M1.6 earthquake 16km N of Grapevine, CA

Magnitude

1.6 (Mh), micro

Magnitude from

Southern California Seismic Network

Local time

Wed, Jul 6, 1977, 12:00 AM PDT

UTC

1977-07-06 07:00:32 UTC

Depth

3.4 km (2.1 mi), shallow

Epicenter

35.090° N, 118.957° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.7 km horizontally, 2.5 km in depth

Depth from

From location

Station coverage gap

171°

Stations used

5

• Weedpatch, CaliforniaPopulation 2,658. Forecast17 kmSSW
• Arvin, CaliforniaPopulation 20,876. Forecast18 kmSW
• Bakersfield, CaliforniaPopulation 373,640. Forecast32 kmS
• Los Angeles, CaliforniaPopulation 3,820,914. Forecast133 kmNNW

After

1. 1.818km NW of Grapevine, CASat, Jul 9, 5:06 PM PDT · 17984 days ago · 6 km deep · 12 km away
2. 2.19km NNE of Grapevine, CASun, Jul 10, 11:50 PM PDT · 17983 days ago · 9 km deep · 9 km away
3. 2.718km NW of Tehachapi, CATue, Jul 12, 8:00 AM PDT · 17982 days ago · 6 km deep · 40 km away
4. 1.820km NW of Tehachapi, CATue, Jul 12, 12:35 PM PDT · 17981 days ago · 5 km deep · 40 km away
5. 2.119km N of Pine Mountain Club, CAWed, Jul 13, 6:29 AM PDT · 17981 days ago · 1 km deep · 21 km away
6. 1.818km N of Pine Mountain Club, CAWed, Jul 13, 6:31 AM PDT · 17981 days ago · 6 km deep · 20 km away
7. 1.716km NW of Grapevine, CASat, Jul 16, 4:22 AM PDT · 17978 days ago · 3 km deep · 12 km away
8. 1.88km E of Santa Clarita, CAWed, Jul 20, 6:35 PM PDT · 17973 days ago · 9 km deep · 90 km away
9. 2.216km WSW of Lake Hughes, CAFri, Jul 22, 8:12 PM PDT · 17971 days ago · 13 km deep · 60 km away
10. 1.722km NW of Grapevine, CAMon, Jul 25, 9:17 PM PDT · 17968 days ago · 6 km deep · 13 km away
11. 1.810km SE of Pine Mountain Club, CAThu, Jul 28, 9:12 PM PDT · 17965 days ago · 6 km deep · 37 km away
12. 1.726km S of Bodfish, CASat, Jul 30, 3:33 AM PDT · 17964 days ago · 10 km deep · 49 km away
13. 2.09km WNW of Grapevine, CASat, Jul 30, 2:53 PM PDT · 17963 days ago · 10 km deep · 14 km away
14. 1.811km SSW of Agua Dulce, CASat, Jul 30, 8:48 PM PDT · 17963 days ago · 7 km deep · 94 km away
15. 1.69km NNE of Santa Clarita, CAFri, Aug 5, 1:05 AM PDT · 17958 days ago · 10 km deep · 81 km away
16. 1.83km WNW of Chatsworth, CASat, Aug 6, 2:14 AM PDT · 17957 days ago · 16 km deep · 96 km away
17. 2.04km ESE of Wofford Heights, CASun, Aug 7, 4:12 AM PDT · 17956 days ago · 6 km deep · 83 km away
18. 1.58km ESE of Santa Clarita, CAMon, Aug 8, 1:16 PM PDT · 17954 days ago · 15 km deep · 92 km away
19. 1.515km NNE of Pine Mountain Club, CAMon, Aug 8, 4:15 PM PDT · 17954 days ago · 4 km deep · 18 km away
20. 1.517km W of Tehachapi, CAMon, Aug 8, 6:10 PM PDT · 17954 days ago · 7 km deep · 29 km away
21. 1.78km E of Pine Mountain Club, CATue, Aug 9, 9:45 AM PDT · 17953 days ago · 9 km deep · 29 km away
22. 2.221km NW of Tehachapi, CAWed, Aug 10, 11:04 PM PDT · 17952 days ago · 4 km deep · 41 km away
23. 4.47km SE of Santa Clarita, CAThu, Aug 11, 7:19 PM PDT · 17951 days ago · 11 km deep · 92 km away
24. 2.85km SE of Santa Clarita, CAThu, Aug 11, 7:51 PM PDT · 17951 days ago · 11 km deep · 91 km away
25. 1.87km SE of Santa Clarita, CAThu, Aug 11, 7:56 PM PDT · 17951 days ago · 6 km deep · 92 km away
26. 1.59km SE of Santa Clarita, CAThu, Aug 11, 8:15 PM PDT · 17951 days ago · 6 km deep · 93 km away
27. 1.96km ESE of Santa Clarita, CAThu, Aug 11, 8:29 PM PDT · 17951 days ago · 9 km deep · 90 km away
28. 1.96km SE of Santa Clarita, CAThu, Aug 11, 9:14 PM PDT · 17951 days ago · 11 km deep · 91 km away
29. 3.17km SE of Santa Clarita, CAThu, Aug 11, 9:41 PM PDT · 17951 days ago · 9 km deep · 92 km away
30. 2.58km ESE of Lake Isabella, CAFri, Aug 12, 12:17 AM PDT · 17951 days ago · 5 km deep · 77 km away
31. 1.710km WNW of Fillmore, CAFri, Aug 12, 8:38 AM PDT · 17951 days ago · 6 km deep · 73 km away
32. 1.66km SE of Santa Clarita, CAFri, Aug 12, 2:34 PM PDT · 17950 days ago · 6 km deep · 91 km away
33. 1.74km NNW of Pacoima, CASat, Aug 13, 1:35 AM PDT · 17950 days ago · 10 km deep · 97 km away
34. 1.95km SE of Santa Clarita, CASat, Aug 13, 4:15 AM PDT · 17950 days ago · 12 km deep · 90 km away
35. 2.513km S of Buttonwillow, CAMon, Aug 15, 9:41 AM PDT · 17947 days ago · 24 km deep · 50 km away
36. 1.77km WNW of Grapevine, CAMon, Aug 15, 9:03 PM PDT · 17947 days ago · 10 km deep · 15 km away
37. 3.514km SW of Arvin, CATue, Aug 16, 8:21 PM PDT · 17946 days ago · 9 km deep · 4 km away
38. 1.916km N of Santa Paula, CAThu, Aug 18, 7:13 AM PDT · 17945 days ago · 24 km deep · 67 km away
39. 1.515km N of Santa Paula, CAThu, Aug 18, 4:24 PM PDT · 17944 days ago · 16 km deep · 67 km away
40. 1.85km SE of Santa Clarita, CAFri, Aug 19, 12:24 AM PDT · 17944 days ago · 9 km deep · 90 km away
41. 1.814km SW of Lamont, CAFri, Aug 19, 5:58 PM PDT · 17943 days ago · 7 km deep · 8 km away
42. 2.415km ENE of Ojai, CASat, Aug 20, 6:14 PM PDT · 17942 days ago · 7 km deep · 68 km away
43. 1.818km NW of Grapevine, CAMon, Aug 22, 12:13 AM PDT · 17941 days ago · 13 km deep · 12 km away
44. 2.57km W of Castaic, CAThu, Aug 25, 11:51 AM PDT · 17937 days ago · 11 km deep · 71 km away
45. 2.37km WSW of Castaic, CAFri, Aug 26, 11:11 AM PDT · 17936 days ago · 6 km deep · 72 km away
46. 1.611km NNW of Chatsworth, CAWed, Aug 31, 10:13 PM PDT · 17931 days ago · 22 km deep · 87 km away
47. 2.99km ENE of Buttonwillow, CASat, Sep 3, 2:46 PM PDT · 17928 days ago · 3 km deep · 53 km away

