M1.7 earthquake 12km W of Coronado, CA

Magnitude

1.7 (Mh), micro

Magnitude from

Southern California Seismic Network

Local time

Sat, Mar 10, 1979, 10:14 PM PST

UTC

1979-03-11 06:14:42 UTC

Depth

6.0 km (3.7 mi), shallow

Epicenter

32.684° N, 117.317° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 1.4 km horizontally, 31.6 km in depth

Depth from

Operator assigned

Station coverage gap

255°, poorly surrounded by stations

Stations used

9

• Coronado, CaliforniaPopulation 24,812. Forecast13 kmW
• San Diego, CaliforniaPopulation 1,404,452. Forecast15 kmWSW

After

1. 2.722km SSW of Tecate, B.C., MXSun, Mar 18, 9:45 AM PST · 17365 days ago · 6 km deep · 61 km away
2. 1.95km W of Poway, CAThu, Mar 22, 4:25 AM PST · 17361 days ago · 6 km deep · 38 km away
3. 2.421km ENE of Pine Valley, CAThu, Mar 22, 10:39 AM PST · 17360 days ago · 13 km deep · 95 km away
4. 2.025km ESE of Primo Tapia, B.C., MXThu, Mar 22, 11:15 PM PST · 17360 days ago · 6 km deep · 85 km away
5. 2.024km NE of Pine Valley, CASun, Mar 25, 9:45 AM PST · 17358 days ago · 10 km deep · 95 km away
6. 1.82km E of Palomar Observatory, CAWed, Mar 28, 2:37 AM PST · 17355 days ago · 7 km deep · 87 km away
7. 4.645km SW of Primo Tapia, B.C., MXSat, Mar 31, 1:37 PM PST · 17351 days ago · 6 km deep · 79 km away
8. 2.332km SW of Primo Tapia, B.C., MXSat, Mar 31, 2:39 PM PST · 17351 days ago · 6 km deep · 72 km away
9. 2.334km SW of Primo Tapia, B.C., MXSat, Mar 31, 2:45 PM PST · 17351 days ago · 6 km deep · 72 km away
10. 2.232km SW of Primo Tapia, B.C., MXSat, Mar 31, 3:12 PM PST · 17351 days ago · 6 km deep · 71 km away
11. 2.52km SW of San Ysidro, CAMon, Apr 2, 10:28 AM PST · 17349 days ago · 0 km deep · 29 km away
12. 2.837km WSW of Primo Tapia, B.C., MXTue, Apr 3, 6:06 AM PST · 17349 days ago · 6 km deep · 72 km away
13. 1.89km N of Ramona, CAFri, Apr 13, 1:49 AM PST · 17339 days ago · 6 km deep · 65 km away
14. 2.934km SW of Primo Tapia, B.C., MXMon, Apr 16, 4:26 PM PST · 17335 days ago · 6 km deep · 73 km away
15. 2.622km WNW of La Jolla, CATue, Apr 17, 6:53 AM PST · 17335 days ago · 6 km deep · 28 km away
16. 2.240km SSW of San Clemente, CAWed, Apr 18, 4:57 AM PST · 17334 days ago · 10 km deep · 64 km away
17. 1.818km ESE of Julian, CAThu, Apr 19, 4:22 PM PST · 17332 days ago · 7 km deep · 92 km away
18. 1.516km SE of Julian, CAWed, Apr 25, 6:14 AM PST · 17327 days ago · 6 km deep · 87 km away
19. 1.717km ESE of Julian, CAFri, Apr 27, 7:32 AM PST · 17325 days ago · 11 km deep · 93 km away
20. 1.525km NE of Pine Valley, CASun, Apr 29, 8:44 PM PDT · 17322 days ago · 6 km deep · 96 km away
21. 1.710km SSW of Borrego Springs, CAWed, May 2, 1:23 AM PDT · 17320 days ago · 11 km deep · 99 km away
22. 1.76km SW of Murrieta, CAThu, May 3, 2:30 AM PDT · 17319 days ago · 18 km deep · 93 km away
23. 2.08km WNW of Lake Henshaw, CAThu, May 3, 6:29 AM PDT · 17319 days ago · 10 km deep · 78 km away
24. 2.18km WNW of Lake Henshaw, CAFri, May 4, 4:15 PM PDT · 17317 days ago · 9 km deep · 79 km away
25. 2.025km SW of Ocotillo Wells, CAMon, May 7, 9:33 AM PDT · 17315 days ago · 10 km deep · 98 km away
26. 2.634km SW of Primo Tapia, B.C., MXWed, May 9, 9:05 PM PDT · 17312 days ago · 6 km deep · 75 km away

Before

1. 3.14km SE of Palomar Observatory, CAThu, Mar 8, 2:40 AM PST · 17375 days ago · 9 km deep · 85 km away
2. 2.012km NE of Vista, CAFri, Mar 2, 4:40 PM PST · 17380 days ago · 8 km deep · 67 km away
3. 1.514km E of Julian, CAMon, Feb 19, 12:16 AM PST · 17392 days ago · 15 km deep · 91 km away

From the USGS Earthquake Hazards Program and its partner networks, event ci3346549. Read Fri, Oct 2, 2026, 5:45 AM UTC.