M1.6 earthquake 21km NNE of Primo Tapia, B.C., MX

Magnitude

1.6 (ML, local (Richter)), micro

Magnitude from

Southern California Seismic Network

Local time

Sat, Dec 11, 2021, 7:49 AM PST

UTC

2021-12-11 15:49:51 UTC

Depth

16.0 km (9.9 mi), shallow

Epicenter

32.382° N, 116.807° W

Region

Mexico

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.4 km horizontally, 0.6 km in depth

Magnitude uncertainty

±0.12

Depth from

From location

Station coverage gap

214°, poorly surrounded by stations

Stations used

32

• Terrazas del Valle, MexicoPopulation 20,421. Forecast12 kmS
• Rosarito, MexicoPopulation 100,660. Forecast23 kmE
• Tijuana, MexicoPopulation 1,922,523. Forecast23 kmSE

After

1. 1.721km NNE of Primo Tapia, B.C., MXSun, Dec 12, 8:56 PM PST · 1757 days ago · 15 km deep · 0 km away
2. 1.819km ESE of Ocotillo, CATue, Dec 14, 8:30 PM PST · 1755 days ago · 8 km deep · 99 km away
3. 2.33km SE of Lake Henshaw, CAThu, Dec 16, 12:05 AM PST · 1754 days ago · 11 km deep · 94 km away · felt by 5
4. 1.926km SSW of Ocotillo Wells, CASat, Dec 18, 1:31 AM PST · 1752 days ago · 13 km deep · 80 km away
5. 1.845km ENE of Ensenada, B.C., MXWed, Dec 22, 5:59 PM PST · 1747 days ago · 15 km deep · 70 km away
6. 1.612km SSW of Borrego Springs, CASat, Dec 25, 3:23 AM PST · 1744 days ago · 14 km deep · 94 km away
7. 2.111km SSW of Borrego Springs, CASat, Dec 25, 3:24 AM PST · 1744 days ago · 12 km deep · 94 km away
8. 1.511km SSW of Borrego Springs, CASat, Dec 25, 3:26 AM PST · 1744 days ago · 13 km deep · 94 km away
9. 1.917km ESE of Julian, CATue, Dec 28, 12:04 AM PST · 1742 days ago · 10 km deep · 82 km away
10. 1.718km WSW of La Jolla, CAWed, Dec 29, 5:55 PM PST · 1740 days ago · 13 km deep · 74 km away
11. 2.036km ENE of Ensenada, B.C., MXThu, Jan 6, 2:45 AM PST · 1733 days ago · 18 km deep · 69 km away
12. 1.730km WSW of La Jolla, CAFri, Jan 7, 12:42 AM PST · 1732 days ago · 16 km deep · 81 km away · felt by 1
13. 1.959km SE of Campo, CAMon, Jan 10, 12:10 PM PST · 1728 days ago · 3 km deep · 73 km away
14. 1.720km NNE of Primo Tapia, B.C., MXSat, Jan 15, 4:37 PM PST · 1723 days ago · 16 km deep · 0 km away
15. 2.429km E of Maneadero, B.C., MXTue, Jan 18, 7:25 AM PST · 1720 days ago · 5 km deep · 90 km away
16. 1.821km N of Ocotillo, CAWed, Jan 19, 9:30 AM PST · 1719 days ago · 9 km deep · 97 km away
17. 2.07km SSW of Borrego Springs, CAWed, Jan 19, 8:09 PM PST · 1719 days ago · 11 km deep · 98 km away
18. 3.016km NNW of Ocotillo, CAFri, Jan 21, 5:01 PM PST · 1717 days ago · 7 km deep · 86 km away · felt by 3
19. 2.036km NNE of Ensenada, B.C., MXMon, Jan 24, 2:11 PM PST · 1714 days ago · 13 km deep · 44 km away
20. 1.55km WNW of Lake Henshaw, CATue, Jan 25, 3:59 AM PST · 1713 days ago · 15 km deep · 98 km away
21. 2.610km SE of Tijuana, B.C., MXThu, Jan 27, 10:05 PM PST · 1711 days ago · 16 km deep · 16 km away · felt by 23
22. 2.653km ENE of Maneadero, B.C., MXTue, Feb 1, 2:30 PM PST · 1706 days ago · 19 km deep · 88 km away · felt by 61
23. 2.26km SSW of Warner Springs, CAWed, Feb 2, 12:25 AM PST · 1706 days ago · 9 km deep · 96 km away
24. 1.820km ESE of Ocotillo, CAWed, Feb 2, 6:15 PM PST · 1705 days ago · 9 km deep · 100 km away
25. 2.641km W of El Sauzal, B.C., MXThu, Feb 3, 1:55 AM PST · 1705 days ago · 23 km deep · 64 km away
26. 2.522km W of La Jolla, CAFri, Feb 4, 11:41 PM PST · 1703 days ago · 18 km deep · 86 km away · felt by 8
27. 1.910km NNW of Ocotillo, CASun, Feb 6, 2:57 PM PST · 1701 days ago · 9 km deep · 87 km away

Before

1. 2.142km ENE of Ensenada, B.C., MXFri, Dec 3, 1:35 AM PST · 1767 days ago · 11 km deep · 64 km away
2. 2.840km ENE of Maneadero, B.C., MXThu, Dec 2, 4:14 PM PST · 1767 days ago · 15 km deep · 82 km away · felt by 2
3. 1.713km SSW of Ocotillo Wells, CATue, Nov 30, 10:52 AM PST · 1769 days ago · 7 km deep · 94 km away
4. 2.433km E of Maneadero, B.C., MXMon, Nov 29, 5:06 PM PST · 1770 days ago · 5 km deep · 91 km away · felt by 1
5. 2.122km E of Primo Tapia, B.C., MXMon, Nov 29, 6:02 AM PST · 1770 days ago · 18 km deep · 19 km away
6. 2.417km ESE of Ocotillo, CASun, Nov 21, 3:36 AM PST · 1778 days ago · 8 km deep · 96 km away
7. 1.811km E of Julian, CAThu, Nov 18, 2:25 AM PST · 1782 days ago · 11 km deep · 81 km away
8. 3.228km W of El Sauzal, B.C., MXWed, Nov 17, 5:51 PM PST · 1782 days ago · 14 km deep · 58 km away
9. 1.634km ENE of Ensenada, B.C., MXWed, Nov 17, 7:51 AM PST · 1782 days ago · 11 km deep · 68 km away
10. 1.827km ENE of Pine Valley, CAWed, Nov 17, 12:31 AM PST · 1783 days ago · 6 km deep · 78 km away
11. 3.045km SW of Primo Tapia, B.C., MXSun, Nov 14, 8:07 AM PST · 1785 days ago · 21 km deep · 65 km away

From the USGS Earthquake Hazards Program and its partner networks, event ci39885439. Read Sun, Oct 4, 2026, 10:47 PM UTC.