M1.6 earthquake 21km NW of Grapevine, CA

Magnitude

1.6 (Mh), micro

Magnitude from

Southern California Seismic Network

Local time

Sat, Aug 11, 1979, 11:10 PM PDT

UTC

1979-08-12 06:10:14 UTC

Depth

5.8 km (3.6 mi), shallow

Epicenter

35.085° N, 119.089° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.9 km horizontally, 23.3 km in depth

Depth from

From location

Station coverage gap

193°, poorly surrounded by stations

Stations used

6

• Greenfield, CaliforniaPopulation 3,991. Forecast22 kmSSW
• Lamont, CaliforniaPopulation 15,120. Forecast25 kmSW
• Bakersfield, CaliforniaPopulation 373,640. Forecast33 kmS
• Los Angeles, CaliforniaPopulation 3,820,914. Forecast138 kmNNW

After

1. 1.819km NW of Grapevine, CAMon, Aug 13, 6:59 AM PDT · 17217 days ago · 6 km deep · 2 km away
2. 1.520km NW of Grapevine, CAMon, Aug 13, 7:07 AM PDT · 17217 days ago · 0 km deep · 2 km away
3. 1.518km NW of Grapevine, CAMon, Aug 13, 7:25 AM PDT · 17217 days ago · 7 km deep · 3 km away
4. 2.417km W of Ventura, CATue, Aug 14, 6:58 PM PDT · 17215 days ago · 11 km deep · 98 km away
5. 1.618km W of Ventura, CATue, Aug 14, 7:03 PM PDT · 17215 days ago · 4 km deep · 98 km away
6. 2.017km WSW of Ventura, CATue, Aug 14, 9:05 PM PDT · 17215 days ago · 5 km deep · 98 km away
7. 1.619km WSW of Ventura, CATue, Aug 14, 11:45 PM PDT · 17215 days ago · 4 km deep · 99 km away
8. 1.619km W of Ventura, CAWed, Aug 15, 6:55 AM PDT · 17215 days ago · 3 km deep · 98 km away
9. 1.610km SSW of Agua Dulce, CAWed, Aug 15, 10:48 AM PDT · 17215 days ago · 6 km deep · 98 km away
10. 2.318km WSW of Ventura, CASat, Aug 18, 7:17 PM PDT · 17211 days ago · 14 km deep · 99 km away
11. 2.125km SSE of Bodfish, CASun, Aug 19, 12:51 PM PDT · 17211 days ago · 6 km deep · 70 km away
12. 3.210km NNW of Santa Barbara, CATue, Aug 21, 6:18 AM PDT · 17209 days ago · 11 km deep · 88 km away
13. 2.37km SW of Ojai, CATue, Aug 21, 10:31 AM PDT · 17209 days ago · 13 km deep · 78 km away
14. 1.515km NNE of Pine Mountain Club, CAWed, Aug 22, 2:17 AM PDT · 17208 days ago · 6 km deep · 12 km away
15. 1.69km E of Santa Clarita, CAWed, Aug 29, 5:46 AM PDT · 17201 days ago · 10 km deep · 97 km away
16. 1.93km NW of Frazier Park, CAFri, Aug 31, 3:20 AM PDT · 17199 days ago · 14 km deep · 29 km away
17. 2.018km WSW of Ventura, CAFri, Aug 31, 7:52 PM PDT · 17198 days ago · 3 km deep · 99 km away
18. 1.918km W of Ventura, CASat, Sep 1, 3:02 AM PDT · 17198 days ago · 4 km deep · 98 km away
19. 2.217km W of Ventura, CASat, Sep 1, 4:55 PM PDT · 17197 days ago · 13 km deep · 98 km away
20. 2.317km WSW of Ventura, CASat, Sep 1, 6:14 PM PDT · 17197 days ago · 12 km deep · 99 km away
21. 1.818km W of Ventura, CASat, Sep 1, 6:19 PM PDT · 17197 days ago · 4 km deep · 98 km away
22. 1.517km W of Ventura, CASat, Sep 1, 6:32 PM PDT · 17197 days ago · 10 km deep · 98 km away
23. 1.919km SSE of Carpinteria, CASat, Sep 1, 6:42 PM PDT · 17197 days ago · 3 km deep · 99 km away
