M2.1 earthquake 18km WNW of Grapevine, CA

Magnitude

2.1 (mc), micro

Local time

Tue, Jul 28, 1987, 12:30 AM PDT

UTC

1987-07-28 07:30:28 UTC

Depth

15.3 km (9.5 mi), shallow

Epicenter

35.027° N, 119.098° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Depth from

From location

Station coverage gap

109°

Stations used

0

• Pine Mountain Club, CaliforniaPopulation 2,315. Forecast21 kmNNE
• Lamont, CaliforniaPopulation 15,120. Forecast31 kmSSW
• Bakersfield, CaliforniaPopulation 373,640. Forecast39 kmS
• Los Angeles, CaliforniaPopulation 3,820,914. Forecast134 kmNW

After

1. 1.921km NNW of Tehachapi, CATue, Jul 28, 4:10 PM PDT · 14309 days ago · 6 km deep · 64 km away
2. 3.012km SE of Carpinteria, CAFri, Jul 31, 5:39 PM PDT · 14306 days ago · 6 km deep · 84 km away
3. 2.426km NNW of Tehachapi, CASat, Aug 1, 8:27 AM PDT · 14305 days ago · 3 km deep · 61 km away
4. 1.817km NW of Tehachapi, CAMon, Aug 3, 7:05 PM PDT · 14303 days ago · 5 km deep · 56 km away
5. 2.214km N of Santa Paula, CATue, Aug 4, 1:17 PM PDT · 14302 days ago · 7 km deep · 61 km away
6. 2.18km S of Bakersfield, CAWed, Aug 5, 5:06 AM PDT · 14301 days ago · 5 km deep · 30 km away
7. 1.921km NW of Tehachapi, CAWed, Aug 5, 7:59 PM PDT · 14301 days ago · 5 km deep · 53 km away
8. 1.97km W of Fillmore, CAMon, Aug 10, 5:48 PM PDT · 14296 days ago · 13 km deep · 70 km away
9. 1.88km ESE of Oildale, CAMon, Aug 10, 7:56 PM PDT · 14296 days ago · 15 km deep · 44 km away
10. 2.215km SW of Bodfish, CATue, Aug 11, 10:55 PM PDT · 14294 days ago · 13 km deep · 68 km away
11. 2.418km ENE of Los Alamos, CAWed, Aug 12, 1:21 AM PDT · 14294 days ago · 6 km deep · 95 km away
12. 2.117km N of Los Olivos, CAWed, Aug 12, 2:05 AM PDT · 14294 days ago · -1 km deep · 96 km away
13. 2.011km W of Wofford Heights, CAWed, Aug 12, 3:28 AM PDT · 14294 days ago · 1 km deep · 89 km away
14. 2.211km WNW of Wofford Heights, CAWed, Aug 12, 8:43 AM PDT · 14294 days ago · 12 km deep · 94 km away
15. 2.25km WNW of Kernville, CAWed, Aug 12, 12:46 PM PDT · 14294 days ago · 4 km deep · 100 km away
16. 2.16km NE of Lebec, CAThu, Aug 13, 9:36 PM PDT · 14293 days ago · 5 km deep · 30 km away
17. 2.26km SSE of Santa Clarita, CAFri, Aug 14, 12:25 AM PDT · 14292 days ago · 3 km deep · 93 km away
18. 3.225km NE of Lamont, CAFri, Aug 14, 3:57 AM PDT · 14292 days ago · 9 km deep · 55 km away
19. 2.714km SSE of Santa Barbara, CAFri, Aug 14, 5:16 AM PDT · 14292 days ago · 1 km deep · 95 km away
20. 1.715km ENE of Ojai, CAMon, Aug 17, 3:11 AM PDT · 14289 days ago · 12 km deep · 56 km away
21. 2.024km NW of Grapevine, CAMon, Aug 17, 10:52 PM PDT · 14288 days ago · 18 km deep · 7 km away
22. 1.58km E of Santa Clarita, CAFri, Aug 21, 4:58 AM PDT · 14285 days ago · 10 km deep · 91 km away
23. 1.56km W of Pine Mountain Club, CATue, Aug 25, 1:06 AM PDT · 14281 days ago · 12 km deep · 22 km away
24. 1.55km S of Bodfish, CATue, Aug 25, 2:47 AM PDT · 14281 days ago · 5 km deep · 80 km away
