M1.7 earthquake 20 km W of Delta, B.C., MX

Magnitude

1.7 (ML, local (Richter)), micro

Magnitude from

Southern California Seismic Network

Local time

Mon, Sep 21, 2026, 1:28 PM PDT

UTC

2026-09-21 20:28:14 UTC

Depth

7.7 km (4.8 mi), shallow

Epicenter

32.364° N, 115.410° W

Region

Mexico

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.3 km horizontally, 1.1 km in depth

Magnitude uncertainty

±0.16

Depth from

From location

Station coverage gap

104°

Stations used

16

• Puebla, MexicoPopulation 15,168. Forecast23 kmSSW
• Mexicali, MexicoPopulation 1,032,686. Forecast30 kmS

After

1. 1.54 km S of Brawley, CAWed, Sep 23, 9:49 AM PDT · 9 days ago · 11 km deep · 66 km away
2. 1.743 km NNW of Los Algodones, B.C., MXWed, Sep 23, 3:05 PM PDT · 9 days ago · 6 km deep · 86 km away
3. 2.136 km ENE of Maneadero, B.C., MXWed, Sep 23, 7:16 PM PDT · 9 days ago · 9 km deep · 95 km away
4. 1.88 km SW of Holtville, CAThu, Sep 24, 11:46 PM PDT · 8 days ago · 16 km deep · 45 km away
5. 1.53 km SW of Brawley, CASun, Sep 27, 12:29 AM PDT · 6 days ago · 9 km deep · 67 km away
6. 2.324 km WSW of Westmorland, CASun, Sep 27, 3:00 AM PDT · 6 days ago · 11 km deep · 79 km away
7. 1.69 km WNW of Holtville, CASun, Sep 27, 8:45 PM PDT · 5 days ago · 9 km deep · 52 km away
8. 2.039 km ENE of Ensenada, B.C., MXTue, Sep 29, 3:54 PM PDT · 3 days ago · 15 km deep · 90 km away
9. 1.68 km SW of Niland, CAWed, Sep 30, 12:07 PM PDT · 2 days ago · 4 km deep · 94 km away
10. 2.08 km W of Holtville, CAWed, Sep 30, 3:02 PM PDT · 2 days ago · 12 km deep · 51 km away
11. 1.59 km WNW of Holtville, CAWed, Sep 30, 4:18 PM PDT · 2 days ago · 9 km deep · 52 km away
12. 1.725 km ESE of Ocotillo Wells, CAThu, Oct 1, 12:59 PM PDT · 31 hr ago · 5 km deep · 89 km away
13. 2.19 km ENE of Puebla, B.C., MXFri, Oct 2, 7:00 PM PDT · 59 min ago · 19 km deep · 28 km away

Before

1. 3.012 km SW of Estacion Coahuila, B.C., MXSun, Sep 20, 12:50 PM PDT · 12 days ago · 19 km deep · 40 km away
2. 2.412 km SW of Estacion Coahuila, B.C., MXSun, Sep 20, 12:49 PM PDT · 12 days ago · 19 km deep · 41 km away
3. 1.525 km NNE of Ocotillo, CAFri, Sep 18, 9:26 PM PDT · 14 days ago · 8 km deep · 78 km away
4. 2.142 km ENE of Maneadero, B.C., MXThu, Sep 17, 10:52 PM PDT · 15 days ago · 15 km deep · 91 km away
5. 2.27 km WNW of Delta, B.C., MXTue, Sep 15, 6:02 AM PDT · 18 days ago · 6 km deep · 15 km away
6. 1.54 km ENE of Heber, CASun, Sep 13, 12:08 AM PDT · 20 days ago · 15 km deep · 44 km away
7. 2.24 km NE of Progreso, B.C., MXFri, Sep 11, 6:18 AM PDT · 22 days ago · 5 km deep · 30 km away · felt by 1
8. 2.34 km ENE of Heber, CAFri, Sep 11, 2:58 AM PDT · 22 days ago · 15 km deep · 43 km away
9. 1.94 km ENE of Heber, CAThu, Sep 10, 5:38 PM PDT · 22 days ago · 15 km deep · 43 km away
10. 1.57 km SW of Holtville, CAWed, Sep 9, 1:15 AM PDT · 24 days ago · 12 km deep · 45 km away
11. 1.97 km SW of Holtville, CAWed, Sep 9, 12:49 AM PDT · 24 days ago · 12 km deep · 45 km away
12. 1.55 km NNE of Progreso, B.C., MXWed, Sep 9, 12:03 AM PDT · 24 days ago · 5 km deep · 32 km away
13. 1.57 km W of Holtville, CATue, Sep 8, 10:14 PM PDT · 24 days ago · 11 km deep · 50 km away
14. 1.87 km W of Holtville, CATue, Sep 8, 10:02 PM PDT · 24 days ago · 8 km deep · 50 km away
15. 2.18 km WNW of Holtville, CATue, Sep 8, 9:59 PM PDT · 24 days ago · 12 km deep · 52 km away
16. 1.65 km S of Brawley, CATue, Sep 8, 7:44 PM PDT · 24 days ago · 10 km deep · 64 km away
17. 1.97 km ENE of Puebla, B.C., MXMon, Sep 7, 9:17 PM PDT · 25 days ago · 20 km deep · 27 km away
18. 1.55 km NNE of Progreso, B.C., MXMon, Sep 7, 5:22 AM PDT · 26 days ago · 5 km deep · 32 km away
19. 1.732 km NE of Ensenada, B.C., MXMon, Sep 7, 3:44 AM PDT · 26 days ago · 16 km deep · 95 km away
20. 2.35 km NNE of Progreso, B.C., MXSun, Sep 6, 10:59 PM PDT · 26 days ago · 3 km deep · 33 km away

From the USGS Earthquake Hazards Program and its partner networks, event ci41336327. Read Sat, Oct 3, 2026, 2:59 AM UTC.