Before

1. 2.717km NNW of Tehachapi, CATue, Jul 5, 7:18 PM PDT · 17988 days ago · 5 km deep · 41 km away
2. 2.011km ESE of Piru, CASun, Jul 3, 4:47 PM PDT · 17990 days ago · 18 km deep · 84 km away
3. 2.718km NNW of Grapevine, CASun, Jul 3, 1:51 PM PDT · 17990 days ago · 2 km deep · 6 km away
4. 2.723km NNW of Tehachapi, CASat, Jul 2, 2:16 PM PDT · 17991 days ago · 1 km deep · 46 km away
5. 1.919km SE of Bodfish, CATue, Jun 28, 11:12 PM PDT · 17995 days ago · 6 km deep · 68 km away
6. 1.717km NW of Grapevine, CATue, Jun 28, 6:26 PM PDT · 17995 days ago · 6 km deep · 10 km away
7. 1.514km SSW of Neenach, CASun, Jun 26, 9:29 PM PDT · 17997 days ago · 6 km deep · 56 km away
8. 2.019km E of Lake Isabella, CASun, Jun 26, 3:19 AM PDT · 17998 days ago · 6 km deep · 87 km away
9. 1.712km ESE of Buttonwillow, CASat, Jun 25, 3:27 PM PDT · 17998 days ago · 6 km deep · 46 km away
10. 1.716km SSW of Neenach, CAWed, Jun 22, 4:27 AM PDT · 18002 days ago · 13 km deep · 56 km away
11. 1.83km NNW of Frazier Park, CAWed, Jun 22, 2:32 AM PDT · 18002 days ago · 13 km deep · 27 km away
12. 1.611km ENE of Pine Mountain Club, CASun, Jun 19, 11:04 PM PDT · 18004 days ago · 17 km deep · 24 km away
13. 1.511km NE of Pine Mountain Club, CASun, Jun 19, 1:46 PM PDT · 18004 days ago · 11 km deep · 21 km away
14. 2.616km WNW of Tehachapi, CASun, Jun 19, 6:56 AM PDT · 18005 days ago · 6 km deep · 33 km away
15. 1.513km WNW of Castaic, CATue, Jun 14, 10:46 PM PDT · 18009 days ago · 22 km deep · 63 km away
16. 1.713km NNE of Tehachapi, CATue, Jun 14, 3:15 PM PDT · 18009 days ago · 6 km deep · 56 km away
17. 2.18km N of Lamont, CASun, Jun 12, 11:08 PM PDT · 18011 days ago · 4 km deep · 27 km away
18. 1.517km NW of Grapevine, CASat, Jun 11, 2:02 PM PDT · 18012 days ago · 0 km deep · 9 km away
19. 2.69km SSW of Valencia, CASat, Jun 11, 7:53 AM PDT · 18013 days ago · 0 km deep · 84 km away
20. 3.29km SSW of Valencia, CASat, Jun 11, 7:18 AM PDT · 18013 days ago · 0 km deep · 84 km away

From the USGS Earthquake Hazards Program and its partner networks, event ci3333779. Read Mon, Oct 5, 2026, 3:40 AM UTC.