25. 1.626km ESE of Bodfish, CATue, Aug 25, 4:32 AM PDT · 14281 days ago · 5 km deep · 92 km away
26. 1.66km NNW of Chatsworth, CATue, Aug 25, 10:30 AM PDT · 14281 days ago · 8 km deep · 91 km away
27. 2.57km NW of Chatsworth, CATue, Aug 25, 4:43 PM PDT · 14281 days ago · 9 km deep · 90 km away
28. 1.68km ENE of Santa Clarita, CATue, Aug 25, 10:43 PM PDT · 14280 days ago · 8 km deep · 91 km away
29. 1.87km W of Pine Mountain Club, CAWed, Aug 26, 3:37 AM PDT · 14280 days ago · 10 km deep · 23 km away
30. 2.213km SSW of Santa Barbara, CAThu, Aug 27, 3:07 PM PDT · 14279 days ago · 0 km deep · 100 km away
31. 2.313km SSW of Santa Barbara, CAThu, Aug 27, 4:57 PM PDT · 14279 days ago · 0 km deep · 100 km away
32. 1.94km NE of Castaic, CASun, Aug 30, 12:17 PM PDT · 14276 days ago · 9 km deep · 73 km away
33. 1.64km NE of Castaic, CASun, Aug 30, 12:18 PM PDT · 14276 days ago · 6 km deep · 73 km away
34. 2.12km SE of Port Hueneme, CASun, Aug 30, 5:53 PM PDT · 14276 days ago · 7 km deep · 99 km away
35. 1.93km NNW of Frazier Park, CATue, Sep 1, 3:21 PM PDT · 14274 days ago · 13 km deep · 24 km away
36. 1.68km WSW of Lake Hughes, CAWed, Sep 2, 12:13 AM PDT · 14273 days ago · 8 km deep · 66 km away
37. 1.615km S of Bodfish, CAWed, Sep 2, 4:30 PM PDT · 14273 days ago · 3 km deep · 75 km away
38. 1.816km ESE of Maricopa, CAThu, Sep 3, 8:18 AM PDT · 14272 days ago · 5 km deep · 14 km away
39. 1.713km SSW of Arvin, CASat, Sep 5, 7:25 PM PDT · 14270 days ago · 14 km deep · 23 km away
40. 1.615km S of Bodfish, CAWed, Sep 9, 1:56 AM PDT · 14266 days ago · 3 km deep · 75 km away
41. 1.715km S of Bodfish, CAWed, Sep 9, 3:06 AM PDT · 14266 days ago · 3 km deep · 75 km away
42. 2.214km N of Pine Mountain Club, CAWed, Sep 9, 5:54 AM PDT · 14266 days ago · 13 km deep · 6 km away
43. 1.64km ESE of Bodfish, CAWed, Sep 9, 12:36 PM PDT · 14266 days ago · 4 km deep · 84 km away
44. 1.82km NW of Frazier Park, CAWed, Sep 9, 7:02 PM PDT · 14266 days ago · 15 km deep · 24 km away
45. 1.715km S of Bodfish, CAWed, Sep 9, 9:04 PM PDT · 14266 days ago · 3 km deep · 75 km away
46. 2.118km SSE of Santa Barbara, CAMon, Sep 14, 4:35 PM PDT · 14261 days ago · 5 km deep · 99 km away
47. 1.712km SW of Arvin, CATue, Sep 15, 7:23 AM PDT · 14260 days ago · 12 km deep · 20 km away
48. 1.914km SSW of Lamont, CATue, Sep 15, 8:52 PM PDT · 14260 days ago · 5 km deep · 18 km away
49. 2.36km SSW of Lamont, CAWed, Sep 16, 8:30 PM PDT · 14259 days ago · 5 km deep · 25 km away
50. 2.013km SSW of Arvin, CAFri, Sep 18, 6:36 AM PDT · 14257 days ago · 16 km deep · 20 km away
51. 3.512km SSW of Carpinteria, CASun, Sep 20, 11:42 AM PDT · 14255 days ago · 8 km deep · 92 km away
52. 1.815km S of Bodfish, CATue, Sep 22, 10:53 AM PDT · 14253 days ago · 3 km deep · 75 km away
53. 1.813km SW of Arvin, CAThu, Sep 24, 5:39 AM PDT · 14251 days ago · 17 km deep · 20 km away
54. 3.010km NNE of Oildale, CAFri, Sep 25, 8:01 AM PDT · 14250 days ago · 14 km deep · 53 km away

