. 1.714km NW of Grapevine, CAThu, Oct 18, 4:22 AM PDT · 13135 days ago · 11 km deep · 7 km away
53. 2.43km NE of Buttonwillow, CASat, Oct 20, 9:25 PM PDT · 13132 days ago · 5 km deep · 54 km away

Before

1. 2.011km E of Maricopa, CAWed, Aug 22, 7:46 PM PDT · 13191 days ago · 21 km deep · 16 km away
2. 1.820km N of Pine Mountain Club, CAWed, Aug 22, 3:56 PM PDT · 13191 days ago · 17 km deep · 3 km away
3. 1.911km WNW of Ventura, CATue, Aug 21, 6:44 AM PDT · 13193 days ago · 4 km deep · 83 km away
4. 2.09km WNW of Ventura, CATue, Aug 21, 5:15 AM PDT · 13193 days ago · 3 km deep · 83 km away
5. 1.515km SE of Carpinteria, CATue, Aug 21, 4:56 AM PDT · 13193 days ago · 3 km deep · 83 km away
6. 2.023km E of Maricopa, CATue, Aug 21, 4:13 AM PDT · 13193 days ago · 21 km deep · 6 km away
7. 1.922km NW of Grapevine, CATue, Aug 21, 4:12 AM PDT · 13193 days ago · 21 km deep · 5 km away
8. 1.824km ENE of Santa Maria, CAMon, Aug 20, 7:48 PM PDT · 13193 days ago · 2 km deep · 100 km away
9. 1.823km E of Maricopa, CAMon, Aug 20, 5:32 PM PDT · 13193 days ago · 19 km deep · 8 km away
10. 1.821km WNW of Grapevine, CAMon, Aug 20, 5:02 PM PDT · 13193 days ago · 19 km deep · 3 km away
11. 1.724km E of Maricopa, CAMon, Aug 20, 3:39 PM PDT · 13193 days ago · 20 km deep · 6 km away
12. 2.523km NW of Grapevine, CAMon, Aug 20, 3:24 PM PDT · 13193 days ago · 17 km deep · 5 km away
13. 1.622km N of Pine Mountain Club, CAMon, Aug 20, 11:09 AM PDT · 13193 days ago · 19 km deep · 4 km away
14. 1.724km E of Maricopa, CAMon, Aug 20, 10:21 AM PDT · 13193 days ago · 22 km deep · 6 km away
15. 2.322km NW of Grapevine, CAMon, Aug 20, 10:20 AM PDT · 13193 days ago · 21 km deep · 4 km away
16. 1.522km WNW of Grapevine, CAMon, Aug 20, 8:07 AM PDT · 13194 days ago · 21 km deep · 4 km away
17. 2.223km NW of Grapevine, CAMon, Aug 20, 2:31 AM PDT · 13194 days ago · 20 km deep · 5 km away
18. 2.214km WSW of Lake Hughes, CASat, Aug 18, 4:41 AM PDT · 13196 days ago · 9 km deep · 64 km away
19. 2.415km SSE of Arvin, CAFri, Aug 17, 5:58 PM PDT · 13196 days ago · 6 km deep · 31 km away
20. 2.09km WNW of Ventura, CAFri, Aug 17, 8:53 AM PDT · 13197 days ago · 3 km deep · 83 km away

From the USGS Earthquake Hazards Program and its partner networks, event ci2003364. Read Sun, Oct 4, 2026, 4:42 AM UTC.