M1.9 earthquake 2km SE of Fallbrook, CA

Magnitude

1.9 (ML, local (Richter)), micro

Magnitude from

Southern California Seismic Network

Local time

Tue, Jul 22, 2003, 6:50 PM PDT

UTC

2003-07-23 01:50:08 UTC

Depth

17.8 km (11.1 mi), shallow

Epicenter

33.361° N, 117.231° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.6 km horizontally, 0.9 km in depth

Magnitude uncertainty

±0.45

Depth from

From location

Station coverage gap

165°

Stations used

16

• Fallbrook, CaliforniaPopulation 30,534. Forecast2 kmSE
• Temecula, CaliforniaPopulation 110,003. Forecast17 kmSSW
• San Diego, CaliforniaPopulation 1,404,452. Forecast72 kmN

After

1. 1.64km SSE of Loma Linda, CATue, Jul 22, 9:20 PM PDT · 8475 days ago · 17 km deep · 73 km away
2. 1.520km NNW of Borrego Springs, CAWed, Jul 23, 6:56 PM PDT · 8474 days ago · 14 km deep · 73 km away
3. 1.520km NNW of Borrego Springs, CAWed, Jul 23, 9:07 PM PDT · 8474 days ago · 13 km deep · 71 km away
4. 1.65km NNE of Moreno Valley, CAWed, Jul 23, 11:31 PM PDT · 8474 days ago · 12 km deep · 68 km away
5. 1.67km S of Redlands, CAThu, Jul 24, 11:54 AM PDT · 8474 days ago · 9 km deep · 70 km away
6. 2.05km S of Signal Hill, CAFri, Jul 25, 8:28 PM PDT · 8472 days ago · 17 km deep · 98 km away
7. 1.512km W of Ocotillo Wells, CASat, Jul 26, 2:04 AM PDT · 8472 days ago · 10 km deep · 94 km away
8. 1.67km SSE of Banning, CASat, Jul 26, 12:29 PM PDT · 8472 days ago · 14 km deep · 67 km away
9. 1.66km SE of Loma Linda, CASat, Jul 26, 12:54 PM PDT · 8472 days ago · 4 km deep · 71 km away
10. 1.84km SE of Placentia, CASat, Jul 26, 5:18 PM PDT · 8472 days ago · 7 km deep · 78 km away
11. 1.96km NNE of Moreno Valley, CASun, Jul 27, 4:33 AM PDT · 8471 days ago · 12 km deep · 68 km away
12. 1.68km SW of Garnet, CASun, Jul 27, 5:26 PM PDT · 8471 days ago · 15 km deep · 80 km away
13. 1.75km SE of Loma Linda, CASun, Jul 27, 7:33 PM PDT · 8470 days ago · 12 km deep · 73 km away
14. 2.436km WSW of Carlsbad, CAMon, Jul 28, 2:18 AM PDT · 8470 days ago · 12 km deep · 59 km away
15. 1.613km ENE of Borrego Springs, CAMon, Jul 28, 4:23 AM PDT · 8470 days ago · 12 km deep · 93 km away
16. 1.84km NE of Banning, CAMon, Jul 28, 6:22 AM PDT · 8470 days ago · 19 km deep · 75 km away
17. 1.96km NNE of Moreno Valley, CAMon, Jul 28, 11:37 AM PDT · 8470 days ago · 12 km deep · 68 km away
18. 1.811km W of Ocotillo Wells, CAMon, Jul 28, 5:41 PM PDT · 8469 days ago · 10 km deep · 95 km away
19. 1.610km S of Valle Vista, CATue, Jul 29, 8:41 AM PDT · 8469 days ago · 13 km deep · 44 km away
20. 1.51km ENE of Colton, CATue, Jul 29, 9:30 PM PDT · 8468 days ago · 13 km deep · 80 km away
21. 1.74km NNW of Cabazon, CAWed, Jul 30, 9:55 PM PDT · 8467 days ago · 13 km deep · 77 km away
22. 1.54km NNW of Cabazon, CaliforniaThu, Jul 31, 12:21 AM PDT · 8467 days ago · 16 km deep · 77 km away
23. 1.66km NE of Borrego Springs, CAThu, Jul 31, 1:34 AM PDT · 8467 days ago · 10 km deep · 85 km away
24. 1.73km S of Loma Linda, CaliforniaFri, Aug 1, 2:53 AM PDT · 8466 days ago · 17 km deep · 74 km away
25. 1.54km NE of Yorba Linda, CAFri, Aug 1, 8:57 AM PDT · 8466 days ago · 13 km deep · 79 km away
26. 1.65km NE of Yorba Linda, CASat, Aug 2, 10:53 PM PDT · 8464 days ago · 11 km deep · 80 km away
27. 1.66km NNE of Moreno Valley, CaliforniaSun, Aug 3, 10:54 AM PDT · 8464 days ago · 12 km deep · 68 km away
