M1.9 earthquake 20km ESE of Anza, California

Magnitude

1.9 (ML, local (Richter)), micro

Magnitude from

Southern California Seismic Network

Local time

Sat, Aug 16, 2003, 3:26 PM PDT

UTC

2003-08-16 22:26:43 UTC

Depth

14.3 km (8.9 mi), shallow

Epicenter

33.498° N, 116.471° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 1.0 km horizontally, 0.6 km in depth

Magnitude uncertainty

±0.16

Depth from

From location

Station coverage gap

153°

Stations used

13

• Anza, CaliforniaPopulation 3,014. Forecast20 kmESE
• La Quinta, CaliforniaPopulation 40,476. Forecast24 kmSW
• Temecula, CaliforniaPopulation 110,003. Forecast63 kmE
• San Diego, CaliforniaPopulation 1,404,452. Forecast108 kmNE

After

1. 1.97km SW of Niland, CASun, Aug 17, 2:04 AM PDT · 8450 days ago · 4 km deep · 89 km away
2. 1.613km NNE of Indio, CASun, Aug 17, 2:48 AM PDT · 8450 days ago · 3 km deep · 47 km away
3. 1.69km WSW of Niland, CASun, Aug 17, 4:08 AM PDT · 8450 days ago · 1 km deep · 87 km away
4. 1.510km WSW of Niland, CaliforniaSun, Aug 17, 4:08 AM PDT · 8450 days ago · 1 km deep · 87 km away
5. 1.85km ENE of Cabazon, CASun, Aug 17, 3:44 PM PDT · 8450 days ago · 11 km deep · 54 km away
6. 1.68km WSW of Calimesa, CAMon, Aug 18, 12:20 AM PDT · 8449 days ago · 14 km deep · 79 km away
7. 1.66km ESE of Valle Vista, CAMon, Aug 18, 7:50 PM PDT · 8448 days ago · 17 km deep · 42 km away
8. 3.03km WSW of Ocotillo, CATue, Aug 19, 1:07 PM PDT · 8448 days ago · 14 km deep · 96 km away
9. 1.52km SW of Ocotillo, CATue, Aug 19, 3:39 PM PDT · 8448 days ago · 12 km deep · 96 km away
10. 2.26km E of Borrego Springs, CATue, Aug 19, 5:31 PM PDT · 8448 days ago · 13 km deep · 31 km away
11. 1.811km SE of Borrego Springs, CATue, Aug 19, 5:47 PM PDT · 8447 days ago · 11 km deep · 38 km away
12. 1.610km NNE of Indio, CAWed, Aug 20, 12:49 AM PDT · 8447 days ago · 9 km deep · 43 km away
13. 2.15km N of Big Bear City, CAWed, Aug 20, 6:57 AM PDT · 8447 days ago · 5 km deep · 96 km away
14. 1.63km SSE of Loma Linda, CAWed, Aug 20, 4:03 PM PDT · 8447 days ago · 18 km deep · 93 km away
15. 1.66km NNW of Big Bear City, CAWed, Aug 20, 5:49 PM PDT · 8446 days ago · 7 km deep · 98 km away
16. 1.65km SE of Loma Linda, CaliforniaThu, Aug 21, 4:06 AM PDT · 8446 days ago · 10 km deep · 91 km away
17. 1.613km SW of Borrego Springs, CAFri, Aug 22, 4:54 AM PDT · 8445 days ago · 12 km deep · 37 km away
18. 1.51km SE of Loma Linda, CAFri, Aug 22, 4:56 AM PDT · 8445 days ago · 17 km deep · 94 km away
19. 2.527km ENE of Pine Valley, CAFri, Aug 22, 7:08 AM PDT · 8445 days ago · 9 km deep · 71 km away
20. 1.627km ENE of Pine Valley, CaliforniaFri, Aug 22, 7:09 AM PDT · 8445 days ago · 9 km deep · 72 km away
21. 1.56km NNW of Twentynine Palms, CASat, Aug 23, 4:38 AM PDT · 8444 days ago · 8 km deep · 84 km away
22. 1.612km ENE of Ocotillo Wells, CASat, Aug 23, 5:14 AM PDT · 8444 days ago · 8 km deep · 53 km away
23. 1.59km N of Cabazon, CASat, Aug 23, 7:55 AM PDT · 8444 days ago · 18 km deep · 63 km away
24. 1.613km SE of Anza, CASat, Aug 23, 9:29 AM PDT · 8444 days ago · 11 km deep · 12 km away
25. 1.78km ENE of Cabazon, CASat, Aug 23, 3:59 PM PDT · 8444 days ago · 14 km deep · 53 km away
26. 1.512km N of Borrego Springs, CASat, Aug 23, 6:47 PM PDT · 8443 days ago · 11 km deep · 19 km away
