M2.5 earthquake 13km SE of Pine Valley, CA

Magnitude

2.5 (mh), micro

Local time

Fri, Feb 2, 1973, 4:37 PM PST

UTC

1973-02-03 00:37:52 UTC

Depth

3.7 km (2.3 mi), shallow

Epicenter

32.731° N, 116.439° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 1.7 km horizontally, 2.5 km in depth

Magnitude uncertainty

±0.12

Depth from

From location

Station coverage gap

150°

Stations used

8

• Pine Valley, CaliforniaPopulation 1,510. Forecast13 kmSE
• Tecate, MexicoPopulation 64,764. Forecast26 kmNE
• El Cajon, CaliforniaPopulation 103,679. Forecast49 kmE
• Tijuana, MexicoPopulation 1,922,523. Forecast59 kmENE

After

1. 2.314km SE of Ocotillo, CAThu, Feb 15, 5:33 AM PST · 19577 days ago · 6 km deep · 52 km away
2. 2.39km WNW of Palomar Observatory, CASat, Feb 17, 10:20 PM PST · 19575 days ago · 3 km deep · 86 km away
3. 2.510km WNW of Palomar Observatory, CASat, Feb 17, 10:21 PM PST · 19575 days ago · 4 km deep · 87 km away
4. 2.610km WNW of Palomar Observatory, CASun, Feb 18, 12:32 AM PST · 19575 days ago · 4 km deep · 88 km away
5. 3.77km ENE of Ocotillo, CATue, Feb 20, 2:49 AM PST · 19572 days ago · 6 km deep · 48 km away
6. 3.02km WNW of Lake Henshaw, CASat, Feb 24, 9:41 PM PST · 19568 days ago · 8 km deep · 66 km away
7. 2.64km WNW of Lake Henshaw, CAMon, Feb 26, 4:03 AM PST · 19566 days ago · 11 km deep · 67 km away
8. 3.216km SW of Ocotillo Wells, CAWed, Mar 7, 2:59 PM PST · 19557 days ago · 6 km deep · 38 km away
9. 2.826km WSW of Westmorland, CAWed, Mar 7, 10:26 PM PST · 19557 days ago · 6 km deep · 58 km away
10. 2.719km SSE of Ocotillo, CAThu, Mar 8, 11:18 PM PST · 19556 days ago · 17 km deep · 53 km away
11. 3.321km WSW of Westmorland, CASat, Mar 17, 12:17 AM PST · 19548 days ago · 6 km deep · 63 km away
12. 2.86km SW of Salton City, CAMon, Mar 19, 10:35 PM PST · 19545 days ago · 6 km deep · 72 km away
13. 3.220km ESE of Julian, CAFri, Mar 23, 9:31 PM PST · 19541 days ago · 6 km deep · 29 km away
14. 2.97km SW of Aguanga, CASun, Mar 25, 1:53 PM PST · 19539 days ago · 10 km deep · 87 km away

Before

1. 2.78km E of Progreso, B.C., MXThu, Feb 1, 12:45 AM PST · 19592 days ago · 6 km deep · 90 km away
2. 2.425km WSW of Westmorland, CASat, Jan 27, 6:20 PM PST · 19596 days ago · 6 km deep · 59 km away
3. 2.412km NE of Campo, CAFri, Jan 26, 4:38 PM PST · 19597 days ago · 9 km deep · 7 km away
4. 2.913km SE of Pine Valley, CAThu, Jan 25, 4:34 PM PST · 19598 days ago · 0 km deep · 1 km away
5. 3.28km WNW of El Sauzal, B.C., MXThu, Jan 25, 2:37 PM PST · 19598 days ago · 6 km deep · 95 km away
6. 2.26km WSW of Pine Valley, CATue, Jan 23, 5:41 PM PST · 19600 days ago · 5 km deep · 16 km away
7. 2.29km W of Pine Valley, CATue, Jan 23, 4:41 PM PST · 19600 days ago · 3 km deep · 20 km away
8. 2.97km N of Borrego Springs, CAMon, Jan 22, 10:30 PM PST · 19601 days ago · 6 km deep · 66 km away
9. 3.012km E of Borrego Springs, CAMon, Jan 22, 2:24 AM PST · 19601 days ago · 6 km deep · 60 km away
10. 3.110km SSE of Ocotillo, CAMon, Jan 15, 4:11 PM PST · 19608 days ago · 6 km deep · 46 km away
11. 2.722km ESE of Anza, CASat, Jan 13, 1:38 PM PST · 19610 days ago · 6 km deep · 81 km away
12. 2.822km ESE of Anza, CASat, Jan 13, 1:37 PM PST · 19610 days ago · 9 km deep · 83 km away
13. 2.622km ESE of Anza, CASat, Jan 13, 11:36 AM PST · 19610 days ago · 5 km deep · 83 km away
14. 3.322km ESE of Anza, CASat, Jan 13, 10:46 AM PST · 19610 days ago · 5 km deep · 83 km away
15. 2.315km SSE of Campo, CAFri, Jan 12, 4:34 PM PST · 19611 days ago · 15 km deep · 28 km away
16. 2.311km NE of Campo, CAFri, Jan 5, 4:57 PM PST · 19618 days ago · 10 km deep · 6 km away

From the USGS Earthquake Hazards Program and its partner networks, event ci3320538. Read Tue, Sep 22, 2026, 9:44 PM UTC.