24. 1.620km SSE of Carpinteria, CASat, Sep 1, 6:49 PM PDT · 17197 days ago · 3 km deep · 99 km away
25. 2.27km E of Santa Clarita, CASun, Sep 2, 8:53 PM PDT · 17196 days ago · 9 km deep · 97 km away
26. 2.017km WSW of Ventura, CAMon, Sep 3, 4:50 PM PDT · 17195 days ago · 3 km deep · 98 km away
27. 1.719km SSE of Carpinteria, CAMon, Sep 3, 5:07 PM PDT · 17195 days ago · 4 km deep · 99 km away
28. 2.18km E of Santa Clarita, CATue, Sep 4, 7:45 PM PDT · 17194 days ago · 9 km deep · 95 km away
29. 1.99km E of Santa Clarita, CATue, Sep 4, 7:45 PM PDT · 17194 days ago · 8 km deep · 95 km away
30. 1.516km N of Fillmore, CASun, Sep 9, 1:26 PM PDT · 17190 days ago · 0 km deep · 62 km away
31. 1.93km ENE of Frazier Park, CAFri, Sep 14, 4:24 AM PDT · 17185 days ago · 14 km deep · 32 km away
32. 1.59km SW of Agua Dulce, CAFri, Sep 14, 10:55 PM PDT · 17184 days ago · 7 km deep · 98 km away
33. 1.611km NNW of Fillmore, CASun, Sep 16, 11:27 AM PDT · 17183 days ago · 4 km deep · 67 km away
34. 1.510km NW of Fillmore, CASun, Sep 16, 8:53 PM PDT · 17182 days ago · 11 km deep · 70 km away
35. 1.521km NNE of Carpinteria, CAMon, Sep 17, 9:53 PM PDT · 17181 days ago · 5 km deep · 66 km away
36. 1.712km WNW of Ojai, CATue, Sep 18, 4:17 AM PDT · 17181 days ago · 14 km deep · 71 km away
37. 1.519km N of Pine Mountain Club, CATue, Sep 18, 1:17 PM PDT · 17181 days ago · 0 km deep · 11 km away
38. 2.316km N of Fillmore, CATue, Sep 18, 4:21 PM PDT · 17181 days ago · 13 km deep · 62 km away
39. 2.218km WSW of Ventura, CAThu, Sep 20, 2:02 PM PDT · 17179 days ago · 2 km deep · 99 km away
40. 2.018km W of Ventura, CAFri, Sep 21, 8:08 AM PDT · 17178 days ago · 3 km deep · 98 km away
41. 2.018km ENE of Ojai, CASat, Sep 22, 7:06 PM PDT · 17176 days ago · 16 km deep · 62 km away
42. 2.515km SW of Rosedale, CASat, Sep 22, 10:13 PM PDT · 17176 days ago · 3 km deep · 28 km away
43. 1.618km SSE of Carpinteria, CAThu, Sep 27, 1:58 AM PDT · 17172 days ago · 8 km deep · 99 km away
44. 1.52km ESE of Frazier Park, CAThu, Sep 27, 1:52 PM PDT · 17172 days ago · 11 km deep · 34 km away
45. 2.424km SSW of Bodfish, CASat, Sep 29, 11:57 PM PDT · 17169 days ago · 2 km deep · 55 km away
46. 1.717km SSE of Carpinteria, CASun, Sep 30, 8:41 AM PDT · 17169 days ago · 3 km deep · 98 km away
47. 2.415km SSE of Bodfish, CAMon, Oct 1, 3:10 AM PDT · 17168 days ago · 5 km deep · 75 km away
48. 2.022km NE of Los Olivos, CATue, Oct 2, 12:12 PM PDT · 17167 days ago · 6 km deep · 83 km away
49. 1.917km SW of Bodfish, CATue, Oct 2, 8:40 PM PDT · 17166 days ago · 6 km deep · 61 km away
50. 1.518km SSE of Carpinteria, CASat, Oct 6, 8:59 PM PDT · 17162 days ago · 15 km deep · 100 km away
51. 2.611km NW of Grapevine, CASun, Oct 7, 12:20 AM PDT · 17162 days ago · 3 km deep · 10 km away
52. 1.813km NW of Grapevine, CASun, Oct 7, 1:24 AM PDT · 17162 days ago · 2 km deep · 8 km away

