M1.9 earthquake 13km SW of Coronado, CA

Magnitude

1.9 (Mh), micro

Magnitude from

Southern California Seismic Network

Local time

Sun, Aug 7, 1983, 11:16 PM PDT

UTC

1983-08-08 06:16:50 UTC

Depth

5.4 km (3.4 mi), shallow

Epicenter

32.594° N, 117.261° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Magnitude uncertainty

±0.53

Depth from

Operator assigned

Station coverage gap

276°, poorly surrounded by stations

Stations used

0

• Coronado, CaliforniaPopulation 24,812. Forecast13 kmSW
• San Diego, CaliforniaPopulation 1,404,452. Forecast16 kmSSW

After

1. 1.622km NE of Primo Tapia, B.C., MXThu, Aug 11, 8:10 AM PDT · 15759 days ago · 5 km deep · 52 km away
2. 1.724km NE of Pine Valley, CAThu, Aug 11, 11:46 PM PDT · 15758 days ago · 5 km deep · 96 km away
3. 1.716km ESE of Julian, CATue, Aug 16, 12:42 AM PDT · 15754 days ago · 11 km deep · 91 km away
4. 2.024km NE of Pine Valley, CATue, Aug 23, 8:17 AM PDT · 15747 days ago · 5 km deep · 96 km away
5. 2.34km WNW of National City, CAThu, Aug 25, 11:59 PM PDT · 15744 days ago · 5 km deep · 16 km away
6. 2.03km ESE of Coronado, CAFri, Aug 26, 5:34 AM PDT · 15744 days ago · 5 km deep · 14 km away
7. 2.026km W of El Sauzal, B.C., MXSat, Aug 27, 2:15 AM PDT · 15743 days ago · 5 km deep · 83 km away
8. 2.326km SSE of Campo, CAThu, Sep 1, 2:24 AM PDT · 15738 days ago · 5 km deep · 88 km away
9. 2.126km SSE of Campo, CAThu, Sep 1, 2:26 AM PDT · 15738 days ago · 5 km deep · 88 km away
10. 2.112km NE of Julian, CAThu, Sep 1, 7:52 AM PDT · 15738 days ago · 15 km deep · 94 km away
11. 1.74km SSE of Lake Henshaw, CASat, Sep 10, 5:54 PM PDT · 15729 days ago · 8 km deep · 83 km away
12. 1.55km SSW of Lake Henshaw, CASat, Sep 10, 11:43 PM PDT · 15728 days ago · 16 km deep · 81 km away
13. 2.239km NNE of El Sauzal, B.C., MXSun, Sep 11, 1:17 AM PDT · 15728 days ago · 6 km deep · 86 km away
14. 2.026km SW of Ocotillo Wells, CATue, Sep 13, 4:05 AM PDT · 15726 days ago · 6 km deep · 100 km away
15. 1.54km NNE of Julian, CAThu, Sep 15, 6:05 PM PDT · 15724 days ago · 2 km deep · 85 km away
16. 1.63km SSW of Aguanga, CASat, Sep 17, 1:00 AM PDT · 15722 days ago · 3 km deep · 98 km away
17. 2.43km E of Coronado, CASat, Sep 17, 1:03 AM PDT · 15722 days ago · 5 km deep · 15 km away
18. 1.830km SSE of Tecate, B.C., MXMon, Sep 19, 8:58 PM PDT · 15719 days ago · 5 km deep · 75 km away
19. 1.82km NE of Julian, CAFri, Sep 23, 8:28 PM PDT · 15715 days ago · 16 km deep · 83 km away
20. 2.36km E of Lakeside, CASun, Oct 2, 4:22 AM PDT · 15707 days ago · 5 km deep · 48 km away
21. 1.823km NE of Pine Valley, CAMon, Oct 3, 12:44 PM PDT · 15706 days ago · 5 km deep · 95 km away
22. 1.56km S of Lake Henshaw, CATue, Oct 4, 12:03 PM PDT · 15705 days ago · 10 km deep · 81 km away
23. 1.74km E of Palomar Observatory, CAThu, Oct 6, 6:02 AM PDT · 15703 days ago · 3 km deep · 94 km away
24. 1.813km SW of Borrego Springs, CAThu, Oct 6, 6:03 AM PDT · 15703 days ago · 12 km deep · 98 km away
25. 1.924km NE of Pine Valley, CAThu, Oct 6, 5:04 PM PDT · 15703 days ago · 5 km deep · 96 km away
26. 2.568km SSE of San Clemente Is. (SE tip), CAThu, Oct 6, 10:21 PM PDT · 15702 days ago · 6 km deep · 90 km away
27. 2.573km SSE of San Clemente Is. (SE tip), CAThu, Oct 6, 10:38 PM PDT · 15702 days ago · 6 km deep · 73 km away

Before

1. 2.724km SW of Ocotillo Wells, CASun, Aug 7, 2:59 PM PDT · 15763 days ago · 13 km deep · 98 km away
2. 2.046km WSW of Carlsbad, CAThu, Aug 4, 1:12 AM PDT · 15766 days ago · 6 km deep · 65 km away
3. 1.645km SSW of San Clemente, CAFri, Jul 29, 9:22 AM PDT · 15772 days ago · 6 km deep · 78 km away
4. 1.520km E of Julian, CATue, Jul 26, 9:23 PM PDT · 15774 days ago · 9 km deep · 97 km away
5. 1.833km SSE of Tecate, B.C., MXTue, Jul 26, 1:04 AM PDT · 15775 days ago · 6 km deep · 75 km away
6. 1.719km ESE of Julian, CASun, Jul 24, 3:59 PM PDT · 15777 days ago · 1 km deep · 91 km away
7. 2.423km ESE of Primo Tapia, B.C., MXFri, Jul 22, 6:55 PM PDT · 15779 days ago · 5 km deep · 73 km away
8. 2.138km S of Campo, CATue, Jul 19, 4:01 PM PDT · 15782 days ago · 6 km deep · 87 km away
9. 1.817km NNE of Primo Tapia, B.C., MXSun, Jul 10, 2:27 PM PDT · 15791 days ago · 6 km deep · 49 km away

From the USGS Earthquake Hazards Program and its partner networks, event ci14404. Read Sat, Oct 3, 2026, 2:15 PM UTC.