28. 1.86km ESE of Palomar Observatory, CASun, Aug 3, 11:23 AM PDT · 8464 days ago · 16 km deep · 40 km away
29. 1.74km SW of San Bernardino, CASun, Aug 3, 12:29 PM PDT · 8464 days ago · 18 km deep · 84 km away
30. 1.57km SSE of Loma Linda, CAMon, Aug 4, 6:20 AM PDT · 8463 days ago · 5 km deep · 71 km away
31. 1.612km SSW of Borrego Springs, CAMon, Aug 4, 9:05 AM PDT · 8463 days ago · 13 km deep · 78 km away
32. 2.01km ENE of Cabazon, CAMon, Aug 4, 10:35 AM PDT · 8463 days ago · 18 km deep · 75 km away
33. 1.76km NNE of Moreno Valley, CaliforniaMon, Aug 4, 11:16 AM PDT · 8463 days ago · 13 km deep · 68 km away
34. 1.95km NNE of Moreno Valley, CAMon, Aug 4, 11:21 AM PDT · 8463 days ago · 11 km deep · 67 km away
35. 1.74km SSW of Mentone, CAMon, Aug 4, 4:13 PM PDT · 8463 days ago · 10 km deep · 76 km away
36. 1.511km N of Banning, CAMon, Aug 4, 11:08 PM PDT · 8462 days ago · 20 km deep · 81 km away
37. 2.22km ESE of Loma Linda, CATue, Aug 5, 2:32 AM PDT · 8462 days ago · 17 km deep · 76 km away
38. 1.61km NE of Rialto, CaliforniaTue, Aug 5, 5:04 PM PDT · 8462 days ago · 17 km deep · 85 km away
39. 1.62km SE of Cabazon, CAWed, Aug 6, 3:25 AM PDT · 8461 days ago · 16 km deep · 74 km away
40. 2.022km ESE of Anza, CAWed, Aug 6, 4:39 PM PDT · 8461 days ago · 13 km deep · 73 km away
41. 2.38km SW of Lytle Creek, CaliforniaThu, Aug 7, 12:57 PM PDT · 8460 days ago · 4 km deep · 98 km away
42. 1.77km E of Borrego Springs, CAFri, Aug 8, 3:06 AM PDT · 8459 days ago · 11 km deep · 87 km away
43. 1.810km S of Idyllwild, CAFri, Aug 8, 8:12 PM PDT · 8458 days ago · 16 km deep · 57 km away
44. 2.314km NNW of Borrego Springs, CAFri, Aug 8, 9:03 PM PDT · 8458 days ago · 12 km deep · 76 km away
45. 2.57km WNW of Palomar Observatory, CAFri, Aug 8, 11:38 PM PDT · 8458 days ago · 13 km deep · 28 km away
46. 1.55km NNE of Moreno Valley, CaliforniaSat, Aug 9, 6:51 AM PDT · 8458 days ago · 12 km deep · 67 km away
47. 1.55km NNE of Moreno Valley, CASat, Aug 9, 10:44 AM PDT · 8458 days ago · 12 km deep · 68 km away
48. 1.73km S of Loma Linda, CaliforniaSat, Aug 9, 1:03 PM PDT · 8458 days ago · 17 km deep · 74 km away
49. 1.817km S of Big Bear City, CASun, Aug 10, 3:13 AM PDT · 8457 days ago · 8 km deep · 91 km away
50. 1.610km ENE of Borrego Springs, CASun, Aug 10, 6:07 AM PDT · 8457 days ago · 10 km deep · 88 km away
51. 1.65km NNE of Moreno Valley, CASun, Aug 10, 7:14 AM PDT · 8457 days ago · 12 km deep · 67 km away
52. 1.67km S of Loma Linda, CASun, Aug 10, 11:28 PM PDT · 8456 days ago · 13 km deep · 69 km away
53. 1.93km W of Devore, CAMon, Aug 11, 1:26 AM PDT · 8456 days ago · 13 km deep · 97 km away
54. 1.66km NE of Yorba Linda, CAMon, Aug 11, 11:31 AM PDT · 8456 days ago · 10 km deep · 80 km away
55. 1.64km ENE of Calimesa, CAMon, Aug 11, 7:01 PM PDT · 8455 days ago · 14 km deep · 74 km away
56. 1.74km SE of Loma Linda, CAMon, Aug 11, 11:44 PM PDT · 8455 days ago · 13 km deep · 73 km away
57. 1.74km NNW of Diamond Bar, CATue, Aug 12, 7:24 AM PDT · 8455 days ago · 13 km deep · 95 km away
58. 1.611km N of Borrego Springs, CATue, Aug 12, 6:13 PM PDT · 8454 days ago · 11 km deep · 80 km away
59. 2.211km NNW of Anza, CAWed, Aug 13, 4:11 AM PDT · 8454 days ago · 18 km deep · 56 km away
60. 2.25km NE of Yorba Linda, CAWed, Aug 13, 4:15 AM PDT · 8454 days ago · 11 km deep · 81 km away