27. 1.53km SSE of Loma Linda, CaliforniaSun, Aug 24, 3:37 AM PDT · 8443 days ago · 17 km deep · 93 km away
28. 1.58km W of Calimesa, CASun, Aug 24, 4:04 AM PDT · 8443 days ago · 9 km deep · 83 km away
29. 1.710km S of Idyllwild, CASun, Aug 24, 9:05 AM PDT · 8443 days ago · 13 km deep · 29 km away
30. 1.75km N of Big Bear City, CASun, Aug 24, 11:20 AM PDT · 8443 days ago · 5 km deep · 97 km away
31. 1.915km ENE of Borrego Springs, CASun, Aug 24, 4:16 PM PDT · 8443 days ago · 5 km deep · 32 km away
32. 2.22km NNW of Cabazon, CAMon, Aug 25, 2:22 AM PDT · 8442 days ago · 11 km deep · 57 km away
33. 1.623km NE of Pine Valley, CAMon, Aug 25, 3:09 PM PDT · 8442 days ago · 10 km deep · 63 km away
34. 1.818km NNW of Borrego Springs, CAMon, Aug 25, 3:57 PM PDT · 8442 days ago · 14 km deep · 10 km away
35. 2.45km NE of Cabazon, CAMon, Aug 25, 7:43 PM PDT · 8441 days ago · 18 km deep · 56 km away
36. 1.922km SSW of La Quinta, CATue, Aug 26, 3:58 AM PDT · 8441 days ago · 10 km deep · 7 km away
37. 1.717km ESE of Anza, CATue, Aug 26, 7:52 AM PDT · 8441 days ago · 10 km deep · 3 km away
38. 1.55km SSE of Redlands, CaliforniaTue, Aug 26, 12:16 PM PDT · 8441 days ago · 6 km deep · 86 km away
39. 1.67km E of Ocotillo Wells, CATue, Aug 26, 6:44 PM PDT · 8440 days ago · 9 km deep · 54 km away
40. 1.610km SSW of Idyllwild, CATue, Aug 26, 11:17 PM PDT · 8440 days ago · 15 km deep · 33 km away
41. 2.212km SSW of Idyllwild, CATue, Aug 26, 11:28 PM PDT · 8440 days ago · 14 km deep · 33 km away
42. 2.014km WNW of Anza, CAWed, Aug 27, 9:07 AM PDT · 8440 days ago · 12 km deep · 34 km away
43. 1.68km NNE of Cabazon, CAWed, Aug 27, 9:45 AM PDT · 8440 days ago · 17 km deep · 60 km away
44. 1.56km N of Big Bear City, CaliforniaWed, Aug 27, 11:55 AM PDT · 8440 days ago · 5 km deep · 97 km away
45. 1.71km WSW of Ocotillo, CAThu, Aug 28, 9:10 AM PDT · 8439 days ago · 11 km deep · 96 km away
46. 1.622km N of Borrego Springs, CAFri, Aug 29, 3:58 AM PDT · 8438 days ago · 9 km deep · 8 km away
47. 1.58km NNE of Banning, CAFri, Aug 29, 4:08 AM PDT · 8438 days ago · 20 km deep · 65 km away
48. 1.73km SE of Loma Linda, CAFri, Aug 29, 5:29 AM PDT · 8438 days ago · 17 km deep · 92 km away
49. 1.612km NE of Indio, CAFri, Aug 29, 7:47 AM PDT · 8438 days ago · 10 km deep · 46 km away
50. 1.821km ESE of Anza, CASat, Aug 30, 11:51 AM PDT · 8437 days ago · 6 km deep · 2 km away
51. 1.82km ENE of Banning, CASat, Aug 30, 12:01 PM PDT · 8437 days ago · 4 km deep · 60 km away
52. 2.520km WSW of Westmorland, CASat, Aug 30, 1:01 PM PDT · 8437 days ago · 4 km deep · 86 km away
53. 2.13km SE of Loma Linda, CASat, Aug 30, 1:06 PM PDT · 8437 days ago · 17 km deep · 93 km away
54. 1.716km N of Ocotillo Wells, CAMon, Sep 1, 3:16 AM PDT · 8435 days ago · 5 km deep · 37 km away
55. 1.610km SW of Niland, CAMon, Sep 1, 4:32 AM PDT · 8435 days ago · 1 km deep · 87 km away
56. 1.63km SSE of Lake Henshaw, CAMon, Sep 1, 11:03 AM PDT · 8435 days ago · 5 km deep · 41 km away
57. 2.11km E of Loma Linda, CAMon, Sep 1, 3:38 PM PDT · 8435 days ago · 17 km deep · 95 km away
58. 1.58km NW of Morongo Valley, CAMon, Sep 1, 5:55 PM PDT · 8434 days ago · 6 km deep · 68 km away
59. 2.216km SE of Anza, CAMon, Sep 1, 6:46 PM PDT · 8434 days ago · 8 km deep · 9 km away
60. 1.515km N of Yucca Valley, CAMon, Sep 1, 7:32 PM PDT · 8434 days ago · 4 km deep · 83 km away

