M2.3 earthquake 28km ENE of Ensenada, B.C., MX

Magnitude

2.3 (mc), micro

Local time

Fri, Apr 21, 1978, 4:28 PM PST

UTC

1978-04-22 00:28:47 UTC

Depth

6.0 km (3.7 mi), shallow

Epicenter

32.001° N, 116.372° W

Region

Mexico

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 1.8 km horizontally, 31.6 km in depth

Depth from

Operator assigned

Station coverage gap

300°, poorly surrounded by stations

Stations used

5

• Ensenada, MexicoPopulation 443,807. Forecast26 kmNE
• Tijuana, MexicoPopulation 1,922,523. Forecast81 kmSE

After

1. 3.153km E of Maneadero, B.C., MXSat, Apr 22, 10:28 AM PST · 17692 days ago · 6 km deep · 46 km away
2. 2.519km WSW of Delta, B.C., MXFri, Apr 28, 5:53 AM PST · 17686 days ago · 6 km deep · 99 km away
3. 2.363km E of Maneadero, B.C., MXSat, Apr 29, 1:15 AM PST · 17686 days ago · 6 km deep · 50 km away
4. 2.523km N of El Sauzal, B.C., MXSun, Apr 30, 4:20 PM PDT · 17684 days ago · 6 km deep · 29 km away
5. 2.553km E of Maneadero, B.C., MXMon, May 1, 10:11 AM PDT · 17683 days ago · 6 km deep · 44 km away
6. 2.851km E of Maneadero, B.C., MXThu, May 4, 1:16 AM PDT · 17681 days ago · 6 km deep · 46 km away
7. 2.742km NNE of Ensenada, B.C., MXSat, May 6, 4:48 PM PDT · 17678 days ago · 6 km deep · 22 km away
8. 2.552km ESE of Maneadero, B.C., MXSat, May 6, 5:46 PM PDT · 17678 days ago · 6 km deep · 54 km away
9. 2.218km WNW of Alberto Oviedo Mota, B.C., MXSat, May 6, 11:18 PM PDT · 17678 days ago · 6 km deep · 100 km away
10. 2.539km SW of Maneadero, B.C., MXWed, May 10, 2:58 AM PDT · 17675 days ago · 6 km deep · 76 km away
11. 1.75km WSW of Pine Valley, CATue, May 16, 4:18 PM PDT · 17668 days ago · 6 km deep · 91 km away
12. 2.646km ENE of Maneadero, B.C., MXTue, May 16, 7:42 PM PDT · 17668 days ago · 6 km deep · 28 km away
13. 2.148km ENE of Ensenada, B.C., MXFri, May 19, 7:39 AM PDT · 17665 days ago · 6 km deep · 20 km away
14. 2.021km SSW of Progreso, B.C., MXFri, May 19, 8:04 PM PDT · 17665 days ago · 10 km deep · 80 km away
15. 3.667km E of Maneadero, B.C., MXWed, May 24, 8:13 PM PDT · 17660 days ago · 6 km deep · 64 km away
16. 2.135km ENE of Ensenada, B.C., MXWed, May 31, 11:43 PM PDT · 17653 days ago · 6 km deep · 13 km away
17. 1.725km E of Campo, CAThu, Jun 1, 12:36 PM PDT · 17652 days ago · 7 km deep · 66 km away
18. 2.568km SW of Alberto Oviedo Mota, B.C., MXSun, Jun 4, 8:17 AM PDT · 17649 days ago · 6 km deep · 60 km away
19. 2.453km E of Maneadero, B.C., MXTue, Jun 6, 11:17 AM PDT · 17647 days ago · 6 km deep · 48 km away
20. 2.848km SSW of Progreso, B.C., MXWed, Jun 7, 5:32 PM PDT · 17646 days ago · 6 km deep · 61 km away
21. 2.527km ENE of Ensenada, B.C., MXMon, Jun 12, 1:59 AM PDT · 17642 days ago · 6 km deep · 5 km away
22. 2.512km SE of Progreso, B.C., MXTue, Jun 13, 11:36 PM PDT · 17640 days ago · 10 km deep · 98 km away
23. 1.750km SSW of Progreso, B.C., MXWed, Jun 14, 4:54 AM PDT · 17640 days ago · 6 km deep · 59 km away
24. 2.453km WSW of Alberto Oviedo Mota, B.C., MXSat, Jun 17, 7:20 PM PDT · 17636 days ago · 6 km deep · 63 km away

Before

1. 2.250km E of Maneadero, B.C., MXFri, Apr 21, 2:14 PM PST · 17693 days ago · 6 km deep · 41 km away
2. 3.038km SW of Primo Tapia, B.C., MXTue, Apr 18, 2:43 PM PST · 17696 days ago · 6 km deep · 79 km away
3. 3.243km W of Alberto Oviedo Mota, B.C., MXFri, Apr 14, 1:08 PM PST · 17700 days ago · 6 km deep · 73 km away
4. 3.387km SSW of Alberto Oviedo Mota, B.C., MXFri, Apr 14, 3:10 AM PST · 17701 days ago · 6 km deep · 97 km away
5. 2.331km WSW of Alberto Oviedo Mota, B.C., MXWed, Apr 12, 12:43 AM PST · 17703 days ago · 6 km deep · 85 km away
6. 2.022km W of Progreso, B.C., MXTue, Apr 11, 11:02 PM PST · 17703 days ago · 11 km deep · 83 km away
7. 3.123km W of Progreso, B.C., MXMon, Apr 10, 11:46 PM PST · 17704 days ago · 18 km deep · 82 km away
8. 1.527km ENE of Pine Valley, CAMon, Apr 10, 8:20 PM PST · 17704 days ago · 6 km deep · 99 km away
9. 2.022km SE of Ocotillo, CAMon, Apr 10, 5:36 PM PST · 17704 days ago · 5 km deep · 83 km away
10. 1.510km W of Pine Valley, CAMon, Apr 10, 9:34 AM PST · 17704 days ago · 6 km deep · 94 km away
11. 2.672km WSW of Alberto Oviedo Mota, B.C., MXTue, Apr 4, 11:40 PM PST · 17710 days ago · 6 km deep · 53 km away
12. 2.022km SE of Ocotillo, CATue, Mar 28, 4:12 AM PST · 17718 days ago · 12 km deep · 82 km away
13. 1.819km WNW of Progreso, B.C., MXSun, Mar 26, 1:10 AM PST · 17720 days ago · 8 km deep · 95 km away
14. 2.269km E of Maneadero, B.C., MXFri, Mar 24, 4:56 PM PST · 17721 days ago · 6 km deep · 60 km away

From the USGS Earthquake Hazards Program and its partner networks, event ci3339006. Read Wed, Sep 30, 2026, 1:18 AM UTC.