The first 60 of 164.

Before

1. 1.75km SSW of Banning, CATue, Jul 22, 12:38 PM PDT · 8476 days ago · 13 km deep · 66 km away
2. 1.620km NNW of Borrego Springs, CATue, Jul 22, 8:06 AM PDT · 8476 days ago · 13 km deep · 72 km away
3. 1.711km SE of Anza, CASun, Jul 20, 10:30 AM PDT · 8478 days ago · 8 km deep · 62 km away
4. 1.97km NNE of Beaumont, CASun, Jul 20, 8:07 AM PDT · 8478 days ago · 10 km deep · 74 km away
5. 1.63km ENE of Moreno Valley, CASat, Jul 19, 10:50 PM PDT · 8478 days ago · 14 km deep · 64 km away
6. 1.52km E of Loma Linda, CASat, Jul 19, 9:07 PM PDT · 8478 days ago · 15 km deep · 76 km away
7. 2.34km NNW of Villa Park, CASat, Jul 19, 11:34 AM PDT · 8479 days ago · 9 km deep · 77 km away
8. 1.812km NW of Anza, CASat, Jul 19, 6:39 AM PDT · 8479 days ago · 14 km deep · 51 km away
9. 1.712km NW of Anza, CASat, Jul 19, 6:38 AM PDT · 8479 days ago · 15 km deep · 51 km away
10. 1.719km ESE of Anza, CAFri, Jul 18, 5:44 PM PDT · 8479 days ago · 12 km deep · 70 km away
11. 1.55km SSE of Loma Linda, CaliforniaFri, Jul 18, 4:58 AM PDT · 8480 days ago · 17 km deep · 72 km away
12. 2.220km NE of Avalon, CAFri, Jul 18, 3:27 AM PDT · 8480 days ago · 5 km deep · 88 km away
13. 2.715km ESE of Julian, CAThu, Jul 17, 4:15 PM PDT · 8481 days ago · 8 km deep · 81 km away
14. 1.56km SE of Loma Linda, CAThu, Jul 17, 10:41 AM PDT · 8481 days ago · 6 km deep · 72 km away
15. 2.06km SE of Loma Linda, CAThu, Jul 17, 7:39 AM PDT · 8481 days ago · 4 km deep · 71 km away
16. 1.56km SSW of Redlands, CAThu, Jul 17, 6:03 AM PDT · 8481 days ago · 4 km deep · 72 km away
17. 1.81km W of Borrego Springs, CAThu, Jul 17, 2:57 AM PDT · 8481 days ago · 11 km deep · 80 km away
18. 1.67km SSE of Palomar Observatory, CATue, Jul 15, 7:55 PM PDT · 8482 days ago · 12 km deep · 37 km away
19. 1.75km N of Nuevo, CATue, Jul 15, 7:24 PM PDT · 8482 days ago · 12 km deep · 54 km away
20. 1.515km E of Borrego Springs, CASun, Jul 13, 5:42 AM PDT · 8485 days ago · 12 km deep · 95 km away

From the USGS Earthquake Hazards Program and its partner networks, event ci13979656. Read Mon, Oct 5, 2026, 11:59 AM UTC.