The first 60 of 199.

Before

1. 1.919km ESE of Anza, CASat, Aug 16, 3:26 PM PDT · 8451 days ago · 14 km deep · 2 km away
2. 1.65km NNE of Moreno Valley, CaliforniaSat, Aug 16, 3:25 PM PDT · 8451 days ago · 13 km deep · 86 km away
3. 2.010km SW of Niland, CASat, Aug 16, 12:06 PM PDT · 8451 days ago · 4 km deep · 88 km away
4. 1.727km ENE of Pine Valley, CASat, Aug 16, 11:15 AM PDT · 8451 days ago · 5 km deep · 72 km away
5. 2.011km ENE of Ocotillo Wells, CASat, Aug 16, 8:44 AM PDT · 8451 days ago · 6 km deep · 53 km away
6. 1.53km SSE of Bombay Beach, CASat, Aug 16, 6:33 AM PDT · 8451 days ago · 6 km deep · 72 km away
7. 1.76km E of Borrego Springs, CASat, Aug 16, 5:07 AM PDT · 8451 days ago · 9 km deep · 32 km away
8. 2.56km S of Redlands, CASat, Aug 16, 3:43 AM PDT · 8451 days ago · 12 km deep · 87 km away
9. 1.910km SSW of Idyllwild, CAFri, Aug 15, 10:55 AM PDT · 8452 days ago · 17 km deep · 32 km away
10. 1.65km NNE of Moreno Valley, CaliforniaFri, Aug 15, 8:04 AM PDT · 8452 days ago · 11 km deep · 85 km away
11. 2.420km ESE of Anza, CAFri, Aug 15, 7:57 AM PDT · 8452 days ago · 5 km deep · 1 km away
12. 1.67km S of Redlands, CAFri, Aug 15, 5:10 AM PDT · 8452 days ago · 12 km deep · 87 km away
13. 1.521km SW of La Quinta, CAThu, Aug 14, 9:33 PM PDT · 8452 days ago · 7 km deep · 3 km away
14. 1.621km ESE of Anza, CAThu, Aug 14, 11:24 AM PDT · 8453 days ago · 7 km deep · 3 km away
15. 1.622km ESE of Anza, CAThu, Aug 14, 10:09 AM PDT · 8453 days ago · 13 km deep · 3 km away
16. 1.66km NNE of Moreno Valley, CAThu, Aug 14, 3:01 AM PDT · 8453 days ago · 12 km deep · 86 km away
17. 1.517km SE of Ocotillo Wells, CAThu, Aug 14, 1:02 AM PDT · 8453 days ago · 5 km deep · 67 km away
18. 1.58km SSW of Idyllwild, CAWed, Aug 13, 10:11 PM PDT · 8453 days ago · 17 km deep · 33 km away
19. 1.528km ENE of Pine Valley, CAWed, Aug 13, 7:13 AM PDT · 8454 days ago · 9 km deep · 70 km away
20. 2.228km ENE of Pine Valley, CAWed, Aug 13, 7:12 AM PDT · 8454 days ago · 9 km deep · 71 km away

From the USGS Earthquake Hazards Program and its partner networks, event ci9521990. Read Mon, Oct 5, 2026, 12:09 PM UTC.