M2.7 earthquake 10km NNE of Tecate, B.C., MX

Magnitude

2.7 (Mh), micro

Magnitude from

Southern California Seismic Network

Local time

Fri, Oct 19, 1973, 12:00 PM PDT

UTC

1973-10-19 19:00:38 UTC

Depth

18.3 km (11.3 mi), shallow

Epicenter

32.647° N, 116.578° W

Region

Mexico

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 3.7 km horizontally, 2.4 km in depth

Magnitude uncertainty

±0.21

Depth from

From location

Station coverage gap

204°, poorly surrounded by stations

Stations used

7

• Potrero, CaliforniaPopulation 656. Forecast6 kmNE
• Tecate, MexicoPopulation 64,764. Forecast10 kmNNE
• El Cajon, CaliforniaPopulation 103,679. Forecast40 kmESE
• Tijuana, MexicoPopulation 1,922,523. Forecast43 kmENE

After

1. 3.319km ESE of Ocotillo Wells, CASun, Oct 21, 4:20 PM PDT · 19337 days ago · 6 km deep · 75 km away
2. 1.616km WSW of Westmorland, CASun, Oct 21, 4:30 PM PDT · 19337 days ago · 5 km deep · 83 km away
3. 1.721km WSW of Westmorland, CAWed, Oct 24, 7:42 PM PDT · 19334 days ago · 9 km deep · 78 km away
4. 2.210km NE of Aguanga, CAThu, Oct 25, 3:20 AM PDT · 19334 days ago · 5 km deep · 97 km away
5. 2.16km WSW of Brawley, CASat, Oct 27, 3:10 AM PDT · 19332 days ago · 5 km deep · 98 km away
6. 2.47km ENE of Aguanga, CASun, Oct 28, 8:54 PM PST · 19330 days ago · 5 km deep · 94 km away
7. 3.016km ESE of Julian, CAFri, Nov 2, 5:50 AM PST · 19326 days ago · 13 km deep · 41 km away
8. 2.210km ENE of Aguanga, CASat, Nov 3, 3:26 PM PST · 19324 days ago · 8 km deep · 95 km away
9. 2.715km NNE of Borrego Springs, CAWed, Nov 7, 9:47 AM PST · 19321 days ago · 6 km deep · 85 km away
10. 2.410km WNW of Palomar Observatory, CAThu, Nov 8, 12:00 AM PST · 19320 days ago · 7 km deep · 89 km away
11. 2.04km WNW of Palomar Observatory, CAThu, Nov 8, 4:29 AM PST · 19320 days ago · 11 km deep · 86 km away
12. 2.410km ENE of Pala, CAThu, Nov 8, 4:40 AM PST · 19320 days ago · 7 km deep · 90 km away
13. 3.143km SSW of Progreso, B.C., MXFri, Nov 9, 8:05 AM PST · 19319 days ago · 6 km deep · 88 km away
14. 2.522km SSW of La Quinta, CASat, Nov 10, 10:23 PM PST · 19317 days ago · 6 km deep · 94 km away
15. 3.119km ESE of Anza, CATue, Nov 13, 5:29 PM PST · 19314 days ago · 18 km deep · 93 km away
16. 2.110km NE of Ocotillo, CAWed, Nov 14, 4:29 PM PST · 19313 days ago · 0 km deep · 63 km away
17. 2.216km WNW of Progreso, B.C., MXThu, Nov 15, 1:12 AM PST · 19313 days ago · 5 km deep · 80 km away
18. 2.210km WSW of Anza, CAThu, Nov 22, 6:53 PM PST · 19305 days ago · 5 km deep · 98 km away
19. 1.812km ESE of Ocotillo Wells, CASun, Nov 25, 2:35 PM PST · 19302 days ago · 5 km deep · 74 km away
20. 2.65km W of Brawley, CAWed, Nov 28, 12:31 AM PST · 19300 days ago · 4 km deep · 100 km away
21. 2.610km WNW of Coronado, CAWed, Nov 28, 12:20 PM PST · 19300 days ago · 12 km deep · 66 km away
22. 3.060km ENE of Maneadero, B.C., MXWed, Nov 28, 7:21 PM PST · 19299 days ago · 6 km deep · 99 km away
23. 2.74km W of Imperial, CAFri, Nov 30, 3:55 AM PST · 19298 days ago · 21 km deep · 93 km away
24. 1.96km SSE of Palomar Observatory, CAFri, Nov 30, 7:46 PM PST · 19297 days ago · 8 km deep · 77 km away
25. 2.43km SSE of Pine Valley, CAWed, Dec 5, 4:35 PM PST · 19292 days ago · 9 km deep · 17 km away
26. 3.16km SSW of Salton City, CAThu, Dec 6, 6:09 AM PST · 19292 days ago · 3 km deep · 87 km away
27. 3.748km ENE of Maneadero, B.C., MXThu, Dec 13, 6:59 PM PST · 19284 days ago · 6 km deep · 96 km away

Before

1. 3.210km N of Tecate, B.C., MXThu, Oct 18, 6:41 PM PDT · 19340 days ago · 15 km deep · 6 km away
2. 2.832km E of Ensenada, B.C., MXSun, Oct 14, 2:33 AM PDT · 19345 days ago · 6 km deep · 88 km away
3. 2.75km SSE of Pine Valley, CAThu, Oct 11, 5:35 PM PDT · 19347 days ago · 4 km deep · 16 km away
4. 2.821km SW of Tecate, B.C., MXSun, Oct 7, 8:37 AM PDT · 19352 days ago · 15 km deep · 31 km away
5. 1.71km N of El Centro, CASun, Oct 7, 2:37 AM PDT · 19352 days ago · 5 km deep · 97 km away
6. 1.93km NNW of El Centro, CASun, Oct 7, 1:10 AM PDT · 19352 days ago · 5 km deep · 96 km away
7. 3.110km E of Borrego Springs, CASun, Oct 7, 12:43 AM PDT · 19352 days ago · 10 km deep · 73 km away
8. 3.07km E of Borrego Springs, CASat, Oct 6, 11:38 PM PDT · 19352 days ago · 6 km deep · 73 km away
9. 2.612km N of Campo, CATue, Oct 2, 5:52 PM PDT · 19356 days ago · 6 km deep · 13 km away
10. 2.59km NNW of Borrego Springs, CASat, Sep 29, 5:46 AM PDT · 19360 days ago · 6 km deep · 79 km away
11. 2.511km SE of Anza, CASat, Sep 22, 5:16 PM PDT · 19366 days ago · 6 km deep · 92 km away
12. 3.015 km SSE of Alpine Village, CaliforniaSat, Sep 22, 1:40 PM PDT · 19367 days ago · 8 km deep · 95 km away
13. 1.77km WSW of Ocotillo, CASat, Sep 22, 9:46 AM PDT · 19367 days ago · 10 km deep · 48 km away
14. 3.023km N of Borrego Springs, CAThu, Sep 20, 1:40 PM PDT · 19369 days ago · 6 km deep · 92 km away
15. 2.55km SSW of Pine Valley, CAWed, Sep 19, 6:10 PM PDT · 19369 days ago · 12 km deep · 15 km away

From the USGS Earthquake Hazards Program and its partner networks, event ci3319268. Read Thu, Oct 1, 2026, 8:12 AM UTC.