Before

1. 1.77km SW of Ojai, CASun, Jul 26, 1:14 PM PDT · 14311 days ago · 11 km deep · 72 km away
2. 1.62km NE of Valencia, CASat, Jul 25, 1:44 PM PDT · 14312 days ago · 3 km deep · 80 km away
3. 1.816km SSW of Tehachapi, CAFri, Jul 24, 9:34 AM PDT · 14313 days ago · 10 km deep · 52 km away
4. 2.82km N of Valencia, CAFri, Jul 24, 3:20 AM PDT · 14313 days ago · 3 km deep · 78 km away
5. 2.52km NNE of Valencia, CAFri, Jul 24, 12:47 AM PDT · 14313 days ago · 3 km deep · 79 km away
6. 1.82km NNE of Valencia, CAFri, Jul 24, 12:31 AM PDT · 14313 days ago · 4 km deep · 78 km away
7. 1.98km S of Piru, CAThu, Jul 23, 2:35 PM PDT · 14314 days ago · 26 km deep · 81 km away
8. 2.29km SE of Carpinteria, CAThu, Jul 23, 10:04 AM PDT · 14314 days ago · 4 km deep · 83 km away
9. 2.110km SE of Carpinteria, CAThu, Jul 23, 8:20 AM PDT · 14314 days ago · 4 km deep · 83 km away
10. 2.610km SE of Carpinteria, CAThu, Jul 23, 8:16 AM PDT · 14314 days ago · 5 km deep · 83 km away
11. 2.910km SE of Carpinteria, CAThu, Jul 23, 8:01 AM PDT · 14314 days ago · 5 km deep · 83 km away
12. 1.910km E of Carpinteria, CAWed, Jul 22, 6:49 AM PDT · 14315 days ago · 13 km deep · 76 km away
13. 2.03km NNE of Valencia, CATue, Jul 21, 7:58 AM PDT · 14316 days ago · 3 km deep · 78 km away
14. 1.81km NNE of Valencia, CATue, Jul 21, 6:44 AM PDT · 14316 days ago · 3 km deep · 79 km away
15. 1.715km WNW of Tehachapi, CATue, Jul 21, 3:18 AM PDT · 14316 days ago · 4 km deep · 49 km away
16. 2.610km SE of Carpinteria, CASun, Jul 19, 1:23 PM PDT · 14318 days ago · 6 km deep · 83 km away
17. 1.910km SE of Carpinteria, CASun, Jul 19, 4:20 AM PDT · 14318 days ago · 5 km deep · 83 km away
18. 2.710km SE of Carpinteria, CASun, Jul 19, 2:55 AM PDT · 14318 days ago · 5 km deep · 83 km away
19. 2.310km SE of Carpinteria, CASat, Jul 18, 10:23 PM PDT · 14318 days ago · 7 km deep · 83 km away
20. 2.810km SE of Carpinteria, CASat, Jul 18, 10:12 PM PDT · 14318 days ago · 6 km deep · 83 km away

From the USGS Earthquake Hazards Program and its partner networks, event ci726964. Read Wed, Sep 30, 2026, 4:27 PM UTC.