Before

1. 2.010km ENE of Pine Mountain Club, CASat, Aug 11, 4:23 PM PDT · 17219 days ago · 14 km deep · 22 km away
2. 2.118km WSW of Ventura, CATue, Aug 7, 12:49 PM PDT · 17223 days ago · 3 km deep · 99 km away
3. 1.918km WSW of Ventura, CATue, Aug 7, 1:00 AM PDT · 17223 days ago · 4 km deep · 99 km away
4. 1.719km SSE of Carpinteria, CAMon, Aug 6, 11:53 PM PDT · 17223 days ago · 4 km deep · 99 km away
5. 1.918km W of Ventura, CAMon, Aug 6, 10:22 PM PDT · 17223 days ago · 14 km deep · 98 km away
6. 2.810km SSW of Agua Dulce, CAMon, Aug 6, 11:04 AM PDT · 17224 days ago · 8 km deep · 98 km away
7. 2.04km ESE of Santa Clarita, CAFri, Aug 3, 7:52 PM PDT · 17226 days ago · 19 km deep · 95 km away
8. 2.315km N of Fillmore, CAFri, Aug 3, 2:24 PM PDT · 17227 days ago · 12 km deep · 63 km away
9. 1.74km NE of Santa Paula, CAWed, Aug 1, 12:03 PM PDT · 17229 days ago · 6 km deep · 79 km away
10. 2.118km SSE of Bodfish, CAMon, Jul 30, 7:51 PM PDT · 17230 days ago · 0 km deep · 71 km away
11. 2.218km NW of Grapevine, CAMon, Jul 30, 5:53 PM PDT · 17230 days ago · 0 km deep · 5 km away
12. 2.517km NW of Grapevine, CAMon, Jul 30, 5:02 PM PDT · 17230 days ago · 2 km deep · 6 km away
13. 1.717km WNW of Grapevine, CAFri, Jul 27, 10:18 PM PDT · 17233 days ago · 5 km deep · 10 km away
14. 1.632km ESE of Bodfish, CATue, Jul 24, 7:41 PM PDT · 17236 days ago · 6 km deep · 91 km away
15. 1.525km SSW of Maricopa, CATue, Jul 24, 9:04 AM PDT · 17237 days ago · 15 km deep · 44 km away
16. 2.08km E of Lake Isabella, CASun, Jul 22, 11:56 AM PDT · 17239 days ago · 4 km deep · 86 km away
17. 1.524km S of Bodfish, CASat, Jul 21, 10:42 AM PDT · 17240 days ago · 7 km deep · 62 km away
18. 2.110km NNE of Simi Valley, CAFri, Jul 20, 1:29 AM PDT · 17241 days ago · 15 km deep · 89 km away
19. 1.918km NW of Tehachapi, CAWed, Jul 18, 10:55 AM PDT · 17243 days ago · 6 km deep · 49 km away
20. 1.56km S of Tehachapi, CAWed, Jul 18, 7:02 AM PDT · 17243 days ago · 9 km deep · 58 km away

From the USGS Earthquake Hazards Program and its partner networks, event ci3350816. Read Fri, Oct 2, 2026, 11:07 AM UTC.